Reflecting on Summer in the Pineywoods

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S-banded Tiger Beetle

With the arrival of our first “real” cold front of the season, and temperatures in the extended forecast barely creeping out of the 60s, I think it’s safe to say that fall has arrived.  The forests are full of fungi and fall-blooming asters.  And just the other day I found several Marbled Salamander, a true harbinger of fall.

But before I set out to bask in the beauty of Autumn, I find myself thinking back to a summer spent in the forests of my home.  This year’s was a particularly hot, dry summer.  After a few years of relatively mild summers, at least in terms of Texas, this one was intense.  Yet even in the midst of heat waves and drought there are natural treasures to be found by those willing to look.

I found one such treasure on a sweltering day in late June.  On the advice of my friend Joe Liggio, author of Wild Orchids of Texas, I went to check on a local population of Crest Coralroot Orchids (Hexalectris spicata).  This is a wide ranging species, occurring from Arizona to Florida to Virginia.  In Texas they occur in scattered populations throughout the state, with the most robust populations being in the White Rock Escarpment of north-central Texas, the Edward’s Plateau, and the mountains of the Trans Pecos.  In the Pineywoods they are only known from a few localized populations.  Here they are generally found singly, or in small, scattered clumps.  This year however, we found a huge clump of over 30 stems.

The Crested Coralroot is a non-photosynthesizing mycoheterotroph, meaning that it lacks chlorophyll and has no real leaves to speak of.  It lives out its days a little more than an underground rhizome and small roots that penetrate the mycorrhizal fungi of tree roots in order to rob them of a portion of their energy and nutrients.  All that alerts the average forest-goer to their presence is the flesh colored flowering stalk and purple-streaked flowers that emerge all to briefly in the early summer.

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Crested Coralroot

Emerging from forest floors rich in decomposing organic material in early June is the Ox Beetle (Strategus aloeus).  These massive coleopterans are among the largest insects in the United States.  The pronotums of males are decorated with three horns that are utilized in combat to win the favor of females.  These massive beetles are familiar visitors to porch and gas station lights on warm, humid, moonless summer nights.

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Male Ox Beetle

Another, much more occasional, visitor to night lights is the assassin bug known as Microtomus purcis.  So named for their tendency to ambush other insects and dispatch them with their long spear-like beak, assassin bugs come in a variety of shapes, sizes, and colors.  Microtomus purcis is one of the largest, and most striking.  When not visiting man-made lights in errors, they spend much of their time hidden beneath the bark of rotting tree trunks.

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Microtomus purcis

We spent much of July away from the Pineywoods, visiting the sky islands of West Texas and the beaches of the Upper Texas Coast.  I could not resist, however, seeking out the brilliant orange Platanthera orchids that light up the bog like tiny torches.  There are four species in Texas, however this year I would only photograph two of them.  Interestingly, I would find them both on the same day.

In late July we traveled to the Big Thicket, where deep in a mosquito infested baygall I spotted the brilliant inflorescence of the Crested Fringed Orchid (Platanthera cristata).  This is perhaps the second rarest of our Platanthera species, only known from a few sites in the central and southern Pineywoods.  In Texas they seem to prefer the shaded, highly acidic conditions of forested seeps, occurring either on their margins or interiors.  I have also found them at acidic seeps along springfed streams.  They are generally in the company of a variety of ferns, and other forest seep specialists like Nodding Nixie (Apteria aphylla).  This seemed a good year for them.  I often wonder what triggers an orchid bloom, as some years none will bloom, other years only a handful, and that rare year where many will bloom.  Rainfall no doubt plays some important roll, but as to when the rain should fall to trigger the bloom and what other factors may contribute, I am at a loss.

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Crested Fringed Orchid

After leaving the baygall we traveled east to a wetland pine savannah where we found the enigmatic Chapman’s Fringed Orchid (Platanthera chapmanii).  P. chapmanii occurs in scattered populations in Texas, Mississippi, Florida, Georgia, and North Carolina.  It is believed by many to have arisen from an ancient hybrid of P. cristata and P. cilliaris, seeming to display characteristics of both.  It can be differentiated from the former by its long beard and reflexed lateral sepals.  It differs from the latter by its hooked columns.  In Texas P. chapmanii is known from a few remnant wetland pine savannahs in the Big Thicket.

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Chapman’s Fringed Orchid

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Chapman’s Fringed Orchid in a wetland pine savannah

Growing alongisde the Chapman’s Orchids were a variety of carnivorous plants, including the conspicuous Pale Pitcher Plant (Sarracenia alata).  The leaves of these carnivores, known as pitchers, are hollow and form long tubes with pools of digestive enzymes at their base.  Unsuspecting insects that enter the pitchers may become trapped in the enzyme soup, where they are slowly digested, nourishing the plants.

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Pitcher Plants in Love

In early August Caro and I found ourselves in pursuit of another orange beauty, the Carolina Lily (Lilium michauxii).  Uncommon in Texas, the Carolina Lily grows in rich, mature forests, generally on hardwood slopes, though it may occur on rocky slopes dominated by Longleaf Pine.  We actually spotted our first lily of the season growing along a county road in a remnant patch of forest surrounded by pine plantations.

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Carolina Lily

A few days later we went to visit a population that Caro had spotted last year long after antithesis.  This year we found them in full bloom, and even spotted one plant that had three flowers, something I had never seen before.

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Carolina Lily

Carolina maintains our garden, which is full of a variety of native plant species.  A benefit to a diversity of native plants in our yard is that we are able to attract a variety of native pollinators.  And with the pollinators come the predators.  In essence we get to observe the food chain in action every day.  One of my favorite back yard predators is the Widow Skimmer, which stalks the garden and occasionally pauses for a brief photo shoot.

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Widow Skimmer

One of my favorite summer past-times is wandering along the numerous clear, cold, springfed streams that transect portions of the Pineywoods.  There is so much to see beneath the water, along the banks, and in the surrounding forests.  It was on the banks of one such stream that I spotted these striking red fungi.

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Fungi

Late summer brings with it a peak in tiger beetle activity.  Undisturbed beaches along streams and rivers may literally be swarming with a variety of species, voraciously chasing down any prey item unfortunate enough to get in their path.  One species, the S-banded Tiger beetle (Cicindelidia trifasciata) was historically considered a species of the coast, however in recent years it has been found along waterways hundreds of miles inland.  In the Pineywoods it is now quite common in many areas.

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S-banded Tiger Beetle

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S-banded Tiger Beetle

The Bronzed Tiger Beetle (Cicindela repanda) is a wide-ranging, somewhat variable species.  Their elytra may appear dark brown, coppery, or even golden under the right light conditions.  They are commonly encountered on sandy stream banks and sandbars of streams and rivers.

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Perhaps the most commonly encountered Tiger Beetle in the Pineywoods is the Ocellated Tiger Beetle (Cicindelidia ocellata).  Unlike most species of the Pineywoods, which are characteristically eastern and at the western edge of their range, the Ocellated Tiger Beetle is primarily a species of the southwest and reaches the eastern limit of its range here.

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Ocellated Tiger Beetle

A visit to my good friend James Childress‘s farm is always good for turning up a few invertebrates.  The plants and woodpiles along his cabin harbor rich arachnid diversity, and we are always treated to a wealth of spider sightings.  Perhaps the most entertaining of all of the farm’s eight-legged denizens is the Bold Jumping Spider (Phiddipus audax).

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Bold Jumping Spider

Under a chair on James’s patio we found this large female Black Widow (Latrodectus mactans).  Perhaps the most famous/infamous spider in the country, the Black Widow has a reputation of being dangerous and ruthless due to its potent venom and tendency to cannibalize males seeking mating opportunities.  In reality, they are docile, gentle creatures disinclined to bite.

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Black Widow

As August turned to September, my friend Scott Wahlberg spotted something truly remarkable.  Deep in a mature hardwood stream bottom he caught a glimpse of a massive Canebrake Rattlesnake (Crotalus horridus) that we estimated to be pushing five feet in length and as thick as my upper arm.  Finding this snake was a reminder that all manner of fantastic creatures are hidden deep in the forest, many of which will never be seen by visitors to their woodland realm. We were fortunate, however, to see one of these elusive forest spirits.  In a time and place when so many seem determined to wipe these beautiful animals out based on unfounded fears and ignorance, it is nothing short of incredible that this snake would live long enough to attain such an impressive size. Spending a moment with this gentle giant truly was a gift from the forest.

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Canebrake Rattlesnake

Back at James’s farm the hummingbirds had arrived in force.  South-bound Ruby-throated Hummingbirds (Archilochus colubris) begin arriving in the Pineywoods in late summer.  Dozens of these tiny aerial acrobats were fighting for position among James’s feeders, eager to refuel and prepare for the continued journey south.

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Ruby-throated Hummingbird

Many shorebirds also pass through the Pineywoods in East Texas as they migrate south.  In early September while laying flat on a river sandbar photographing tiger beetles I caught a blur of motion our of the corner of my eye. Slowly I turned my head to focus on this new distraction, and saw that it was a Spotted Sandpiper (Actitis macularis) darting back and forth in pursuit of invertebrate prey. Though the bird was only about 25 feet away, it was still too far for my macro to reach. Slowly I crept backwards, and then made my way to my truck to seek out my telephoto lens. I could only hope that the tiny hunter would stick around. As I retreated I watched the shorebird make several mad dashes in the area I had just left, undoubtedly snatching up some of the tiger beetles I had just been observing.

I made it to the truck and equipped my bird lens. I then cautiously made my way back to the sandbar. At first I couldn’t see the sandpiper, but after some time it became visible behind a small rise in the sand, tail a-bobbing. I got into the water and laid flat, trying to conceal as much as my form as possible. I slowly moved toward my quarry, and found it to be surprisingly tolerant. Most shorebirds are in their basic, or non-breeding plumage this time of year. In the Spotted Sandpiper, I find this look to be just as striking as its breeding plumage, particularly the fine details on the wing coverts.

I watched the sandpiper through my lens as it moved up and down the edge of the sandbar, stalking and pouncing on prey, and flipping leaves and other bits of cover to see what tasty morsels might lie beneath. After it had scoured most of the sandbar’s perimeter it took off upriver, flying southward with its characteristic erratic wingbeats. I was left with a few images and a fine memory of an unexpected encounter of the best kind.

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Spotted Sandpiper on the prowl

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Spotted Sandpiper

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Spotted Sandpiper

I can’t say that I’ll miss the summer heat, but I will miss many of the familiar species that vanish for the year as summer turns to autumn.  I can’t be too sad, however, as each season in the Pineywoods has a unique cast of characters, and each year I look forward to seeing familiar faces and those that I have not yet had the pleasure of meeting in these wonderful, diverse forests.

Spring in the Pineywoods

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Kentucky Lady’s Slippers – A Gift of Spring

As I sit here typing, we are in the height of August, which has the misfortune of traditionally being our most miserable month – at least climatically speaking.  So as the dried grass crunches beneath my feet and my skin bakes under triple digit temperatures, it’s easy to escape back to a day over four months ago.

It was the last day of March.  There was a definite chill in the air as I set out into the forest.  The gray of dawn was made darker by the the canopy of beech and oak towering one hundred feet above my head.  I worried for a moment that I may not see them – my elusive botanical quarry.  But despite the dim light of the understory, the yellow egg-sized blooms of the Kentucky Lady’s Slipper (Cypripedium kentuckiense) caught my eye like a beacon sent out to some wayfaring sailor, and drew me to them with a siren’s song of its enigmatic beauty.

A few days prior my friend Peter Loos had called and told me that the slippers were out early this year, a full two weeks early.  He also told me that one population, which typically has only a plant or two in flower, was displaying six perfect blooms this year.  If it weren’t for his call, I would have likely missed out on a very special experience.

The soil was cold and damp as I sat, saturated from a previous day’s rain.  It was still to early for photography, the forest too dark to properly render the color of the scene.  So I sat and waited in the company of the forest.  I admired the slippers and the ferns that grew around them.  I listen to the familiar songs of Red-eyed Vireos, Summer Tanagers and Hooded Warblers, and the distant trill of a Northern Parula.  After some time I could see hints of dappled sun in the highest leaves in the canopy.  The forest grew brighter, its colors warmed.  In this new light I could see distant azalea blooms lining the creek downslope.

I had to pay close attention to the light.  There would only be a brief moment for me to capture the image I was after.  That time when the ambient light early morning sun illuminated the forest, but before its rays penetrated the canopy, casting sun spots and uneven light on the forest floor.  Finally the moment was right, and I captured the image above.

Though the end of March may have been the height of the season, spring itself had begun nearly two months prior, when the first of the spring ephemerals pushed their way through the leaf litter.  Perhaps my favorite of these is the Bloodroot (Sanguinaria canadensis), so named for the red sap of its roots that has long been used for a wide range of medicinal purposes.  Bloodroot is now rare in Texas, where it hold on in a few remnant patches of mature hardwood forest.

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Bloodroot – An Ode to Spring

Like the Bloodroot, the White Trout Lily (Erythronium albidum) is one of our first harbingers of spring.  White Trout Lily can be found throughout the Pineywoods.  Though it is common nowhere, it is more frequently encountered in the northern and western portions of this forested ecoregion.  Elsewhere in the state it can be found in some Post Oak Savannah and Cross Timber woodlands.

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Trout Lily

It is not just the rich woods that experience a flush in early spring activity.  In mid February the wetland pine savannahs of East Texas appear bleak, their grasses turned brown by the short days and biting cold of winter.  But it is in that time that the Woolly Sunbonnet (Chaptalia tomentosa) emerges, opening its blooms in the midday sun.

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Woolly Sunbonnet

Though the forest floor may be coming to life, early spring still finds the trees leafless and dreary.  I captured the haunting scene below as a fog rolled in over the Angelina River on a cold day in mid February.

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The Angelina River looks to be a dismal place in early spring.

Even in early March the forest still seems gripped in winter.  At least from a distance…

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A rare waterfall in one of the last patches of old growth forest in East Texas.

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A small stream flows, fueled by spring rains

But closer examination shows that by early March the forest has come alive.  The scene below was captured at our friends Susan and Viron’s land.  Under their stewardship, a spectacular patch of rich mesic forest has persisted.  Here nearly all of the plants that have become exceedingly rare elsewhere in the states, still thrive.  Their forest contains colonies of Yellow Trout Lily (Erythronium rostratum) that cover acres!

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Yellow Trout Lilies – Ephemeral

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Yellow Trout Lilies

Their land is also home to one of only two known populations of False Rue Anemone (Enemion biternatum) in the state.

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False Rue Anemone

Spring Beauties (Claytonia virginica) flourish here as well.  They are one of our most common spring ephemeral, but that in no way diminishes their beauty.

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Spring Beauty

One of the more unexpected denizens of early spring is the Wrinkled Festive Tiger Beetle (Cicindela scutellaris rugata).  Unlike most tiger beetles, which are most active during the summer, the Wrinkled Festive Tiger Beetle is active in the early spring, and by late May are almost impossible to find.

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Wrinkled Festive Tiger Beetle

This jewel-like beetle is restricted to eastern Texas, western Louisiana, and extreme southwestern Arkansas and southeastern Louisiana. Here it occurs in areas with vast expanses of bare sand such as xeric sandhills and sand “blowouts” in the Pineywoods and Post Oak Savannah.

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Wrinkled Festive Tiger Beetle

By mid-March most of the woodlands in the southern Pineywoods had begun to leaf-out.  The scene below was captured in a vast floodplain adjacent Big Sandy Creek in the Big Thicket.

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Vernal

As the freshly emerging leaves hardwoods begin to turn the slopes and floodplains green, a different explosion of color is occurring in a precious few longleaf pine savannahs in the Big Thicket.  At the few sites where it still occurs, the Federally Endangered Texas Trailing Phlox (Phlox nivalis ssp. texensis) reaches peak bloom in mid-March.

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Texas Trailing Phlox

Around the same time, a very different phlox species blooms in the shade American Beech and other hardwoods of rich forested slopes.  Though common throughout much of its range in eastern North America, Wild Blue Phlox (Phlox divaricata) is rare in Texas.  The combination of pale blue blooms, feathery fern fronds and a gnarly old hornbeam created a scene that seemed like something more suited for a Tolkien novel than the Pineywoods.

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Mirkwood

While we’re on the topic of phlox, one can’t drive the backroads of the Big Thicket without admiring the recently described Texas endemic Big Thicket Phlox (Phlox pulcherrima), a member of the Phlox pilosa complex.

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Big Thicket Phlox

With March in full swing, color was coming to all of the vegetative communities of the Pineywoods.  Wright’s Lily (Schoenolirion wrightii), a rare species of glades and barrens came into bloom over deposits of Catahoula Sandstone.

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Wright’s Lily

And expansive drifts of Wild Hyacinth (Camassia scilloides) turned the forest floor blue in this woodland in the northern Pineywoods.

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Rebirth

One afternoon, as we were exploring the longleaf pine savannahs of the Angelina National Forest, Carolina spotted a splash of yellow in the distance.  It turned out to be a small flatwoods pond decorated with the blooms of thousands of Floating Bladderworts (Utricularia radiata).  These plants are carnivorous, and I couldn’t help but think that below the surface was something akin to a minefield for the unfortunate aquatic invertebrates that dwell within.

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Floating Bladderworts – Minefield

Not all of spring’s palate is painted on the forest floor however, and a multitude of trees and shrubs put on an impressive display as they come into flower.  In the picture below White Fringetree (Chionanthus virginicus) flowers in the foreground while Flowering Dogwood (Cornus florida) blooms in the distance.

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White Fringetree – Old Man of the Woods

By late March the Mayapples (Podophyllum peltatum) have taken over the forest floor.  One of my favorite spring ephemerals, Mayapple is still quite easy to find in certain parts of East Texas, unlike so many other species of rich woods that have become increasingly rare.

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Mayapple – Sea of Green

The large umbrella-shaped leaves of Mayapple are actually toxic.  Only the ripe fruit is edible.  The downy white blooms hang beneath the leaves.  Non-blooming plants always sport a single leaf, while those that bloom have two.

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Mayapples

Along the bluffs lining the Angelina River, Carolina and I found a large colony of Wild Comfrey (Cynoglossum virginianum).  These wildflowers, with their downy basal leaves and tiny sky-blue blooms have become quite uncommon in Texas.  They often occur in the company of the Kentucky Lady’s Slipper, and I couldn’t help but wonder of the enigmatic orchid once called these hills home.

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Wild Comfrey Hills

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Wild Comfrey Blooms

Another uncommon species often found in the presence of the lady’s slipper is the Bigleaf Snowbell (Styrax grandifolia).  It’s easy to see how this species gets its common name, as thousands of small white blooms may dangle from its branches in early April.

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Bigleaf Snowbell

In the vast floodplain of the Neches River I spotted a large colony of Eastern Bluestar (Amsonia tabernaemontana), and I stood in the flood waters to photograph its delicate blooms in the evening light.

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Eastern Bluestar

Every spring I look forward to the emergence of the trilliums.  This year I found this large colony of Sabine River Wakerobin (Trillium gracile) in a rich hardwood forest in Sabine County.

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Sabine River Wakerobin

By mid-April many of the spring ephemerals have already faded, and a new cast of floral characters appears on the scene.  Clasping Milkweed (Asclepias amplexicaulis) emerges from deep sands and displays its bizarre blooms for all the pollinating world to see.

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Clasping Milkweed

Deep in the forest a very different milkweed was blooming.  By mid April the White (A.K.A Redring) Milkweed was beginning to come into flower.

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White Milkweed

The Zigzag Iris (Iris brevicaulis) can be found on the margins of wetlands in the Pineywoods.

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Zigzag Iris

Flowering Dogwood is one of the most familiar small trees of East Texas.  Lesser known are the other species of dogwood that occur here.  This spring we found several Roughleaf Dogwoods (Cornus drummondii) in bloom along a small stream in Houston County.

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Roughleaf Dogwood

The Rose Pogonia (A.K.A. Snakemouth Orchid) (Pogonia ophioglossoides) is always a crowd-pleaser.  I found several blooming in late April with my friend James Childress in a remote seep on private land.

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Rose Pogonia

One evening in April I received a call from my friend, and author of The Wild Orchids of Texas, Joe Liggio.  He told me that while returning home from a long day of botanizing, he spotted an uncommon wildflower along a remote road in Liberty County.  It was the Foxglove Penstemon (Penstemon digitalis).  Shortly after photographing the plants at Joe’s site, I found it growing in similar remoteness in Sabine County.  This penstemon has a fairly broad distribution in the eastern third of the state, occurring in scattered populations in rich, open woodlands and their margins. There is some debate as to whether it is native outside northeast Texas, while others question whether or not its native to the state at all.  The plants that Joe and I discovered were, in my opinion, unlikely candidates for escapees from cultivation.  This leads me to believe that is in fact native to East Texas.

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Foxglove Penstemon

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Foxglove Penstemon

Also in April, my friend Scott Wahlberg and I visited a site in the Big Thicket where last year I was able to track down Wild Blue Lupine (Lupinus perennis).  I went into some detail on this species in a blog post last year, so I won’t say much here, save to mention it’s striking beauty.

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Wild Blue Lupine

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Wild Blue Lupine

Another species that I pursued last year was the Green Adder’s Mouth (Malaxis unifolia).  Carolina and I found them again this year, and I photographed them to the sound of the thunder of a rapidly approaching storm.

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En-route to photograph the adder’s mouth, we spotted a striking little purple legume flowering alongside the road.  It was a patch of Sampson’s Snakeroot (Orbexilum pedunculatum), a plant I only occasionally encounter in the Pineywoods.

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Sampson’s Snankeroot

Though it’s pushing the limits of late spring and flirting with early summer, late May still has a lot to offer, botanically speaking.  One warm evening in late May, Caro and I drove out to Walker County to photograph the Bush’s Purple Coneflower (Echinacea paradoxa var. neglecta).  This puzzling population was found growing in a calcareous prairie remnant by my friend Eric Keith.  Echinacea paradoxa is a species of coneflower found in the Ozark Plateau and isolated populations in southern Oklahoma and southeast Texas. While typically yellow, E. paradoxa var. neglecta range from pale purple to deep pink.  The population here in southeast Texas is disjunct from other known populations by hundreds of miles.

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So it was that the Spring of 2018 came to a close and gave way to summer.  It was hard to say goodbye to the cool, gray days of Spring, but as a naturalist I find some joy in each of our seasons.  Soon the sun would be blaring, the cicadas would be trilling, and a whole new cast of plants and animals would make themselves known.

June Recap

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Eastern Featherbells (Stenanthium gramineum) bloom in a mature pine-hardwood forest.

June got off to a slow start, but I finished strong, checking four more species off my list:

Saltmarsh False Foxglove (Agalinis maritima)

Velvetleaf Milkweed (Asclepias tomentosa)

Correll’s False Dragonhead (Physostegia correllii)

Starry Campion (Silene stellata)

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In early June I photographed this pair of ox beetles (Strategus antaeus) with my good friend James Childress.  We have two species of ox beetles in East Texas.  Strategus antaeus is smaller, with proportionately longer, pointed horns.  Strategus aloeus is much larger, with blunt tipped horns.  S. antaeus is primarily a species of the coastal plain, with East Texas marking the southwestern limit of its range.  It occurs in open, sandy woodlands, savannahs, and prairie openings.  The large horns of the male are used in combat to with other males to win the favor of a female.

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Strategus antaeus

In mid June I visited one of my favorite vegetative communities: the herbaceous hillside seep.  This particular site is on private land that is managed by a combination of fire and mechanical clearing.  Historically these communities would have been kept free from woody vegetation through a combination of frequent lightning-ignited fires and poor, saturated soils.  These communities are home to a variety of rare and interesting species including carnivorous plants and a variety of orchids.  Pictured below are Pale Pitcher Plants (Sarracenia alata) and blooming Pinewoods Rose Gentians (Sabatia gentianoides).  I hope to highlight this community more in a future blog entry.

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Herbaceous Hillside Seep

One of the herbaceous seep’s most striking summer displays comes from the Bog Coneflower (Rudbeckia scabrifolia).  This rare plant is confined to extreme eastern Texas and western Louisiana.  Here it’s habitat has all but disappeared over the past century and a half.

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Bog Coneflowers bloom in a herbaceous hillside seep.

Similar to the herbaceous hillside seep, but occurring in areas where fire historically did not penetrate is the forested seep.  These areas are locally known as “baygalls” in reference to two typically dominant species: Sweetbay Magnolia (Magnolia virginiana) and Tall Gallberry Holly (Ilex coriaceae).  Like the herbaceous seep, baygalls are home to many rare species.  Pictured here are the blooms of the toxic Virginia Bunchflower (Veratrum virginicum).  These handsome plants may reach a height of 7 feet.

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Virginia Bunchflower blooms in an East Texas baygall

Another impressive summer bloomer is Physostegia digitalis, one of the false dragonheads.  They can reach heights of six feet or more and bear dozens of pale pink flowers.  Like the Bog Coneflowers, they are a species endemic to the West Gulf Coastal Plain, and are limited to East Texas, western Louisiana, and extreme southwestern Arkansas.  They are quite common in East Texas, existing in open sandy woodlands and highway right-of-ways.

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Physostegia digitalis

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Physostegia digitalis

Ongoing survey efforts for the extremely rare Louisiana Pine Snake (Pituophis ruthveni) on private land produced this Northern Scarlet Snake (Cemorphora coccinea copei).  Though they may be locally common in appropriate habitat, their preferred habitat, which includes sandy longleaf pine savannahs, xeric sandhills, and similar habitats has all but disappeared.  Scarlet snakes are specially adapted for burrowing, and they spend most of their time below ground. In East Texas their greatest periods of surface activity seem to coincide with the peak season for reptile nesting. During this time they seek out their favorite prey: reptile eggs.

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Northern Scarlet Snake

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Northern Scarlet Snake

I photographed this jewel beetle (Acmaeodera sp.) as it went about unwittingly pollinating Woodland Poppymallow (Callirhoe papaver).

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Acmeodera sp.

This has been a good year for Eastern Featherbells (Stenanthium gramineum).  I prefer landscape shots that showcase their whispy blooms over detailed shots of individual flowers.  Eastern Featherbells is one of a suite of species typical of the eastern United States that reaches it southwestern limit in the Pineywoods of East Texas.  It seems to be uncommon to rare throughout most of its range.

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Eastern Featherbells in a dry-mesic forest.

A number of milkweed species bloom in the height of summer.  One of the more easily overlooked species is the Whorled Milkweed (Asclepias verticillata), whose tiny flower clusters hardly look like blooms from a distance.

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Whorled Milkweed

The Federally Threatened Neches River Rosemallow (Hibiscus dasycalyx) occurs in just a few East Texas Counties.  It can be differentiated from the similar Halberd-leaved Hibiscus (Hibiscus laevis) by the dense hairs on its calyces.

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Neches River Rosemallow

As the Texas summer wears on, spending time outside becomes more and more unpleasant, however some of our most interesting species are most active and easiest to see in these sweltering months.  I look forward to seeing what July has in store.

May Recap

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Gulf Crayfish Snake

May saw four more species crossed of my 2017 list of biodiversity goals, including my first animal.  While I am lagging behind on my list, I was able to capture images of some interesting species not on my list, as well as some beautiful landscapes.  The following are the target species I was able to photograph in May:

Smooth Jewelflower (Streptanthus hyacinthoides)

Centerville Brazos Mint (Brazoria truncata var. pulcherrima)

Purple Bladderwort (Utricularia purpurea)

River Otter (Lontra canadensis)

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I explored a variety of habitats in May, however it was largely dominated by forays into a number of xeric sandhills.  Both the Smooth Jewelflower and Centerville Brazos Mint make their home in these unique communities, and more information can be found in their blog entries linked above.  The following images are of a pair interesting West Gulf Coastal Plain near endemics.

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Prairie Milkvine (Matelea cynanchoides)

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Scarlet Penstemon (Penstemon murrayanus)

Each year in May I look forward to visiting the wetland pine savannahs and hillside seeps of the Big Thicket.  This is the peak bloom time for the spectacular Grass Pink Orchid (Calopogon tuberosus).  In East Texas, they typically grow in the company of the carnivorous Pale Pitcher Plant (Sarracenia alata) which captures insects in its tubular leaves.  Here they are trapped and slowly digested to provide nutrients to the plant so that it may thrive in otherwise nutrient-poor soil.

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Grass Pink Orchids and Pale Pitcher Plants

While I was photographing the orchids, Carolina found this blooming Sweetbay Magnolia (Magnolia virginiana) at the margins of a baygall nearby.  The sweet aroma of these large flowers fills the air for much of May.

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Sweetbay Magnolia blooms at the margin of a baygall.

While exploring a wetland near my house I found a large patch of blooming Lizard’s Tail (Saururus cernuus).  Though I didn’t have my camera with me at the time, I couldn’t pass up the opportunity to photograph this scene, and returned later.  Lizard’s Tail grows in a variety of shallow wetlands.

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Lizard’s Tail blooms in a forested wetland.

We spent our fair share of time among the Longleaf Pines as well.  My friend James spotted this Slender Glass Lizard (Ophisaurus attenuatus).  The common name glass lizard comes from this genus’s propensity for caudal autonomy.  This is the familiar action of a lizard dropping its tail in response to a predator threat.  In the glass lizard, however, the tail makes up over half of its body, and contains several fracture points.  This can result in an individual seeming to break into pieces when being captured by a potential predator.  Though they may seem fragile, careful, gentle handling helps ensure that they remain in tact.  Though they are typically associated with sandy habitats, they are not proficient burrowers, but rather “swim” through dense grasses.

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Slender Glass Lizard

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Slender Glass Lizard

While on a gem/mineral hunting expedition Carolina and I spotted this Spicebush Swallowtail (Papilio troilus) nectaring on Butterfly Weed (Asclepias tuberosa).

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Spicebush Swallowtail nectaring on Butterfly Weed

The impressive blooms of the Giant Coneflower (Rudbeckia maxima) can sit atop stalks that might reach 8 feet tall.  R. maxima is endemic to the West Gulf Coastal Plain.  In East Texas it occurs in scattered populations in open woodlands and prairie pockets.

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Giant Coneflower

Carolina spotted this Black Swallowtail (Papilio polyxenes) while we were photographing Giant Coneflowers along the roadside.  To me this is one of our most beautiful larval insects.

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Black Swallowtail Caterpillar

Pointed Phlox (Phlox cuspidata) is primarily a species of Central Texas, however it enters Deep East Texas in the understory of Longleaf Pine Savannahs, where it is much less common.

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Pointed Phlox

Fire is an integral part of maintaining Longleaf Pine Savannahs.  In the image below Butterfly Weed can be seen blooming following a prescribed burn.

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Butterfly Weed blooms following a prescribed burn

I found this flowering Groundnut (Apios americana) in a park near my house.

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Grountnut

Growing near the Groundnut was this Anglepod (Gonolobus superosus).  This member of the milkweed family (Asclepiaceae) forms vines in open woods and forest edges.

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Anglepod

Our close friends James and Erin recently built a cabin on their 200+ acres in Angelina County.  The property contains pasture, fallow fields, mixed pine-hardwood forest, a forested stream, and several ponds.  It makes for excellent herping opportunities.  During our visit we went out to see what we might turn up.

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Eastern Mud Turtle (Kinosternon subrubrum)

I caught this large, attractive Yellow-bellied Water Snake (Nerodia erythrogaster flavigaster) at one of the ponds at night.  For those who have never caught a water snake, they are notoriously foul-tempered and have an extremely offensive musk, which they promptly rub all over their captor.  It makes handling them an unpleasant experience, but I’m glad we hung on to this one for photos the next day.

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Yellow-bellied Water Snake

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Yellow-bellied Water Snake

After catching we continued to walk along the pond.  It wasn’t long before Carolina called out that she had seen another snake.  I rushed to her spot and saw the head of a Gulf Crayfish Snake (Regina rigida sinicola) poking through the aquatic vegetation.  I quickly grabbed it.  We held onto it as well, and the next day we had a photo session with both snakes nearby.  When we were done, we released the snakes where we caught them.

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Gulf Crayfish Snake

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Gulf Crayfish Snake

May provided several excellent opportunities for nature observation and photography.  I look forward to what June will bring.

Purple People Eater

Target Species: Purple Bladderwort (Utricularia purpurea)

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Purple Bladderwort

This is one I have wanted to see for a long time.  Utricularia purpurea is an aquatic, carnivorous plant that inhabits much of the Eastern United States.  It barely enters Texas in the extreme southeast portion of the state, where it is rare.  I suspect that very few people have seen the Purple Bladderwort here, as the few known populations are not particularly easy to access.  Pursuing the photographs seen here was a true adventure, and the highlight of my 2017 quest for biodiversity thus far.

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Purple Bladderwort

The Purple Bladderwort has a peculiar distribution, not unlike that of another species on my 2017 list, the Blue Lupine.  In the case of the bladderwort I suspect that its distribution can somewhat be explained by the presence of appropriate wetlands in the Gulf and Atlantic coastal plains, and in glacially formed depressions in the Northeast and Great Lakes regions.

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County-level distribution of Utricularia purpurea from http://www.bonap.org.  Yellow counties indicate that the species is present but rare.

To see this rarity, I once again called on the good people of the Nature Conservancy of Texas.  Wendy Ledbetter, Forest Project Manager, told me that U. purpurea had been reported from a series of flatwood ponds on one of the properties they protect.  It was, in fact, very close to where I photographed Streptanthus hyacinthoides a few weeks ago.  She was kind enough to take time from her busy schedule to meet me one morning and show me the areas where it had been reported.  She brought me to two spectacular flatwoods ponds.  We were unsure if any of the elusive carnivores would be in bloom, but sure enough, after minimal effort I spotted one, then another, then another.

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Purple Bladderwort

After showing me around for a couple of hours in the morning, Wendy had to leave to tend to other engagements.  I thanked her profusely, both for her time and consideration, and for the fine work that she and her colleagues at the Nature Conservancy have done to protect so much our great state’s incredible biodiversity.  After Wendy left I returned to the ponds to try to capture some unique images of this spectacular little plant.  I was trudging through water that was mostly between 1 and 3 feet deep.  To capture some of these images I had to sit, kneel, or completely submerge myself in the water, with just my hands and camera above the surface.

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Purple Bladderwort

As previously mentioned, and eluded to in the title, Utricularia purpurea is a carnivorous plant.  It contains intricate leaves that float just below the water’s surface.  These leaves are loaded with small air-filled bladders that help keep the plant afloat.  Each bladder is equipped with a small, hair-like trigger. As tiny aquatic organisms swim by and brush against the trigger, the bladders instantly open, and as the water rushes in to occupy the vacant airspace, the organisms are sucked in.  The bladder then snaps shut, trapping them inside where they are slowly digested.  In the late spring through the summer the lavender flowers emerge from the depths.  U. purpurea is one of several species of Utricularia in Texas, but it is the only one with purple blooms.  The others are all yellow.

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Purple Bladderwort.  If you look closely you can see some of the round bladders under the water.

The flatwood ponds in which I photographed the Purple Bladderwort that day were the finest I have ever seen.  These unique aquatic communities occur in clay-bottomed depressions where over the millennia water and organic material have accumulated.  Historically they were dominated by a variety of grasses and sedges, kept free from woody encroachment by regular wildfires.  In the modern era of development and fire suppression, however, high quality examples have all but disappeared.  They have persisted on this Nature Conservancy property, however, as a result of their excellent stewardship which includes frequent burns that penetrate into the ponds.  Scattered trees, mostly Swamp Tupelo (Nyssa biflora) exist on the margins, but the centers of the pond are open for acres.

Unfortunately I did not take any photos looking toward the center of the ponds, however I did capture the photo below looking back to the margins.  I found U. purpurea to be most common among the grasses and trees along the ponds’ margins.

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Flatwoods pond margin

I spent what must have been at least 15-20 minutes lying on my belly, almost completely submerged in the water in order to get a low angle on a particularly attractive grouping of Purple Bladderworts.  After finishing I began to retrace my steps out of the pond.  As I did, I noticed something that was not there on my way in.  There was an 8-9 foot alligator laying on the bottom not 20 feet from where I was laying.  I suspect that its sudden presence was a coincidence, and that it hadn’t been slowly stalking me, but none-the-less it gave my heart a good jump.  Fortunately the water was shallow and clear, giving me a clear view of the magnificent creature, otherwise I was likely to have stepped on it.  I slowly made my way around it, and it never moved.  Though somewhat difficult to see, you can make out its head and part of its back in the photo below.

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American Alligator

The Purple Bladderwort shared its ponds with its cousin, the Humped Bladderwort (Utricularia gibba).  Like Utricularia purpurea, it also relies on the bladders of its submerged leaves to obtain nutrients from animal prey.

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Humped Bladderwort

There were several other interesting aquatic species in the flatwoods ponds, but the Floatinghearts (Nymphoides aquatica) really stood out.  It is also commonly known as the Banana Plant for its banana-shaped roots.

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Floatingheart

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Floatingheart

The flatwoods ponds were surrounded by a spectacular series of xeric sandhills occurring on ancient sand deposited by rivers as they changed course over time.  I spent some time exploring these beautiful communities, where I found a number of Eastern Prickly Pears in bloom.

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Eastern Prickly Pear blooms in a xeric sandhill

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Eastern Prickly Pear blooms in a xeric sandhill

I also took a moment to photograph the Pickering’s Dawnflower (Stylisma pickeringii), another species typical of deep sands, as it bloomed among the cacti.

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Pickering’s Dawnflower

As if all of the above wasn’t enough, in the morning Wendy and I observed this Eastern Hognose Snake (Heterodon platirhinos) up to its anti-predator high jinks.  It spread the ribs of the anterior portion of its body creating a hood-like effect similar to that of a cobra.  This behavior has earned it the colloquial name of “spreading adder”.  Occasionally it would feign a strike, but never attempted to actually bite me.  Eastern Hognose Snakes feed primarily on toads, and have specially-adapted pointed fangs that can deflate toads that fill themselves with air in an attempt to make themselves larger to avoid being swallowed.  They also contain a mild venom that likely helps subdue their prey, though it is harmless to humans.

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Eastern Hognose Snake

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Eastern Hognose Snake

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Eastern Hognose Snake

Seeing the Purple Bladderwort and exploring these incredible habitats is an experience I will never forget.  I can’t wait to return in the future to spend more time among the carnivores (large and small) of the Big Thicket.

Fun in the Sun

Target Species: Woolly Sunbonnets (Chaptalia tomentosa)

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Woolly Sunbonnets in a Wetland Pine Savannah

Spring came early this year, with many wildflowers blooming as much as three weeks earlier than in an average year.  It has made planning botanical outings to find species on my 2017 target list a challenge.  Fortunately I had some help with Chaptalia tomentosa, the first species that I would check off the list.  Someone on a Facebook group I moderate (Texas Flora) posted an image of one looking for help identifying it.

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County Level Distribution of Chaptalia tomentosa from http://www.bonap.org

Woolly sunbonnets is a species of the coastal plain, ranging from North Carolina to extreme eastern Texas.  It occurs in herbaceous seeps and wetland savannahs where highly acidic soil remains perpetually saturated.  These communities are typically associated with longleaf pine uplands.  In East Texas longleaf pine typically occurs on sands of moderate depth.  Rainfall quickly percolates through the coarse sand, however if, on its journey through the soil, it encounters a dense clay layer, it will sit or gently flow, as clays are much more difficult to pass through.  Where these clay layers meet the surface, the water may pool or seep out forming a unique vegetative community.  The movement of water through these areas leaches essential nutrients and organic material tends to accumulate over time.  These harsh, damp habitats are home to interesting species including a variety of carnivorous plants and orchids.

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Woolly Sunbonnet

I have spent considerable time exploring wetland pine savannahs and forested seeps in East Texas, but never in the early spring.  Spurred by the image posted on Facebook my wife, Carolina, and I visited some locations of specimen records and other areas that I knew had suitable habitat.  I am lucky to have such a great adventuring companion.  Carolina not only makes for great company, she also has excellent eyes and spots my targets more frequently than I do.

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Woolly Sunbonnets

Also known as the Pineland Daisy, Chaptalia tomentosa is a member of the sunflower family (Asteraceae).  The white blooms open midday under warm, bright conditions.  This is an adaptation shared by many plants in order to maximize exposure to potential pollinators.  At night and on cool days when most pollinators are not active, the flowers close in order to protect the pollen and the plants’ sexual structures.  We were lucky to find many open flowers on our outing, and mostly cloudy skies made for ideal photographic conditions.

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Woolly Sunbonnets

Chaptalia tomentosa was not the only species active in the bog.  Fresh spring pitchers of the Pale Pitcher Plant (Sarracenia alata) were beginning to emerge and the unmistakable red rosettes of sundews (Drosera spp.) covered the ground.  One particularly quirky plant, the Small Butterwort (Pinguicula pumila) was blooming alongside the sunbonnets.  This tiny carnivorous plant has concave leaves lined with hairs coated in sticky enzymes.  When an unsuspecting ant or other small invertebrate comes into contact with the enzymes they find themselves stuck as the leaf envelopes them like a hot dog bun.

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Small Butterwort

White Bog Violets (Viola lanceolata) were also blooming.  This attractive little flowers are common in areas with saturated soil.

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White Bog Violet

While walking through one of the wetland pine savannahs Carolina called out that she had spotted a frog.  Sure enough, at least 50 feet away was a Green Tree Frog (Hyla cinerea).  Resting on the bleak winter vegetation, it stuck out like a sore thumb.

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Green Tree Frog

After an eventful day photographing vernal bog flora Carolina and I ventured to the adjacent longleaf pine uplands to enjoy the sun’s final rays and the day’s retreat into night.  There is something about a high quality longleaf pine forest and its associated seepage communities that provide me with a feeling of wonder and excitement that is sought after yet elusive for so many.  As the light faded away we returned home, content in a day spent in some of our state’s most biodiverse habitats.

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Longleaf Pine Savannah