 Flower of May apple (Podophyllum peltatum) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 31, 2022
 Shoot of May apple (Podophyllum peltatum) with a flower bud in Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 20, 2022
 Flower bud of May apple (Podophyllum peltatum) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 7, 2021
 Flower of May apple (Podophyllum peltatum) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 10, 2024
 Leaf of May apple (Podophyllum peltatum) in Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 20, 2022
 Young leaves and a flower bud of May apple (Podophyllum peltatum) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 7, 2021
 Young leaves of May apple (Podophyllum peltatum) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 10, 2022
 Flower bud of May apple (Podophyllum peltatum) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, February 9, 2020
 Flower bud of May apple (Podophyllum peltatum) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, February 25, 2024
 May apple (Podophyllum peltatum) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 19, 2021
 Blooming May apple (Podophyllum peltatum) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 4, 2023
 Leaf of of May apple (Podophyllum peltatum) with aecia of mayapple rust fungus Allodus podophylli (Puccinia podophylli) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 10, 2022
 Underside of a leaf of May apple (Podophyllum peltatum) with aecia of mayapple rust fungus Allodus podophylli (Puccinia podophylli) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 10, 2022
 Flower of May apple (Podophyllum peltatum) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest near Huntsville. Texas, March 2, 2019
 Flower bud of May apple (mandrake, Podophyllum peltatum) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest near Huntsville. Texas, March 2, 2019
 Fruit of May apple (Podophyllum peltatum) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, April 10, 2021
 Leaf of May apple (Podophyllum peltatum) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, February 25, 2023
 Fresh leaves of May apple (Podophyllum peltatum) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, February 9, 2020
 Young leaf of May apple (Podophyllum peltatum) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, February 9, 2020
 Leaf venation of May apple (Podophyllum peltatum) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, February 9, 2020
 Fresh leaves of May apple (Podophyllum peltatum) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, February 25, 2024
 Leaves of May apple (Podophyllum peltatum) with yellow spots caused by teleutosori of mayapple rust fungus Allodus podophylli (Puccinia podophylli) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, April 23, 2022
 Underside of a leaf of May apple (mandrake, Podophyllum peltatum) with brown teleutospores of mayapple rust fungus Allodus podophylli (Puccinia podophylli) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, April 23, 2022
 Underside of a leaf of May apple (Podophyllum peltatum) with aecia of mayapple rust fungus (Allodus podophylli, Puccinia podophylli) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 4, 2023
 Aecia of mayapple rust fungus Allodus podophylli (Puccinia podophylli) on underside of leaves of May apple (Podophyllum peltatum) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 4, 2023
 Young plants of May apple (Podophyllum peltatum) with aecia of mayapple rust fungus Allodus podophylli (Puccinia podophylli) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 4, 2023
 Bright orange mayapple rust fungus Allodus podophylli (Puccinia podophylli) on underside of leaves of May apple (Podophyllum peltatum) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 21, 2023
 Leaves of May apple (Podophyllum peltatum) with yellow spots caused by teleutosori of mayapple rust fungus Allodus podophylli (Puccinia podophylli) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 23, 2020
 Close-up of bright orange cups of mayapple rust fungus Allodus podophylli (Puccinia podophylli) on underside of leaves of May apple (Podophyllum peltatum) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 21, 2023
 Young plant of May apple (Podophyllum peltatum) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest near Huntsville. Texas, March 2, 2019
 Blooming May apple (mandrake, Podophyllum peltatum) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest, near Huntsville. Texas, March 10, 2018
 Tiny bright orange cups on aecia of mayapple rust fungus (Allodus podophylli, Puccinia podophylli) underside of a leaf of May apple (Podophyllum peltatum) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 4, 2023
 Close-up of teleutosori of rust fungus Allodus podophylli (Puccinia podophylli) on underside of a leaf of May apple (Podophyllum peltatum) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, April 10, 2021
 Underside of a leaf of May apple (Podophyllum peltatum) with brown teleutosori of mayapple rust fungus Allodus podophylli (Puccinia podophylli) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, April 10, 2021
 Yellow spots on a leaf of May apple (Podophyllum peltatum) caused by teleutosori of rust fungus Allodus podophylli (Puccinia podophylli) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, April 10, 2021
 Brown teleutospores of mayapple rust fungus Allodus podophylli (Puccinia podophylli) on underside of a leaf of May apple (Podophyllum peltatum) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, April 10, 2021
 Underside of a leaf of May apple (Podophyllum peltatum) with aecia of mayapple rust fungus (Allodus podophylli, Puccinia podophylli) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest near Huntsville. Texas, March 16, 2019
 Aecia of mayapple rust fungus Allodus podophylli (Puccinia podophylli) on underside of leaves of May apple (Podophyllum peltatum) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest near Huntsville. Texas, March 2, 2019
 Young plants of May apple (Podophyllum peltatum) with aecia of mayapple rust fungus Allodus podophylli (Puccinia podophylli) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest near Huntsville. Texas, March 2, 2019
 May apple (mandrake, Podophyllum peltatum) with yellow spots caused by teleutosori of mayapple rust fungus Allodus podophylli (Puccinia podophylli) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest near Huntsville. Texas, March 30, 2019
 Tiny bright orange cups on aecia of mayapple rust fungus (Allodus podophylli, Puccinia podophylli) underside of a leaf of May apple (Podophyllum peltatum) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest near Huntsville. Texas, March 16, 2019
 Leaves and a flower bud of May apple (Podophyllum peltatum) on Lone Star Hiking Trail near Pole Creek in Sam Houston National Forest. Richards, Texas, March 1, 2019
 Underside of a leaf of May apple (mandrake, Podophyllum peltatum) with brown teleutospores of mayapple rust fungus Allodus podophylli (Puccinia podophylli) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest, near Huntsville. Texas, May 5, 2018
 Leaves of May apple (mandrake, Podophyllum peltatum) with yellow spots caused by teleutosori of mayapple rust fungus Allodus podophylli (Puccinia podophylli) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest, near Huntsville. Texas, May 5, 2018
 Vein-bordered yellow areas on the leaf of May apple (mandrake, Podophyllum peltatum) with teleutosori of mayapple rust fungus Allodus podophylli (Puccinia podophylli) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest, near Huntsville. Texas, May 5, 2018
 Tiny bright orange cups of aecia on the underside of leaves of mayapple caused by mayapple rust fungus Allodus podophylli(Puccinia podophylli) on underside of leaves of May apple (Podophyllum peltatum) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest near Huntsville. Texas, March 2, 2019
 Aeciospores of rust fungus Puccinia podophylli from a May apple leaf under a microscope, collected from Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 10, 2022
 Young leaf of May apple (Podophyllum peltatum) on Lone Star Hiking Trail near Pole Creek in Sam Houston National Forest. Richards, Texas, March 1, 2019
 Aeciospores of rust fungus Puccinia podophylli from a May apple leaf under a microscope at higher magnification, collected on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 10, 2022
 Texture of a fallen horse apple (maclura fruit) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, October 15, 2022
 Smallflower baby blue eyes (Nemophila aphylla) with a tiny white flower in Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 20, 2022
 Cardinal flower (Lobelia cardinalis) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, October 23, 2022
 Horse-apple (Osage orange, Maclura) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, October 26, 2019
 Texture of horse-apple (Osage orange, Maclura) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, October 26, 2019
 Oak shoots on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 31, 2022
 Tiny spider on a tip of a flower spike of jumpseed (knotweed, Persicaria virginiana) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, July 3, 2022
 Young elm leaves on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 31, 2022
 Shoot of an elm tree in Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 20, 2022
 Back lit elm leaves on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 31, 2022
 Shoot of elderberry in Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 20, 2022
 Young oak leaves on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 31, 2022
 Virginia opossum on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 31, 2022
 Shoot of box elder in Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 20, 2022
 Young elm leaves in Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 20, 2022
 Seedling of poison ivy in Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 20, 2022
 Shoot of poison ivy in Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 20, 2022
 Back lit elm leaves in Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 20, 2022
 Brown shoots with flower buds of crippled crane-fly orchid (Tipularia discolor) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, August 6, 2022
 Back lit leaves of poison ivy on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 20, 2022
 Young leaves of sweetgum in Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 20, 2022
 Fresh leaves of an elm tree in Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 20, 2022
 Young leaves of elderberry on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 20, 2022
 Young leaves of box elder in Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 20, 2022
 Leaf of poison ivy on a tree on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 31, 2022
 Leaf of mustang grape in Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 20, 2022
 Some resupinate polypore mushroom on an elm log on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 31, 2022
 Some leaves that look like black cherry on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 20, 2022
 Reddish young hairy oak leaves on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 20, 2022
 Spring beauty (Claytonia virginica) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 20, 2022
 Creeping shoot of poison ivy on a tree on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 31, 2022
 Basal leaves of daisy fleabane (Erigeron) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 20, 2022
 Blue violets and young leaves of poison ivy on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 20, 2022
 Reddish young leaves of a climbing shoot on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 20, 2022
 Shoot of parsley hawthorn (Crataegus marshallii) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 20, 2022
 Rotting horse-apple (Osage orange, Maclura) with yeast fungus Cyberlindnera maclurae on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, October 26, 2019
 Red raspberry slime mold (Tubifera ferruginosa) on a wet pine log on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 31, 2022
 Ascomycete fungus Pyronema omphalodes on a bonfire site on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 10, 2022
 Sparse-lobed grape fern (Botrychium biternatum) in Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 20, 2022
 Ascomycete fungus Pyronema omphalodes on a charred ground on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 10, 2022
 Nodding flower of May apple (mandrake, Podophyllum peltatum) in Huntsville State Park on Chinquapin Trail. Texas, April 3, 2010.
 Fallen, decaying fruits of osage orange (hedge apple) with yeast fungus Cyberlindnera maclurae on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, October 26, 2019
 Texture of a decaying fruit of osage orange (hedge apple) with yeast fungus Cyberlindnera maclurae on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, October 26, 2019
 Red raspberry slime mold (Tubifera ferruginosa) on a rotting pine log on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 31, 2022
 Shoots of jumpseed (knotweed, Persicaria virginiana) in low lying area on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 20, 2022
 Blooming smallflower baby blue eyes (Nemophila aphylla) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 20, 2022
 Flower of Carolina jessamine on elm twig on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest east from Trail Head No.4. Texas, March 15, 2022
 Rotting fruits of osage orange (hedge apple, Maclura pomifera) with yeast fungus Cyberlindnera maclurae on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, October 26, 2019
 Asci of fungus Pyronema omphalodes from a bonfire site under a microscope, collected on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 10, 2022
 Fungus Pyronema omphalodes from a bonfire site under a microscope at low magnification, collected on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 10, 2022
|