 White-flowered milkweed (Asclepias variegata) on Richards Loop Trail in Sam Houston National Forest. Texas, April 6, 2020
 White-flowered milkweed (Asclepias variegata) in bloom on Richards Loop Trail in Sam Houston National Forest. Texas, April 6, 2020
 Close-up of white-flowered milkweed (Asclepias variegata) on Richards Loop Trail in Sam Houston National Forest. Texas, April 20, 2020
 Flower buds of white-flowered milkweed (Asclepias variegata) on Richards Loop Trail in Sam Houston National Forest. Texas, April 13, 2024
 Flower buds of white-flowered milkweed (Asclepias variegata) on Richards Loop Trail in Sam Houston National Forest. Texas, April 21, 2022
 White-flowered milkweed (Asclepias variegata) on Lone Star Hiking Trail near Pole Creek in Sam Houston National Forest. Richards, Texas, April 9, 2020
 White-flowered milkweed (Asclepias variegata) on Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, April 21, 2022
 Flower buds of White-flowered milkweed (Asclepias variegata) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, May 8, 2010
 White-flowered milkweed (Asclepias variegata) with a longhorn beetle on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, May 8, 2010
 White-flowered milkweed (Asclepias variegata) with black moths on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, May 8, 2010
 White-flowered milkweed (Asclepias variegata) on Sand Branch Loop Trail in Sam Houston National Forest near Montgomery. Texas, April 30, 2022
 White-flowered milkweed (Asclepias variegata) on Lone Star Hiking Trail near Pole Creek in Sam Houston National Forest. Richards, Texas, April 28, 2023
 White-flowered milkweed (Asclepias variegata) on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, April 27, 2022
 Seed pod of white-flowered milkweed (Asclepias variegata) or may be A. tuberosa on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, October 1, 2020
 Fluffy seeds of white-flowered milkweed (Asclepias variegata) or may be A. tuberosa on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, October 1, 2020
 "Exploding" seeds of white-flowered milkweed (Asclepias variegata) or may be A. tuberosa on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, October 1, 2020
 Opening flowers of white-flowered milkweed (Asclepias variegata) on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, April 27, 2022
 White-flowered milkweed (Asclepias variegata) in Big Thicket park on Kirby Trail. Texas, April 26, 2008
 White-flowered milkweed (Asclepias variegata) in Big Thicket park on Kirby Trail. Texas, April 26, 2008
 Blooming White-flowered milkweed (Asclepias variegata) in Big Thicket park, on Kirby Trail. Texas, April 25, 2009
 Flowers of White-flowered milkweed (Asclepias variegata) in Big Thicket park, on Kirby Trail. Texas, April 25, 2009
 White-flowered milkweed (Asclepias variegata) damaged by ants in Big Thicket park, on Kirby Trail. Texas, April 25, 2009
 Opening flowers of White-flowered milkweed (Asclepias variegata) in Big Thicket park, on Kirby Trail. Texas, April 25, 2009
 Opening flowers of white milkweed (Asclepias variegata) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, May 8, 2010
 White-flowered milkweed (Asclepias variegata) near Pole Creek on North Wilderness Trail of Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, April 25, 2024
 Bronze beetles on flowers of white-flowered milkweed (Asclepias variegata) near Pole Creek on North Wilderness Trail of Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, April 25, 2024
 Seed pods of white-flowered milkweed (Asclepias variegata) near Pole Creek on North Wilderness Trail of Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, October 6, 2022
 Close-up of seed pods of white-flowered milkweed (Asclepias variegata) near Pole Creek on North Wilderness Trail of Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, October 6, 2022
 Tips of seed pods of white-flowered milkweed (Asclepias variegata) near Pole Creek on North Wilderness Trail of Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, October 6, 2022
 Blooming white milkweed (Asclepias variegata) on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, April 9, 2023
 Flowers of white milkweed (Asclepias variegata) on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, April 9, 2023
 Flower buds of white milkweed (Asclepias variegata) on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, April 9, 2023
 Orange milkweed (Asclepias tuberosa) on Richards Loop Trail in Sam Houston National Forest. Texas, April 28, 2020
 Flowers of orange milkweed (Asclepias tuberosa) on Richards Loop Trail in Sam Houston National Forest. Texas, April 28, 2020
 Orange milkweed (Asclepias tuberosa) in bloom on Richards Loop Trail in Sam Houston National Forest. Texas, April 28, 2020
 White milkweed (Asclepias variegata) near Pole Creek on North Wilderness Trail of Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, April 14, 2023
 Orange milkweed (Asclepias tuberosa) on Richards Loop Trail in Sam Houston National Forest. Texas, May 10, 2020
 Blooming orange milkweed (Asclepias tuberosa) on Richards Loop Trail in Sam Houston National Forest. Texas, May 10, 2020
 Flowers of orange milkweed (Asclepias tuberosa) on Richards Loop Trail in Sam Houston National Forest. Texas, May 10, 2020
 Orange milkweed (Asclepias tuberosa) on Richards Loop Trail in Sam Houston National Forest. Texas, April 21, 2024
 Green milkweed (Asclepias viridis) on Richards Loop Trail in Sam Houston National Forest. Texas, April 21, 2022
 Green milkweed (Asclepias viridis) on Richards Loop Trail in Sam Houston National Forest. Texas, April 13, 2024
 Flower buds of redring Milkweed (Asclepias variegata) on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, April 17, 2024
 Flower buds of orange milkweed (Asclepias tuberosa) on Richards Loop Trail in Sam Houston National Forest. Texas, April 13, 2024
 Opening flowers of green milkweed (Asclepias viridis) on Richards Loop Trail in Sam Houston National Forest. Texas, April 13, 2024
 Redring Milkweed (Asclepias variegata) with a flower longhorn beetle Leptura annularis on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, April 17, 2024
 Orange milkweed (Asclepias tuberosa) on Richards Loop Trail in Sam Houston National Forest. Texas, May 14, 2022
 Orange milkweed (Asclepias tuberosa) on Richards Loop Trail in Sam Houston National Forest. Texas, May 1, 2024
 Green milkweed (Asclepias viridis) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Orange milkweed (Asclepias tuberosa) on Richards Loop Trail in Sam Houston National Forest. Texas, September 7, 2022
 Orange milkweed (Asclepias tuberosa) on Richards Loop Trail in Sam Houston National Forest. Texas, June 2, 2021
 Green milkweed (Asclepias viridis) on Richards Loop Trail in Sam Houston National Forest. Texas, March 30, 2024
 Flowers of orange milkweed (Asclepias tuberosa) on Richards Loop Trail in Sam Houston National Forest. Texas, May 14, 2022
 Whorled milkweed (Asclepias verticillata(?)) in Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, May 26, 2012
 Orange milkweed (Asclepias tuberosa) in Sam Houston National Forest, on Little Lake Creek Loop Trail. Richards, Texas, May 18, 2014
 Orange milkweed (asclepias) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 22, 2008
 Orange milkweed (Asclepias tuberosa) in Sam Houston National Forest, on Little Lake Creek Loop Trail. Richards, Texas, May 18, 2014
 Orange milkweed (Asclepias tuberosa) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, May 8, 2010
 Flowers of orange milkweed (Asclepias tuberosa) in Sam Houston National Forest, on Little Lake Creek Loop Trail. Richards, Texas, May 18, 2014
 Blooming orange milkweed (Asclepias tuberosa) in Sam Houston National Forest, on Little Lake Creek Loop Trail. Richards, Texas, May 18, 2014
 Flower buds of orange milkweed (Asclepias tuberosa) in Sam Houston National Forest, on Little Lake Creek Loop Trail. Richards, Texas, May 18, 2014
 Seed head of red milkweed (Asclepias tuberosa) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, October 19, 2019
 Fluffy seeds of red milkweed (Asclepias tuberosa) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, October 19, 2019
 Zizotes milkweed (Asclepias oenotheroides) when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight from Richards Loop Trail in Sam Houston National Forest. Texas, August 24, 2024
 Orange milkweed (Asclepias tuberosa) when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight from Richards Loop Trail in Sam Houston National Forest. Texas, September 21, 2024
 Blooming Zizotes milkweed (Asclepias oenotheroides) when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight from Richards Loop Trail in Sam Houston National Forest. Texas, August 24, 2024
 Green flowers of Zizotes milkweed (Asclepias oenotheroides) when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight from Richards Loop Trail in Sam Houston National Forest. Texas, August 24, 2024
 White spore print of Clitocybula lacerata(?) mushroom taken from Richards Loop Trail in Sam Houston National Forest. Texas, April 7, 2020
 Tiny white slime mold (Eumycetozoa) on rotting wood on Richards Loop Trail in Sam Houston National Forest. Texas, April 11, 2020
 White spore print of a small brittle grisette mushroom (Amanita sect. Vaginatae) taken from Richards Loop Trail in Sam Houston National Forest. Texas, April 7, 2020
 White flowers of blackberry on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 White milkweed with a bug on Four Notch Loop Trail in Sam Houston National Forest. Huntsville, Texas, May 11, 2008
 Flowers of woolly-white (Hymenopappus artemisiaefolius) on Richards Loop Trail in Sam Houston National Forest. Texas, May 10, 2020
 White flowers of Lindheimer s beebalm (Monarda lindheimeri) on Richards Loop Trail in Sam Houston National Forest. Texas, May 10, 2020
 Soft white hydnoid mushroom at the base of a dry pine on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 White prostrate tooth mushroom at the base of a dry pine on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 White crust fungus Dendrothele candida on oak bark on Richards Loop Trail in Sam Houston National Forest. Texas, November 5, 2020
 Some white resupinate polypore mushroom on underside of a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, December 24, 2020
 White resupinate hydnoid mushroom at the base of a dry pine on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 White and orange corticioid (crust) fungus on a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, December 24, 2020
 Woolly-white (Hymenopappus) on Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, April 21, 2022
 Flowers of woolly-white (Hymenopappus) on Richards Loop Trail in Sam Houston National Forest. Texas, April 21, 2022
 Some white Amanita mushrooms under pines on Richards Loop Trail in Sam Houston National Forest. Texas, April 21, 2024
 Blooming woolly-white (Hymenopappus) on Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, April 21, 2022
 Cross section of white Amanita sect. Amidella mushrooms on Richards Loop Trail in Sam Houston National Forest. Texas, September 25, 2020
 Close-up of white and orange corticioid (crust) fungus on a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, December 24, 2020
 Some small garlic with white flowers (Allium) on Richards Loop Trail in Sam Houston National Forest. Texas, April 13, 2024
 Cross section of white Amanita mushrooms on Richards Loop Trail in Sam Houston National Forest. Texas, April 21, 2024
 Side view of white Amanita mushrooms on Richards Loop Trail in Sam Houston National Forest. Texas, April 21, 2024
 White swamp (aquatic) milkweed (Asclepias perennis) in a dry creek bed on Kirby Nature Trail in Big Thicket National Preserve. Warren, Texas, June 12, 2022
 White resupinate polypore mushroom with small pores on underside of a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, December 24, 2020
 White corticioid (crust) fungus on a pine log turning orange in several spots on Richards Loop Trail in Sam Houston National Forest. Texas, December 24, 2020
 Woolly-white (Hymenopappus artemisiaefolius) on road FS203 near Richards Loop Trail in Sam Houston National Forest. Texas, April 13, 2024
 Blooming woolly-white (Hymenopappus) with a flower beetle on Richards Loop Trail in Sam Houston National Forest. Texas, April 21, 2022
 Spores of white Amanita mushrooms collected under pines on Richards Loop Trail in Sam Houston National Forest. Texas, April 21, 2024
 Cap of Amanita mushroom on Richards Loop Trail in Sam Houston National Forest. Texas, April 20, 2020
 White flowers of aquatic milkweed Asclepias perennis growing in a dry creek bed on Kirby Nature Trail in Big Thicket National Preserve. Warren, Texas, June 12, 2022
 White resupinate polypore mushroom on thin bark of a fallen pine branch on Richards Loop Trail in Sam Houston National Forest, Texas, November 19, 2020
 Margin of white resupinate polypore mushroom with small pores on underside of a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, December 24, 2020
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