 Large Milkweed Bug (Oncopeltus fasciatus) on Green milkweed (Asclepias viridis) in Lick Creek Park. College Station, Texas, April 11, 2018
 Green milkweed (Antelope horns, asclepias viridis) in Lick Creek Park. College Station, Texas, April 5, 2018
 Flower of green milkweed (Antelope horns, asclepias viridis) in Lick Creek Park. College Station, Texas, May 5, 2008
 Green milkweed (Antelope horns, Asclepias viridis) in Lick Creek Park. College Station, Texas, April 5, 2018
 Green milkweed (Antelope horns, asclepias viridis) on Post Oak Trail in Lick Creek Park. College Station, Texas, April 18, 2018
 Green milkweed (Asclepias viridis) on Lick Creek Greenway Trail. College Station, Texas, April 2, 2024
 Green milkweed (Antelope horns, asclepias viridis) on Yaupon Loop Trail in Lick Creek Park. College Station, Texas, April 21, 2019
 Flowers of green milkweed (Asclepias viridis) on Lick Creek Greenway Trail. College Station, Texas, April 2, 2024
 Nymphs of red milkweed bugs on green milkweed (Asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 9, 2020
 Milkweed bugs on seed pods of green milkweed (Asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 24, 2020
 Seeds of Antelope horns milkweed (Asclepias viridis) in Lick Creek Park. College Station, Texas, May 17, 2018
 Fluffy seeds of Antelope horns milkweed (Asclepias viridis) in Lick Creek Park. College Station, Texas, May 17, 2018
 Seed head of Antelope horns milkweed (Asclepias viridis) in Lick Creek Park. College Station, Texas, May 17, 2018
 Flower buds of green milkweed (Asclepias obovata(?)) with mikweed bugs in Lick Creek Park. College Station, Texas, July 18, 2020
 Green milkweed (Asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 4, 2020
 Seed pods of green milkweed (Asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 24, 2020
 Large milkweed bug (Oncopeltus fasciatus) on Green milkweed (Asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 9, 2010
 Green milkweed (Asclepias obovata(?)) taken from Lick Creek Park. College Station, Texas, July 29, 2014
 Green milkweed (Antelope horns, asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 18, 2020
 Large Milkweed Bug (Oncopeltus fasciatus) on Green milkweed (Asclepias viridis) flower in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2008
 Green milkweed (Asclepias viridis) on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 28, 2020
 Flowers of green milkweed (Asclepias viridis) on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 3, 2020
 Flowers of green milkweed (Asclepias obovata(?)) in Lick Creek Park. College Station, Texas, August 6, 2013
 Flowers of green milkweed (Asclepias obovata(?)) taken from Lick Creek Park. College Station, Texas, July 29, 2014
 Buds of green milkweed (Asclepias obovata(?)) taken from Lick Creek Park. College Station, Texas, July 29, 2014
 Green milkweed (Asclepias obovata(?)) with flowers taken from Lick Creek Park. College Station, Texas, July 29, 2014
 Green milkweed (Asclepias viridis) in bloom on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 28, 2020
 Seed pods of green milkweed (Asclepias viridis) on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 3, 2020
 Blooming green milkweed (Asclepias viridis) on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 28, 2020
 Flowers of green milkweed (Asclepias viridis) on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 28, 2020
 Flower buds of green milkweed (Asclepias obovata(?)) taken from Lick Creek Park. College Station, Texas, July 29, 2014
 Flower buds of green milkweed (Asclepias obovata(?)) in Lick Creek Park. College Station, Texas, August 6, 2013
 Fire ants on green milkweed (Asclepias obovata(?)) in Lick Creek Park. College Station, Texas, July 30, 2008
 Emerging flowers of green milkweed (Asclepias obovata(?)) taken from Lick Creek Park. College Station, Texas, July 29, 2014
 Close up of flowers of green milkweed (Asclepias obovata(?)) taken from Lick Creek Park. College Station, Texas, July 29, 2014
 Flower heads of green milkweed (Asclepias viridis) on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 28, 2020
 Monarch caterpillars feeding on green milkweed (Asclepias viridis) on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 28, 2020
 Green milkweed (Asclepias viridis) in dew in Lake Bryan Park. Bryan, Texas, May 20, 2009
 Green milkweed (Asclepias viridis) in Lake Bryan Park. Bryan, Texas, August 26, 2012
 Green milkweed (Asclepias viridis) in Lake Bryan Park. Bryan, Texas, April 7, 2021
 Green milkweed (Asclepias viridis) in Lake Bryan Park. Bryan, Texas, October 8, 2013
 Green milkweed (Asclepias viridis) under power lines in Lake Bryan Park. Bryan, Texas, July 26, 2013
 Green milkweed (Asclepias viridis) on Richards Loop Trail in Sam Houston National Forest. Texas, April 13, 2024
 Green milkweed (Asclepias viridis) on Richards Loop Trail in Sam Houston National Forest. Texas, March 30, 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, March 18, 2023
 Green milkweed (Antelope horns, asclepias viridis) in morning dew in Lake Bryan Park, on a trail on an island. Bryan, Texas, April 14, 2009
 Opening flowers of green milkweed (Asclepias viridis) on Richards Loop Trail in Sam Houston National Forest. Texas, April 13, 2024
 White-fringed weevil (Naupactus) beetle on green milkweed (Antelope horns, asclepias viridis) in Lake Bryan Park. Bryan, Texas, October 2, 2009
 Green milkweed (Asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 12, 2014
 Green milkweed (Asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 25, 2013
 Green milkweed (Asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 17, 2010
 Green milkweed (Asclepias viridis) in dew in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 20, 2013
 Green milkweed (Asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2023
 Green milkweed (Asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2021
 Green milkweed (Asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2021
 Green milkweed (Asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 28, 2014
 Green milkweed (Asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 8, 2021
 Green milkweed (Asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 17, 2022
 Assassin bug (Apiomerus) on green milkweed (Asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 1, 2010
 Flowers of green milkweed (Asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 17, 2022
 Green milkweed (Asclepias viridis) with a bumblebee in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 27, 2021
 Blooming green milkweed (Asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2021
 Green milkweed (Antelope horns, asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, April 4, 2009
 Green milkweed (Antelope horns, asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 14, 2008
 Flower head of green milkweed (Asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 17, 2022
 Green milkweed (Antelope horns, asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 1, 2012
 Green milkweed (Antelope horns, asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 28, 2022
 Green milkweed (Asclepias viridis) in Washington-on-the-Brazos State Historic Site, near Loop Trail. Washington, Texas, April 5, 2008
 Inflorescence of green milkweed (Antelope horns, asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 1, 2012
 Fruits of green milkweed (Antelope horns, asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 25, 2014
 Green milkweed (Asclepias viridis) on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2021
 Green milkweed (Antelope horns, asclepias viridis) with aphids in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 1, 2012
 Green milkweed (Asclepias viridis) in bloom on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2021
 Green milkweed (Asclepias viridis) in a field on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2021
 Green flowers of milkweed Asclepias viridis on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2021
 Opening flowers of Green milkweed (Asclepias viridis) in Washington-on-the-Brazos State Historic Site, near Loop Trail. Washington, Texas, April 5, 2008
 Blooming green milkweed (Asclepias viridis) on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2021
 Flower buds of green milkweed (Antelope horns, asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 1, 2012
 Green inflorescence of milkweed Asclepias viridis on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2021
 Inflorescence of green milkweed (Asclepias viridis) on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2021
 Flowers of green milkweed (Asclepias viridis) on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2021
 Fruit of green milkweed (Asclepias viridis) with aphids Aphis nerii in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 27, 2021
 Green milkweed (Antelope horns, asclepias viridis) near Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 12, 2008
 Close-up of flowers of green milkweed (Asclepias viridis) on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2021
 Flower buds of green milkweed Asclepias viridis on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2021
 Flowers of green milkweed (Asclepias viridis) in a field on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2021
 Cluster of green flowers of milkweed Asclepias viridis on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2021
 Green milkweed (Asclepias viridis) in a field of grass on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2021
 Masses of flowers of green milkweed Asclepias viridis on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2021
 Cluster of flowers of green milkweed (Asclepias viridis) in a field on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2021
 Opening flowers of green milkweed (Asclepias viridis) in a field on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2021
 Green milkweed (Asclepias viridis) when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight collected on North Wilderness Trail of Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, August 31, 2024
 Inflorescence of green milkweed (Asclepias viridis) when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight collected on North Wilderness Trail of Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, August 31, 2024
 Flowers of green milkweed (Asclepias viridis) when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight collected on North Wilderness Trail of Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, August 31, 2024
 Close-up of flowers of green milkweed (Asclepias viridis) when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight collected on North Wilderness Trail of Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, August 31, 2024
 Shoot of milkweed (Asclepias) in Lick Creek Park. College Station, Texas, March 14, 2022
 Milkweed (Asclepias) in D. A. Andy Anderson Brazos Valley Arboretum in Bee Creek Park. College Station, Texas, July 21, 2020
 Seeds of a white milkweed (Asclepias) in D. A. Andy Anderson Brazos Valley Arboretum in Bee Creek Park. College Station, Texas, November 11, 2020
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