 Orange milkweed (Asclepias tuberosa) in Lake Bryan Park. Bryan, Texas, May 21, 2010
 Blooming orange milkweed (Asclepias tuberosa) in Sam Houston National Forest, on Little Lake Creek Loop Trail. Richards, Texas, May 18, 2014
 Orange milkweed (Asclepias tuberosa) in bloom in Lake Bryan Park. Bryan, Texas, May 21, 2010
 Shore milkweed (Asclepias perennis) in a dry cypress pond in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, October 3, 2009
 Red milkweed (Asclepias tuberosa) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, January 11, 2009
 Red milkweed (Asclepias curassavica) in TAMU Holistic Garden in Texas A and M University. College Station, Texas, May 6, 2009
 Red milkweed (Asclepias curassavica) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, June 7, 2008
 Yellow milkweed (asclepias) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 26, 2009
 Flowers of red milkweed (Asclepias rubra) in Watson Rare Native Plant Preserve. Warren, Texas, June 23, 2018
 Red milkweed (Asclepias curassavica) in TAMU Holistic Garden in Texas A and M University. College Station, Texas, April 5, 2008
 Orange milweed (asclepias) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, May 12, 2009
 Blooming White-flowered milkweed (Asclepias variegata) in Big Thicket park, on Kirby Trail. Texas, April 25, 2009
 Flowers of shore milkweed (Asclepias perennis) near a cypress pond in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, July 18, 2014
 White-flowered milkweed (Asclepias variegata) in Big Thicket park on Kirby Trail. Texas, April 26, 2008
 Milkweed bug on asclepias curassavica in TAMU Holistic Garden in Texas A and M University. College Station, Texas, November 15, 2009
 Opening flowers of White-flowered milkweed (Asclepias variegata) in Big Thicket park, on Kirby Trail. Texas, April 25, 2009
 Inflorescence of Zizotes milkweed (Hierba de Zizotes, Asclepias oenotheroides) near Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 12, 2008
 White-flowered milkweed (Asclepias variegata) damaged by ants in Big Thicket park, on Kirby Trail. Texas, April 25, 2009
 Orange milkweed (Asclepias tuberosa) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, May 8, 2010
 Frozen flowers of red milkweed (Asclepias curassavica) in TAMU Holistic Garden in Texas A and M University. College Station, Texas, December 5, 2009
 Asclepias curassavica (red milkweed) in TAMU Holistic Garden in Texas A and M University. College Station, Texas, August 22, 2009
 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
 Nymph of assassin bug on orange milkweed (Asclepias curassavica) in Antique Rose Emporium. Independence, Texas, July 25, 2014
 Green milkweed (Antelope horns, asclepias viridis) in morning dew in Lake Bryan Park, on a trail on an island. Bryan, Texas, April 14, 2009
 Asclepias curassavica (milkweed) in TAMU Holistic Garden in Texas A and M University. College Station, Texas, July 25, 2009
 Red milkweed (Asclepias curassavica) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, July 5, 2014
 Antelope horns milkweed (Asclepias viridis) in Washington-on-the-Brazos Historic Site, near Loop trail. Washington, Texas, March 30, 2008
 White-flowered milkweed (Asclepias variegata) in Big Thicket park on Kirby Trail. Texas, April 26, 2008
 Orange milkweed (asclepias) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 22, 2008
 White and pink milkweed (asclepias) near Meyersville Road. North from Chappell Hill, Texas, September 21, 2008
 Antelope horns (asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 10, 2008
 Swamp milkweed (Asclepias perennis) on Spillway Trail in Brazos Bend State Park. Needville, Texas, July 4, 2008
 Zizotes milkweed (Asclepias oenotheroides) near Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 12, 2008
 Green milkweed (Asclepias viridiflora) for sale made from socket head cap screws in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, April 5, 2009
 Green milkweed (Asclepias viridis) in Washington-on-the-Brazos State Historic Site, near Loop Trail. Washington, Texas, April 5, 2008
 Dehisced seedpod releasing seeds, with attached coma (tuft of fluff) of milkweed (Asclepias) on Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 9, 2008
 Reakirt s Blue (Echinargus isola) butterfly on Antelope horns milkweed (Asclepias asperula) on Savanna Meadow Trail in Ladybird Johnson Wildflower Center. Austin, Texas, May 10, 2009
 Milkweed (Antelope horns, Asclepias asperula) on Savanna Meadow Trail in Ladybird Johnson Wildflower Center. Austin, Texas, May 10, 2009
 Large milkweed bug (Oncopeltus fasciatus) on Asclepias curassavica in TAMU Holistic Garden in Texas A and M University. College Station, Texas, July 22, 2009
 Red milkweed flowers (Asclepias tuberosa) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, January 11, 2009
 Green milkweed (Antelope horns, asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 14, 2008
 Green lynx spider on red milkweed Asclepias curassavica in TAMU Holistic Garden in Texas A and M University. College Station, Texas, June 21, 2008
 White-flowered milkweed (Asclepias variegata) with black moths on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, May 8, 2010
 Orange milkweed (Asclepias tuberosa) in Antique Rose Emporium. Independence, Texas, August 15, 2009
 Red milkweed (Asclepias curassavica) in TAMU Holistic Garden in Texas A and M University. College Station, Texas, August 3, 2008
 Green milkweed (Asclepias obovata(?)) taken from Lick Creek Park. College Station, Texas, July 29, 2014
 Green milkweed (Antelope horns, asclepias viridis) on Yaupon Loop Trail in Lick Creek Park. College Station, Texas, April 21, 2019
 Large Milkweed Bug (Oncopeltus fasciatus) on Green milkweed (Asclepias viridis) flower in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2008
 Flower of green milkweed (Antelope horns, asclepias viridis) in Lick Creek Park. College Station, Texas, May 5, 2008
 Flowers of White-flowered milkweed (Asclepias variegata) in Big Thicket park, on Kirby Trail. Texas, April 25, 2009
 Red milkweed (Asclepias curassavica) in TAMU Holistic Garden in Texas A and M University. College Station, Texas, May 15, 2008
 Opening flowers of white milkweed (Asclepias variegata) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, May 8, 2010
 Green milkweed (Antelope horns, asclepias viridis) near Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 12, 2008
 Fire ants on green milkweed (Asclepias obovata(?)) in Lick Creek Park. College Station, Texas, July 30, 2008
 Flowers of orange milkweed (Asclepias tuberosa) in Sam Houston National Forest, on Little Lake Creek Loop Trail. Richards, Texas, May 18, 2014
 Green flowers of Zizotes milkweed (Asclepias oenotheroides) near Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 12, 2008
 Opening flower of Antelope horns milkweed (Asclepias viridis) in Washington-on-the-Brazos Historic Site, near Loop trail. Washington, Texas, March 30, 2008
 Opening flowers of Green milkweed (Asclepias viridis) in Washington-on-the-Brazos State Historic Site, near Loop Trail. Washington, Texas, April 5, 2008
 Yellow milkweed (Asclepias tuberosa) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, May 20, 2008
 Green milkweed (Antelope horns, asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, April 4, 2009
 Monarch caterpillar feeding on dried milkweed (Asclepias curassavica) in TAMU Holistic Garden in Texas A and M University. College Station, Texas, December 19, 2009
 Assassin bug (Apiomerus) on green milkweed (Asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 1, 2010
 Red milkweed (Asclepias tuberosa) near Lost Pines Trail in Bastrop State Park. Bastrop, Texas, June 16, 2012
 Shore milkweed (Asclepias perennis) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, July 20, 2013
 Red milkweed (Asclepias curassavica) with Longhorned beetle (Strangalia) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, May 20, 2009
 Red milkweed (Asclepias curassavica) with aphids in TAMU Holistic Garden in Texas A and M University. College Station, Texas, September 20, 2009
 Red flowers of milkweed (Asclepias curassavica) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, July 5, 2014
 Large Milkweed Bug (Oncopeltus fasciatus) on Asclepias curassavica in TAMU Holistic Garden in Texas A and M University. College Station, Texas, May 15, 2008
 Red milkweed (Asclepias curassavica) in dew in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, May 20, 2009
 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 viridis) under power lines in Lake Bryan Park. Bryan, Texas, July 26, 2013
 Green milkweed (Asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 25, 2013
 Orange milkweed (Asclepias tuberosa) in Sam Houston National Forest, on Little Lake Creek Loop Trail. Richards, Texas, May 18, 2014
 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) in dew in Lake Bryan Park. Bryan, Texas, May 20, 2009
 White-fringed weevil (Naupactus) beetle on green milkweed (Antelope horns, asclepias viridis) in Lake Bryan Park. Bryan, Texas, October 2, 2009
 Large milkweed bug (Oncopeltus fasciatus) on Asclepias curassavica in TAMU Holistic Garden in Texas A and M University. College Station, Texas, October 17, 2009
 Red milkweed (Asclepias tuberosa) in Lake Bryan Park. Bryan, Texas, June 13, 2012
 Flower buds of green milkweed (Antelope horns, asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 1, 2012
 Flower buds of orange milkweed (Asclepias tuberosa) in Sam Houston National Forest, on Little Lake Creek Loop Trail. Richards, Texas, May 18, 2014
 Red milkweed (Asclepias rubra) in Watson Rare Native Plant Preserve. Warren, Texas, August 2, 2014
 Milkweed Asclepias curassavica in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, July 18, 2014
 Cluster of flowers of Longleaf milkweed (Asclepias longifolia) on Pitcher Plant Trail in Big Thicket National Preserve. Kountze, Texas, August 2, 2014
 Flower buds of White-flowered milkweed (Asclepias variegata) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, May 8, 2010
 Whorled milkweed (Asclepias verticillata(?)) in Lake Bryan Park. Bryan, Texas, June 13, 2012
 Red milkweed (Asclepias curassavica) in TAMU Holistic Garden in Texas A and M University. College Station, Texas, March 15, 2009
 Whorled milkweed (Asclepias verticillata) in Lake Bryan Park. Bryan, Texas, October 2, 2009
 Whorled milkweed (Asclepias verticillata(?)) in Lake Bryan Park. Bryan, Texas, June 2, 2010
 Green milkweed (Asclepias viridis) in Lake Bryan Park. Bryan, Texas, October 8, 2013
 Green milkweed (Asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 17, 2010
 Green milkweed (Asclepias viridis) in Lake Bryan Park. Bryan, Texas, August 26, 2012
 Whorled milkweed (Asclepias verticillata(?)) in Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, May 26, 2012
 Flowers of green milkweed (Asclepias obovata(?)) in Lick Creek Park. College Station, Texas, August 6, 2013
 Delta flower scarab beetle (Trigonopeltastes delta) on Whorled milkweed (Asclepias verticillata) on an island in Lake Bryan Park. Bryan, Texas, May 20, 2009
 Whorled milkweed (Asclepias verticillata) with Scudder s Bush Katydid nymph in Lake Bryan Park. Bryan, Texas, May 21, 2010
 Milkweed (Asclepias), opened seedpod with seeds and fluff emerging, in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 12, 2010
 Orange milkweed (Asclepias tuberosa) in Lake Bryan Park. Bryan, Texas, July 26, 2011
 Green comet milkweed (Asclepias viridiflora) on Prairie Trail in Brazos Bend State Park. Needville, Texas, June 2, 2012
 Green milkweed (Antelope horns, asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 1, 2012
 Inflorescence of 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) with aphids in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 1, 2012
 Flower buds of green milkweed (Asclepias obovata(?)) in Lick Creek Park. College Station, Texas, August 6, 2013
 Green milkweed (Asclepias viridis) in dew in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 20, 2013
 Orange milkweed (Asclepias tuberosa) in Sam Houston National Forest, on Little Lake Creek Loop Trail. Richards, Texas, May 18, 2014
 Green milkweed (Asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 28, 2014
 Shore milkweed (Asclepias perennis) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, July 5, 2014
 Aphids on a leaf of milkweed (Asclepias curassavica) in Central Park. College Station, Texas, July 8, 2014
 Green milkweed (Asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 12, 2014
 Milkweed Asclepias curassavica with yellow aphids in Antique Rose Emporium. Independence, Texas, July 12, 2014
 Orange aphids on milkweed (Asclepias curassavica) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, July 16, 2014
 Shore milkweed (Asclepias perennis) near a cypress pond in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, July 18, 2014
 Flower buds of Shore milkweed (Asclepias perennis) near a cypress pond in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, July 18, 2014
 Blooming shore milkweed (Asclepias perennis) near a cypress pond in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, July 18, 2014
 Whorled milkweed (Asclepias verticillata) in Lake Bryan Park. Bryan, Texas, July 20, 2014
 Flowers of whorled milkweed (Asclepias verticillata) in Lake Bryan Park. Bryan, Texas, July 20, 2014
 Blooming Whorled milkweed (Asclepias verticillata) in Lake Bryan Park. Bryan, Texas, July 20, 2014
 Red bugs on Whorled milkweed (Asclepias verticillata) in Lake Bryan Park. Bryan, Texas, July 20, 2014
 Flower 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
 Buds of green milkweed (Asclepias obovata(?)) taken from Lick Creek Park. College Station, Texas, July 29, 2014
 Flowers of green milkweed (Asclepias obovata(?)) taken from Lick Creek Park. College Station, Texas, July 29, 2014
 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
 Seeds of Whorled milkweed (Asclepias verticillata) in Lake Bryan Park. Bryan, Texas, July 31, 2014
 Longleaf milkweed (Asclepias longifolia) on Pitcher Plant Trail in Big Thicket National Preserve. Kountze, Texas, August 2, 2014
 Flowers of Longleaf milkweed (Asclepias longifolia) on Pitcher Plant Trail in Big Thicket National Preserve. Kountze, Texas, August 2, 2014
 Green milkweed (Antelope horns, Asclepias viridis) in Lick Creek Park. College Station, Texas, April 5, 2018
 Green milkweed (Antelope horns, asclepias viridis) in Lick Creek Park. College Station, Texas, April 5, 2018
 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) on Post Oak Trail in Lick Creek Park. College Station, Texas, April 18, 2018
 Flowers of whorled milkweed (Asclepias verticillata) on north shore of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, May 6, 2018
 Whorled milkweed (Asclepias verticillata) on north shore of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, May 6, 2018
 Whorled milkweed (Asclepias verticillata) in Lake Bryan Park. Bryan, Texas, May 16, 2018
 Seeds of Antelope horns milkweed (Asclepias viridis) in Lick Creek Park. College Station, Texas, May 17, 2018
 Flowers of red milkweed (Asclepias rubra) in Watson Rare Native Plant Preserve. Warren, Texas, June 22, 2019
 Monarch butterfly on red milkweed (Asclepias) in Antique Rose Emporium. Independence, Texas, July 27, 2019
 Red milkweed (Asclepias tuberosa) in Bastrop State Park. Bastrop, Texas, October 13, 2019
 Whorled milkweed (Asclepias verticillata)(?) in Bastrop State Park. Bastrop, Texas, October 13, 2019
 Fluffy seeds of red milkweed (Asclepias tuberosa) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, October 19, 2019
 Green milkweed (Asclepias viridis) on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 28, 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 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 bloom on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 28, 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
 White-flowered milkweed (Asclepias variegata) on Richards Loop Trail in Sam Houston National Forest. Texas, April 20, 2020
 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
 Seed pods 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 viridis) on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 3, 2020
 Green milkweed (Asclepias viridis) in Lick Creek Park. College Station, Texas, May 4, 2020
 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
 Whorled milkweed (Asclepias verticillata) in Lake Bryan Park. Bryan, TexasP, June 29, 2014
 Zizotes milkweed (Asclepias oenotheroides) in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 12, 2014
 Orange milkweed (Asclepias tuberosa) in Lake Bryan Park. Bryan, Texas, May 16, 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
 Red milkweed (Asclepias rubra) in Watson Rare Native Plant Preserve. Warren, Texas, June 23, 2018
 Red milkweed (Asclepias rubra) in Watson Rare Native Plant Preserve. Warren, Texas, June 22, 2019
 Zizotes milkweed (Asclepias oenotheroides) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 15, 2019
 Flowers of Zizotes milkweed (Asclepias oenotheroides) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 15, 2019
 Seed head of red milkweed (Asclepias tuberosa) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, October 19, 2019
 White-flowered milkweed (Asclepias variegata) on Richards Loop Trail in Sam Houston National Forest. Texas, April 6, 2020
 White-flowered milkweed (Asclepias variegata) on Lone Star Hiking Trail near Pole Creek in Sam Houston National Forest. Richards, Texas, April 9, 2020
 Whorled milkweed (Asclepias verticillata) in Lake Bryan Park. Bryan, Texas, May 1, 2020
 Flowers of whorled milkweed (Asclepias verticillata) in Lake Bryan Park. Bryan, Texas, May 1, 2020
 Orange milkweed (Asclepias tuberosa) in Lake Bryan Park. Bryan, Texas, May 1, 2020
 Whorled milkweed (Asclepias verticillata) in bloom in Lake Bryan Park. Bryan, Texas, May 1, 2020
 Nymphs of red milkweed bugs on green milkweed (Asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 9, 2020
 Flowers of orange milkweed (Asclepias tuberosa) on Richards Loop Trail in Sam Houston National Forest. Texas, May 10, 2020
 Seed pods of green milkweed (Asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 24, 2020
 Milkweed bugs on seed pods of green milkweed (Asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 24, 2020
 Green milkweed (Asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 4, 2020
 Flower buds of green milkweed (Asclepias obovata(?)) with mikweed bugs in Lick Creek Park. College Station, Texas, July 18, 2020
 Milkweed (Asclepias) in D. A. Andy Anderson Brazos Valley Arboretum in Bee Creek Park. College Station, Texas, July 21, 2020
 Zizotes milkweed (Hierba de Zizotes, Asclepias oenotheroides) with oleander aphids in a dried pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 25, 2020
 Zizotes milkweed (Hierba de Zizotes, Asclepias oenotheroides) on a lawn in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 25, 2020
 Flowers of Zizotes milkweed (Hierba de Zizotes, Asclepias oenotheroides) in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 25, 2020
 Blooming Zizotes milkweed (Hierba de Zizotes, Asclepias oenotheroides) in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 25, 2020
 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
 Green milkweed (Antelope horns, asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 18, 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
 Green milkweed (Asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2021
 Blooming green milkweed (Asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2021
 Green milkweed (Asclepias viridis) in Lake Bryan Park. Bryan, Texas, April 7, 2021
 Green milkweed (Asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2021
 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
 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
 Inflorescence of green milkweed (Asclepias viridis) on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2021
 Blooming green 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 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 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
|