 Yellow spiny thistle (Bull thistle, Cirsium horridulum) at sunrise in Lake Bryan Park. Bryan, Texas, April 13, 2010
 Yellow thistle (Bull thistle, Cirsium horridulum) on Post Oak Trail in Lick Creek Park. College Station, Texas, March 26, 2019
 Yellow thistle (Bull thistle, Cirsium horridulum) on Whitman Road, near Washington. Texas, March 22, 2009
 Flower bud of yellow thistle (Bull thistle, Cirsium horridulum) on Post Oak Trail in Lick Creek Park. College Station, Texas, March 26, 2019
 Yellow thistle (Bull thistle, Cirsium horridulum)(?) in Bastrop State Park. Bastrop, Texas, March 17, 2018
 Yellow thistle (Bull thistle, Cirsium horridulum) in Lick Creek Park. College Station, Texas, April 5, 2019
 Yellow thistle (Bull thistle, Cirsium horridulum) in Lick Creek Park. College Station, Texas, April 5, 2018
 Flower of yellow thistle (Bull thistle, Cirsium horridulum) in Lick Creek Park. College Station, Texas, April 5, 2019
 Flower bud of yellow thistle (Bull thistle, Cirsium horridulum) in Lick Creek Park. College Station, Texas, April 11, 2018
 Blooming yellow thistle (Bull thistle, Cirsium horridulum) in Lick Creek Park. College Station, Texas, April 5, 2019
 Flower bud of yellow thistle (Bull thistle, Cirsium horridulum) in Lick Creek Park. College Station, Texas, April 14, 2019
 Yellow thistle (Bull thistle, Cirsium horridulum)(?) on mulch in a tree utilization site in Bastrop State Park. Bastrop, Texas, March 17, 2018
 Flower of yellow thistle (Bull thistle, Cirsium horridulum) with a bronze beetle in Lick Creek Park. College Station, Texas, April 5, 2019
 Yellow thistle (Bull thistle, Cirsium horridulum) on Lone Star Trail in Sam Houston National Forest, near Huntsville. Texas, April 8, 2018
 Flower of thistle (Cirsium) in Lake Bryan Park. Bryan, Texas, May 1, 2020
 Bull thistle (Cirsium horridulum) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, April 5, 2020
 Fluffy seeds of bull thistle (Cirsium horridulum) in Lick Creek Park. College Station, Texas, May 7, 2018
 Bull thistle (Cirsium horridulum)(?) on a golf course on campus of Texas A and M University. College Station, Texas, February 14, 2021
 Rosette of bull thistle (Cirsium horridulum)(?) on a golf course on campus of Texas A and M University. College Station, Texas, February 14, 2021
 Icy rosettes of bull thistle (Cirsium horridulum)(?) on a golf course on campus of Texas A and M University. College Station, Texas, February 14, 2021
 Butterfly on a thistle in Lake Bryan Park. Bryan, Texas, June 13, 2012
 Yellow garden spider (Argiope aurantia) with its prey in Lake Bryan Park. Bryan, Texas, August 4, 2010
 Yellow garden spider (Argiope aurantia) with a green katydid in Lake Bryan Park. Bryan, Texas, August 4, 2010
 Yellow garden spider (Argiope aurantia) eating green katydid in Lake Bryan Park. Bryan, Texas, August 4, 2010
 Green plants of false indigo (yellow wisteria, Baptisia bracteata) at sunrise on an island in Lake Bryan Park. Bryan, Texas, April 13, 2010
 Young leaf of an oak in Lake Bryan Park. Bryan, Texas, March 20, 2010.
 Oak catkins in Lake Bryan Park. Bryan, Texas, March 20, 2010.
 Yellow puff (Neptunia lutea) in Lake Bryan Park. Bryan, Texas, May 16, 2018
 Amanita mushroom with a pale yellow cap in Lake Bryan Park. Bryan, Texas, May 1, 2020
 Yellow-white chlorotic leaves near the lake in Lake Bryan Park. Bryan, Texas, May 16, 2018
 Close up of Yellow puff (Neptunia lutea) in Lake Bryan Park. Bryan, Texas, May 16, 2018
 Yellow puff (Neptunia lutea) in Lake Bryan Park. Bryan, Texas, August 7, 2009
 Underside of Amanita mushroom with a pale yellow cap in Lake Bryan Park. Bryan, Texas, May 1, 2020
 Flowers of Yellow puff (Neptunia lutea) in Lake Bryan Park. Bryan, Texas, May 16, 2018
 Yellow flowers of square-bud primrose (Calylophus berlandieri) in Lake Bryan Park. Bryan, Texas, May 1, 2020
 Yellow foliage of poison ivy under power lines in Lake Bryan Park. Bryan, Texas, July 16, 2013
 Sunrise in Lake Bryan Park. Bryan, Texas, August 4, 2010
 Spider on a web in Lake Bryan Park. Bryan, Texas, June 15, 2010
 Orange milkweed (Asclepias tuberosa) in Lake Bryan Park. Bryan, Texas, May 21, 2010
 Butterweed (Senecio glabellus) in Lake Bryan Park. Bryan, Texas, April 13, 2010
 Flower spike of some grass in Lake Bryan Park. Bryan, Texas, June 15, 2010
 Flower of dayflower (Commelina) in Lake Bryan Park. Bryan, Texas, June 15, 2010
 Dansby Power Plant in Lake Bryan Park. Bryan, Texas, January 8, 2010
 Yellow visteria (Indigo, Baptisia bracteata) in Lake Bryan Park, on a trail on an island. Bryan, Texas, April 14, 2009
 Whorled milkweed (Asclepias verticillata(?)) in Lake Bryan Park. Bryan, Texas, June 2, 2010
 Square-Bud Primrose (Calylophus berlandieri(?)) in Lake Bryan Park. Bryan, Texas, June 2, 2010
 Lady bird s centaury (Centaurium texense) in Lake Bryan Park. Bryan, Texas, May 21, 2010
 Orange milkweed (Asclepias tuberosa) in bloom in Lake Bryan Park. Bryan, Texas, May 21, 2010
 Yellow puff (Neptunia lutea) in Lake Bryan Park. Bryan, TexasP, June 29, 2014
 Inflated seed pods of false indigo (yellow wisteria, Baptisia bracteata) in Lake Bryan Park. Bryan, Texas, May 16, 2018
 Inflated seed pods of false indigo (yellow wisteria, Baptisia bracteata) in Lake Bryan Park. Bryan, Texas, May 20, 2009
 Yellow visteria (Indigo, Baptisia bracteata) in morning dew in Lake Bryan Park, on a trail on an island. Bryan, Texas, April 14, 2009
 Common Buckeye butterfly (Junonia coenia) in Lake Bryan Park. Bryan, Texas, June 15, 2010
 Fruits of Mexican plum (Prunus mexicana) in Lake Bryan Park. Bryan, Texas, June 2, 2010
 Young red leaf of peppervine (Ampelopsis arborea) in Lake Bryan Park. Bryan, Texas, June 15, 2010
 Blooming Globe sedge (Cyperus echinatus) in Lake Bryan Park. Bryan, Texas, June 15, 2010
 Common Buckeye butterfly (Junonia coenia) in Lake Bryan Park. Bryan, Texas, June 2, 2010
 Globular cluster of spiderlings (baby spiders) in Lake Bryan Park. Bryan, Texas, August 4, 2010
 Fruits of yellow puff (Neptunia lutea) in Lake Bryan Park. Bryan, TexasP, June 29, 2014
 Seeds of yellow puff (Neptunia lutea) in Lake Bryan Park. Bryan, TexasP, June 29, 2014
 Flower buds of Trumpet vine (Campsis radicans) in Lake Bryan Park. Bryan, Texas, June 15, 2010
 Flowers of yellow visteria (Indigo, Baptisia bracteata) in morning dew in Lake Bryan Park, on a trail on an island. Bryan, Texas, April 14, 2009
 Arctic smoke over Lake Bryan, with Dansby Power Plant at horizon. Lake Bryan Park. Bryan, Texas, December 5, 2009
 Tree stump on a shore of Lake Bryan emerged from water after a period of drought in Lake Bryan Park. Bryan, Texas, September 10, 2009
 Tail part of black swallowtail butterfly (Papilio polyxenes) in Lake Bryan Park. Bryan, Texas, June 2, 2010
 Whorled milkweed (Asclepias verticillata) with Scudder s Bush Katydid nymph in Lake Bryan Park. Bryan, Texas, May 21, 2010
 Bright pink flowers of Lady bird s centaury (Centaurium texense) in Lake Bryan Park. Bryan, Texas, May 21, 2010
 Blooming thistle (Cirsium heterophyllum(?), Russian name Bodiak) in Aleksandrovsky Park in Pushkin (former Tsarskoe Selo), a suburb of Saint Petersburg. Russia, July 10, 2010
 Cabbage thistle (Cirsium oleraceum, Russian name Bodyak) in Aleksandrovsky Park in Pushkin (former Tsarskoe Selo), a suburb of Saint Petersburg. Russia, July 10, 2010
 Tree stump at sunrise on a shore of Lake Bryan emerged from water after a period of drought in Lake Bryan Park. Bryan, Texas, September 10, 2009
 Cedar stump and driftwood on a shore of Lake Bryan at sunrise. Lake Bryan Park. Bryan, Texas, December 5, 2009
 Salt Marsh Moth caterpillar (Estigmene acrea) feeding on meadow pink in Lake Bryan Park. Bryan, Texas, May 21, 2010
 Checkered skipper butterfly (Pyrgus communis) on daisy fleabane at morning in Lake Bryan Park. Bryan, Texas, April 13, 2010
 Salt Marsh Moth caterpillar (Estigmene acrea) eating Indian paintbrush in Lake Bryan Park. Bryan, Texas, May 21, 2010
 Mediterranean lineseed (Bellardia trixago) with white lipped and hooded flowers in Lake Bryan Park. Bryan, Texas, April 22, 2010
 Blooming Cabbage thistle (Cirsium oleraceum, Russian name Bodyak) in Aleksandrovsky Park in Pushkin (former Tsarskoe Selo), a suburb of Saint Petersburg. Russia, July 10, 2010
 Close up of Cabbage thistle (Cirsium oleraceum, Russian name Bodyak) in Aleksandrovsky Park in Pushkin (former Tsarskoe Selo), a suburb of Saint Petersburg. Russia, July 10, 2010
 Ripe yellow fruits of wild muskmelon (Cucumis melo, Dudaim melon, gourd family) in Lake Bryan Park. Bryan, Texas, November 8, 2012
 Yellow star-grass (Hypoxis hirsuta) in dew in Lake Bryan Park, on an unmarked trail on north-west side of the island. Bryan, Texas, April 14, 2009
 Sunrise over Lake Bryan at cold morning. Lake Bryan Park. Bryan, Texas, December 5, 2009
 Close up of a turtle on a shore of Lake Bryan in Lake Bryan Park. Bryan, Texas, September 10, 2009
 Arctic smoke rising over Lake Bryan. Lake Bryan Park. Bryan, Texas, December 5, 2009
 Thistle (Cirsium) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, June 14, 2020
 Black swallowtail butterfly (Papilio polyxenes) at morning on a stalk of Slender bush clover in Lake Bryan Park. Bryan, Texas, June 2, 2010
 Salt Marsh Moth caterpillar (Estigmene acrea) feeding on Brazilian vervain (Verbena brasiliensis) in Lake Bryan Park. Bryan, Texas, May 21, 2010
 Frozen paddle near Lake Bryan. Lake Bryan Park. Bryan, Texas, December 5, 2009
 Flower bud of thistle Cirsium texanum on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, April 26, 2020
 Earlier instar (dark with a white saddle) of Black swallowtail caterpillar (Papilio polyxenes) on an island in Lake Bryan Park. Bryan, Texas, April 22, 2010
 Immature flower head of Cabbage thistle (Cirsium oleraceum, Russian name Bodyak) in Aleksandrovsky Park in Pushkin (former Tsarskoe Selo), a suburb of Saint Petersburg. Russia, July 10, 2010
 Blooming South Texas gayfeather (Liatris bracteata) in Lake Bryan Park. Bryan, Texas, June 15, 2010
 South Texas gayfeather (Liatris bracteata) in Lake Bryan Park. Bryan, Texas, June 15, 2010
 Translucent pleated inkcap mushrooms (Parasola plicatilis, Coprinus plicatilis) in Lake Bryan Park. Bryan, Texas, May 21, 2010
 Frothy porecrust fungus (Oxyporus latemarginatus) on a dry red cedar tree in Lake Bryan Park. Bryan, Texas, March 13, 2018
 Rosette of leaves of thistle (Cirsium) on roadside near Kavgolovskoe Lake. North from Saint Petersburg, Russia, May 3, 2017
 Whitish porous crust fungus Oxyporus latemarginatus on a dry red cedar tree in Lake Bryan Park. Bryan, Texas, March 13, 2018
 Fluffy seeds of thistle (Cirsium) in Lick Creek Park. College Station, Texas, May 20, 2014
 Thistle (Cirsium engelmannii) flower bud in Lick Creek Park. College Station, Texas, June 10, 2012
 Florets of a thistle (Cirsium engelmannii) in Lick Creek Park. College Station, Texas, July 7, 2012
 Thistle (Cirsium engelmannii) flower in Lick Creek Park. College Station, Texas, June 30, 2012
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