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Ragweed

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Butterfly on ragweed in Lick Creek Park. College Station, Texas, September 29, 2010
Pollinating greenish-yellow staminate blossoms of common ragweed (Ambrosia artemisiifolia) near Meyersville Road, with a silken strand from a spider mite. North from Chappell Hill, Texas, September 21, 2008
Ragweed (Ambrosia) on Deer Run Trail in Lick Creek Park. College Station, Texas, September 30, 2008
Ragweed (Ambrosia) in Lick Creek Park. College Station, Texas, October 3, 2008
Butterfly sleeping on ragweed (Ambrosia) in Lick Creek Park. College Station, Texas, September 29, 2010
Grasshopper sleeping on ragweed in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 6, 2012
Giant ragweed in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 9, 2012
Blooming giant ragweed (Ambrosia trifida) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 1, 2012
Green flowers with pollen of giant ragweed (Ambrosia trifida) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 1, 2012
Growth of ragweed (Ambrosia) under power lines in Lake Bryan Park. Bryan, Texas, July 26, 2013
Ragweed (Ambrosia artemisiifolia) in Lick Creek Park. College Station, Texas, October 23, 2013

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