 Bastard pennyroyal (Trichostema dichotomum) in Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, October 2, 2010
 Bastard pennyroyal (Trichostema dichotomum) in Lick Creek Park. College Station, Texas, September 30, 2009
 Bastard pennyroyal (Trichostema dichotomum) in Lick Creek Park, on sewage line right of way. College Station, September 17, 2008
 Blue flowers with coiled stamens of Bastard pennyroyal (Trichostema dichotomum) on Little Lake Creek Loop Trail in Sam Houston National Forest. Huntsville, Texas, September 14, 2008
 Bastard pennyroyal (Trichostema dichotomum) in Lick Creek Park. College Station, Texas, September 24, 2012
 Blue flowers of bastard pennyroyal in Lick Creek Park. College Station, Texas, September 30, 2008
 Bastard pennyroyal on sewage line right of way in Lick Creek Park. College Station, Texas, September 23, 2008
 Flowers of bastard pennyroyal (Trichostema dichotomum) in Lick Creek Park. College Station, Texas, September 24, 2012
 Bastard pennyroyal (Trichostema dichotomum) in Lick Creek Park. College Station, Texas, October 11, 2012
 Blooming bastard pennyroyal (Trichostema dichotomum) in Lick Creek Park. College Station, Texas, October 11, 2012
 Back lit flowers of bastard pennyroyal (Trichostema dichotomum) in Lick Creek Park. College Station, Texas, October 11, 2012
 Flowers of bastard pennyroyal (Trichostema dichotomum) in Lick Creek Park. College Station, Texas, October 11, 2012
 Bastard pennyroyal (Trichostema dichotomum) in Lick Creek Park. College Station, Texas, October 9, 2012
 Close up of flowers of bastard pennyroyal (Trichostema dichotomum) in Lick Creek Park. College Station, Texas, October 11, 2012
 Fruits of bastard pennyroyal (Trichostema dichotomum) on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, October 1, 2020
 Bastard pennyroyal (Trichostema dichotomum) on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, October 1, 2020
 Seeds of bastard pennyroyal (Trichostema dichotomum) on Richards Loop Trail in Sam Houston National Forest. Texas, November 5, 2020
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