![](../../pictures/archives/compress/2024/3476/jpeg/21t.jpg) Hairy bittercress weed (Cardamine hirsuta, mustard family) with seeds and tiny white flowers in Lick Creek Park. College Station, Texas, February 23, 2024
![](../../pictures/archives/compress/2020/2636/jpeg/15t.jpg) Hairy bittercress weed (Cardamine hirsuta) on a sandy path below a sewage station in Lick Creek Park. College Station, Texas, January 20, 2020
![](../../pictures/archives/compress/2020/2636/jpeg/16t.jpg) Leaves of hairy bittercress weed (Cardamine hirsuta) on a sandy path below a sewage station in Lick Creek Park. College Station, Texas, January 20, 2020
![](../../pictures/archives/compress/2016/1737/jpeg/20t.jpg) Hairy bittercress (Cardamine hirsuta) grown as weed in gardens of Sheraton Hotel in West Bay. Doha, Qatar, January 25, 2016
![](../../pictures/archives/compress/2016/1738/jpeg/13t.jpg) Hairy bittercress (Cardamine hirsuta) grown as weed in wet place in gardens of Sheraton Hotel in West Bay. Doha, Qatar, January 26, 2016
![](../../pictures/archives/compress/2016/1738/jpeg/16t.jpg) Flowers of Hairy bittercress (Cardamine hirsuta) taken from gardens of Sheraton Hotel in West Bay. Doha, Qatar, January 26, 2016
![](../../pictures/archives/compress/2016/1738/jpeg/18t.jpg) Leaf of Hairy bittercress (Cardamine hirsuta) on white background taken from gardens of Sheraton Hotel in West Bay. Doha, Qatar, January 26, 2016
![](../../pictures/archives/compress/2021/2864/jpeg/18t.jpg) Hairy bittercress weed (Cardamine hirsuta) in a water pool on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, February 7, 2021
![](../../pictures/archives/compress/2024/3475/jpeg/09t.jpg) Early blooming winter annual weed hairy bittercress (Cardamine hirsuta) in a shallow depression on side of FS203 near Richards Loop Trail in Sam Houston National Forest. Texas, February 21, 2024
![](../../pictures/archives/compress/2022/3120/jpeg/11t.jpg) Hairy bittercress weed (Cardamine hirsuta, mustard family) in a water pool in Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 20, 2022
![](../../pictures/archives/compress/2021/2864/jpeg/19t.jpg) Basal leaves of hairy bittercress weed (Cardamine hirsuta) in a water pool on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, February 7, 2021
![](../../pictures/archives/compress/2016/1738/jpeg/15t.jpg) Leaf of Hairy bittercress (Cardamine hirsuta) taken from gardens of Sheraton Hotel in West Bay. Doha, Qatar, January 26, 2016
![](../../pictures/archives/compress/2016/1738/jpeg/17t.jpg) Plant of Hairy bittercress (Cardamine hirsuta) taken from gardens of Sheraton Hotel in West Bay. Doha, Qatar, January 26, 2016
![](../../pictures/archives/compress/2016/1738/jpeg/19t.jpg) Rosette of leaves of Hairy bittercress (Cardamine hirsuta) taken from gardens of Sheraton Hotel in West Bay. Doha, Qatar, January 26, 2016
![](../../pictures/archives/compress/2016/1738/jpeg/20t.jpg) Close up of a leaf of Hairy bittercress (Cardamine hirsuta) taken from gardens of Sheraton Hotel in West Bay. Doha, Qatar, January 26, 2016
![](../../pictures/archives/compress/2020/2641/jpeg/38t.jpg) White flowers of spring cress (bulbous bittercress, Cardamine bulbosa) on Winters Bayou Trail in Sam Houston National Forest. Cleveland, Texas, February 1, 2020
![](../../pictures/archives/compress/2011/956/jpeg/13t.jpg) White flowers of bittercress (Cardamine) in Zhiharevo, east from Saint Petersburg. Russia, June 2, 2011
![](../../pictures/archives/compress/2011/955/jpeg/24t.jpg) Small white flowers of Bittercress (Cardamine) in Menkovo, south from Saint Petersburg. Russia, June 1, 2011
![](../../pictures/archives/compress/2019/2452/jpeg/14t.jpg) White flowers of spring cress (bulbous bittercress, Cardamine bulbosa) in area of Winters Bayou in Sam Houston National Forest, east from Waverly. Texas, February 23, 2019
![](../../pictures/archives/compress/2019/2451/jpeg/02t.jpg) White flowers of spring cress (bulbous bittercress, Cardamine bulbosa) in area of Winters Bayou in Sam Houston National Forest, east from Waverly. Texas, February 23, 2019
![](../../pictures/archives/compress/2020/2633/jpeg/06t.jpg) White flowers of spring cress (Cardamine bulbosa) in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, January 19, 2020
![](../../pictures/archives/compress/2021/2886/jpeg/27t.jpg) Flowers of spring cress (bulbous bittercress, Cardamine bulbosa) in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, March 20, 2021
![](../../pictures/archives/compress/2019/2467/jpeg/12t.jpg) Flowers of yellow star-grass (Hypoxis hirsuta) in Lick Creek Park. College Station, Texas, March 15, 2019
![](../../pictures/archives/compress/2017/2062/jpeg/20t.jpg) Bittercress (Cardamine) in Udelny Park. Saint Petersburg, Russia, June 8, 2017
![](../../pictures/archives/compress/2019/2566/jpeg/12t.jpg) Hairy bracket mushroom (Trametes hirsuta) in Hensel Park. College Station, Texas, September 20, 2019
![](../../pictures/archives/compress/2024/3481/jpeg/25t.jpg) Flowers of hairy phacelia (Phacelia hirsuta) on a trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 2, 2024
![](../../pictures/archives/compress/2013/1232/jpeg/10t.jpg) White flower of Potato-weed (solanum) in Lick Creek Park. College Station, Texas, July 24, 2013
![](../../pictures/archives/compress/2023/3382/jpeg/03t.jpg) Hairy spiderwort (Tradescantia) flowers in dew in Lick Creek Park. College Station, Texas, April 12, 2023
![](../../pictures/archives/compress/2023/3368/jpeg/20t.jpg) Squaw-weed flowers (Senecio ampullaceus) in Lick Creek Park. College Station, Texas, March 20, 2023
![](../../pictures/archives/compress/2014/1412/jpeg/07t.jpg) Flowers of Mock Bishop s Weed (Ptilimnium nuttali) in Lick Creek Park. College Station, Texas, May 20, 2014
![](../../pictures/archives/compress/2020/2750/jpeg/02t.jpg) White flowers of spider lily (Hymenocallis) behind Nature Center in Lick Creek Park. College Station, Texas, August 8, 2020
![](../../pictures/archives/compress/2020/2758/jpeg/23t.jpg) White flowers of frostweed (Verbesina virginica) on Raccoon Run Trail in Lick Creek Park. College Station, Texas, August 23, 2020
![](../../pictures/archives/compress/2012/1050/jpeg/23t.jpg) Black-eyed susan and Mock Bishop s Weed flowers in Lick Creek Park. College Station, Texas, May 7, 2012
![](../../pictures/archives/compress/2020/2622/jpeg/12t.jpg) White corticioid (crust) fungus on a log in Lick Creek Park. College Station, Texas, January 3, 2020
![](../../pictures/archives/compress/2020/2710/jpeg/22t.jpg) Hairy cap of a mushroom Panus strigellus in Lick Creek Park. College Station, Texas, May 22, 2020
![](../../pictures/archives/compress/2020/2800/jpeg/07t.jpg) Boneset flowers (white snakeroot, Ageratina altissima) on Raccoon Run Trail in Lick Creek Park. College Station, Texas, October 15, 2020
![](../../pictures/archives/compress/2020/2800/jpeg/10t.jpg) Fluffy white flowers of groundsel bush (seepwillow, Baccharis halimifolia) in Lick Creek Park. College Station, Texas, October 15, 2020
![](../../pictures/archives/compress/2020/2700/jpeg/07t.jpg) Mock Bishop s Weed (Ptilimnium nuttali) in Lick Creek Park. College Station, Texas, May 4, 2020
![](../../pictures/archives/compress/2020/2706/jpeg/20t.jpg) Mock bishop s weed (Ptilimnium nuttallii) in Lick Creek Park. College Station, Texas, May 11, 2020
![](../../pictures/archives/compress/2020/2622/jpeg/13t.jpg) Texture of white corticioid (crust) fungus on a log in Lick Creek Park. College Station, Texas, January 3, 2020
![](../../pictures/archives/compress/2020/2823/jpeg/15t.jpg) Hairy ice crystals on a frostweed stem in Lick Creek Park. College Station, Texas, December 1, 2020
![](../../pictures/archives/compress/2020/2758/jpeg/14t.jpg) White flowers late-flowering boneset (Eupatorium serotinum) on sewage line right of way in Lick Creek Park. College Station, Texas, August 23, 2020
![](../../pictures/archives/compress/2021/2886/jpeg/28t.jpg) Blooming spring cress (bulbous bittercress, Cardamine bulbosa) in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, March 20, 2021
![](../../pictures/archives/compress/2020/2706/jpeg/01t.jpg) Black eyed susan and mock bishop s weed in Lick Creek Park. College Station, Texas, May 11, 2020
![](../../pictures/archives/compress/2020/2629/jpeg/06t.jpg) White resupinate polypore mushroom on a fallen limb in Lick Creek Park. College Station, Texas, January 15, 2020
![](../../pictures/archives/compress/2020/2700/jpeg/06t.jpg) Parasol inflorescense of Mock Bishop s Weed (Ptilimnium nuttali) in Lick Creek Park. College Station, Texas, May 4, 2020
![](../../pictures/archives/compress/2020/2629/jpeg/07t.jpg) Texture of white resupinate polypore mushroom on a fallen limb in Lick Creek Park. College Station, Texas, January 15, 2020
![](../../pictures/archives/compress/2020/2629/jpeg/08t.jpg) Close up of white resupinate polypore mushroom on a fallen limb in Lick Creek Park. College Station, Texas, January 15, 2020
![](../../pictures/archives/compress/2011/946/jpeg/09t.jpg) Bittercress (Cardamine) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 22, 2011
![](../../pictures/archives/compress/2017/2046/jpeg/02t.jpg) Bittercress (Cardamine) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 22, 2017
![](../../pictures/archives/compress/2016/1825/jpeg/12t.jpg) Bittercress (Cardamine) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 10, 2016
![](../../pictures/archives/compress/2020/2706/jpeg/12t.jpg) Pink and white flowers of multi-bloom tephrosia (Tephrosia onobrychoides) in Lick Creek Park. College Station, Texas, May 11, 2020
![](../../pictures/archives/compress/2020/2706/jpeg/15t.jpg) Close-up of white and pink flowers of multi-bloom tephrosia (Tephrosia onobrychoides) in Lick Creek Park. College Station, Texas, May 11, 2020
![](../../pictures/archives/compress/2008/623/jpeg/08t.jpg) Flowers of yellow star-grass (woolly stargrass, Hypoxis hirsuta) in Lick Creek Park, with flattened star-like flower and hairs on grasslike linear leaves. College Station, Texas, March 27, 2008
![](../../pictures/archives/compress/2020/2629/jpeg/11t.jpg) Gray-white crust fungus Biscogniauxia atropunctata (Hypoxylon atropunctatum) in Lick Creek Park. College Station, Texas, January 15, 2020
![](../../pictures/archives/compress/2016/1825/jpeg/13t.jpg) Blooming bittercress (Cardamine) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 10, 2016
![](../../pictures/archives/compress/2017/2060/jpeg/16t.jpg) Bittercress (Cardamine) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 5, 2017
![](../../pictures/archives/compress/2007/586/jpeg/16t.jpg) Black eyed susan flowers (Rudbeckia hirta) with Mock bishop s weed (Ptilimnium nuttallii) near Post Oak Trail in Lick Creek Park. College Station, Texas, May 27, 2007
![](../../pictures/archives/compress/2007/586/jpeg/19t.jpg) Black eyed susans (Rudbeckia hirta) and Mock bishop s weed (Ptilimnium nuttallii) flowers near Post Oak Trail in Lick Creek Park. College Station, Texas, May 27, 2007
![](../../pictures/archives/compress/2020/2715/jpeg/25t.jpg) Pale yellow Mycena(?) mushrooms with hairy stems on a large fallen tree in Lick Creek Park. College Station, Texas, May 27, 2020
![](../../pictures/archives/compress/2020/2665/jpeg/19t.jpg) Basal rosette of leaves of squaw-weed (Senecio ampullaceus) on a recent cutting in Lick Creek Park. College Station, Texas, March 15, 2020
![](../../pictures/archives/compress/2024/3473/jpeg/32t.jpg) Spores (in Congo Red) of sunflower white rust fungus Pustula tragopogonis (Pustula obtusata, Albugo tragopogonis)(?) from white spots on leaves of squaw-weed (Senecio ampullaceus) collected on Yaupon Loop Trail in Lick Creek Park. College Station, Texas, February 17, 2024
![](../../pictures/archives/compress/2024/3473/jpeg/33t.jpg) Spores (in lugol) of sunflower white rust fungus Pustula tragopogonis (Pustula obtusata, Albugo tragopogonis)(?) from white spots on leaves of squaw-weed (Senecio ampullaceus) collected on Yaupon Loop Trail in Lick Creek Park. College Station, Texas, February 17, 2024
![](../../pictures/archives/compress/2014/1361/jpeg/03t.jpg) Hairy Rupturewort (Herniaria hirsuta, local name Eysh shawlah) with flowers in silty depression near Ras Laffan. Northern Qatar, February 28, 2014
![](../../pictures/archives/compress/2024/3473/jpeg/31t.jpg) Spores and tissues (at low magnification) of sunflower white rust fungus Pustula tragopogonis (Pustula obtusata, Albugo tragopogonis)(?) from white spots on leaves of squaw-weed (Senecio ampullaceus) collected on Yaupon Loop Trail in Lick Creek Park. College Station, Texas, February 17, 2024
![](../../pictures/archives/compress/2020/2636/jpeg/27t.jpg) White resupinate polypore mushroom mushroom Physisporinus vitreus(?) on underside of an oak log in Lick Creek Park. College Station, Texas, January 23, 2020
![](../../pictures/archives/compress/2014/1361/jpeg/04t.jpg) Prostrate plant Hairy Rupturewort (Herniaria hirsuta, local name Eysh shawlah) with flowers in silty depression near Ras Laffan. Northern Qatar, February 28, 2014
![](../../pictures/archives/compress/2010/851/jpeg/20t.jpg) Small skullcap (Scutellaria parvula) with tiny blue 2-lobed glandular-hairy flowers with shield-like projection arising from upper lobe in Lick Creek Park. College Station, Texas, April 11, 2010
![](../../pictures/archives/compress/2019/2461/jpeg/27t.jpg) White flowers of spring cress (Cardamine bulbosa) in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, March 10, 2019
![](../../pictures/archives/compress/2021/2859/jpeg/05t.jpg) Hairy-stalked Gymnopus mushrooms (Gymnopus spongiosus(?)) under small oaks in Lick Creek Park. College Station, Texas, January 25, 2021
![](../../pictures/archives/compress/2019/2451/jpeg/01t.jpg) Blooming spring cress (bulbous bittercress, Cardamine bulbosa) in area of Winters Bayou in Sam Houston National Forest, east from Waverly. Texas, February 23, 2019
![](../../pictures/archives/compress/2023/3437/jpeg/10t.jpg) Creamy white flowers with white-tipped bracts of Navasota ladies-tresses orchids (Spiranthes parksii) on Yaupon Loop Trail in Lick Creek Park. College Station, Texas, December 1, 2023
![](../../pictures/archives/compress/2024/3505/jpeg/21t.jpg) Yellow star-grass (Hypoxis hirsuta) in Lick Creek Park. College Station, Texas, March 31, 2024
![](../../pictures/archives/compress/2019/2467/jpeg/04t.jpg) Yellow star-grass (Hypoxis hirsuta) in Lick Creek Park. College Station, Texas, March 15, 2019
![](../../pictures/archives/compress/2018/2367/jpeg/14t.jpg) Trametes hirsuta(?) mushrooms on a fallen branch in Lick Creek Park. College Station, Texas, September 25, 2018
![](../../pictures/archives/compress/2022/3126/jpeg/17t.jpg) Yellow star-grass (Hypoxis hirsuta) in Lick Creek Park. College Station, Texas, April 6, 2022
![](../../pictures/archives/compress/2019/2462/jpeg/04t.jpg) Yellow star-grass (Hypoxis hirsuta)) in Lick Creek Park. College Station, Texas, March 11, 2019
![](../../pictures/archives/compress/2009/718/jpeg/15t.jpg) Yellow star-grass (Hypoxis hirsuta) in Lick Creek Park. College Station, Texas, March 10, 2009
![](../../pictures/archives/compress/2023/3365/jpeg/30t.jpg) Yellow star-grass (Hypoxis hirsuta) in Lick Creek Park. College Station, Texas, March 16, 2023
![](../../pictures/archives/compress/2023/3368/jpeg/23t.jpg) Underside of leaves of squaw-weed (Senecio ampullaceus) with sunflower white rust fungus Pustula tragopogonis (Pustula obtusata, Albugo tragopogonis)(?) in Lick Creek Park. College Station, Texas, March 20, 2023
![](../../pictures/archives/compress/2008/649/jpeg/24t.jpg) Cylindrical cluster of white flowers of pickerel weed (Pontederia) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, June 7, 2008
![](../../pictures/archives/compress/2014/1422/jpeg/29t.jpg) White cardamine flowers near a lake in Orekhovo, north from Saint Petersburg. Russia, June 5, 2014
![](../../pictures/archives/compress/2013/1232/jpeg/01t.jpg) White flowers of honeysuckle in Lick Creek Park. College Station, Texas, July 24, 2013
![](../../pictures/archives/compress/2023/3368/jpeg/24t.jpg) Close-up of underside of leaves of squaw-weed (Senecio ampullaceus) with sunflower white rust fungus Pustula tragopogonis (Pustula obtusata, Albugo tragopogonis)(?) in Lick Creek Park. College Station, Texas, March 20, 2023
![](../../pictures/archives/compress/2019/2467/jpeg/11t.jpg) Blooming yellow star-grass (Hypoxis hirsuta) in Lick Creek Park. College Station, Texas, March 15, 2019
![](../../pictures/archives/compress/2008/623/jpeg/03t.jpg) Flower of yellow star-grass (Hypoxis hirsuta) in Lick Creek Park. College Station, Texas, March 27, 2008
![](../../pictures/archives/compress/2024/3473/jpeg/24t.jpg) Leaves of squaw-weed (Senecio ampullaceus) with sunflower white rust fungus Pustula tragopogonis (Pustula obtusata, Albugo tragopogonis)(?) on Yaupon Loop Trail in Lick Creek Park. College Station, Texas, February 17, 2024
![](../../pictures/archives/compress/2012/1051/jpeg/14t.jpg) White and yellow flowers near equestrian entrance in Lick Creek Park. College Station, Texas, May 7, 2012
![](../../pictures/archives/compress/2009/726/jpeg/04t.jpg) Woolly-white (Hymenopappus) flowers in Lick Creek Park. College Station, Texas, March 25, 2009
![](../../pictures/archives/compress/2018/2243/jpeg/06t.jpg) Flowers of woolly-white (Hymenopappus) in Lick Creek Park. College Station, Texas, April 11, 2018
![](../../pictures/archives/compress/2021/2916/jpeg/03t.jpg) Yellow star-grass (Hypoxis hirsuta) on Post Oak Trail in Lick Creek Park. College Station, Texas, April 22, 2021
![](../../pictures/archives/compress/2024/3500/jpeg/03t.jpg) Yellow star-grass (Hypoxis hirsuta) on Post Oak Trail in Lick Creek Park. College Station, Texas, March 28, 2024
![](../../pictures/archives/compress/2009/726/jpeg/02t.jpg) Yellow star-grass (woolly stargrass, Hypoxis hirsuta) in Lick Creek Park. College Station, Texas, March 25, 2009
![](../../pictures/archives/compress/2008/621/jpeg/14t.jpg) Yellow star-grass (Hypoxis hirsuta) in Lick Creek Park, on Post Oak Trail. College Station, Texas, March 21, 2008
![](../../pictures/archives/compress/2023/3368/jpeg/18t.jpg) Yellow star-grass (woolly stargrass, Hypoxis hirsuta) in Lick Creek Park. College Station, Texas, March 20, 2023
![](../../pictures/archives/compress/2010/845/jpeg/26t.jpg) Yellow star-grass (woolly stargrass, Hypoxis hirsuta) in Lick Creek Park. College Station, Texas, March 23, 2010.
![](../../pictures/archives/compress/2008/621/jpeg/15t.jpg) White flowers of dewberry (Rubus trivialis) in Lick Creek Park. College Station, Texas, March 21, 2008
![](../../pictures/archives/compress/2019/2477/jpeg/26t.jpg) Flowers of woolly-white (Hymenopappus artemisiaefolius) in Lick Creek Park. College Station, Texas, April 5, 2019
![](../../pictures/archives/compress/2024/3527/jpeg/09t.jpg) Field of yellow and white flowers on Post Oak Trail in Lick Creek Park. College Station, Texas, May 6, 2024
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