![](../../pictures/archives/compress/2021/2857/jpeg/10t.jpg) Rosette of leaves of squaw-weed (Senecio ampullaceus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 24, 2021
![](../../pictures/archives/compress/2021/2865/jpeg/02t.jpg) Basal rosette of leaves of squaw-weed (Senecio ampullaceus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 8, 2021
![](../../pictures/archives/compress/2023/3340/jpeg/01t.jpg) Rosette of leaves of squaw-weed (Senecio ampullaceus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 11, 2023
![](../../pictures/archives/compress/2022/3114/jpeg/13t.jpg) Basal rosette of leaves of squaw-weed (Senecio ampullaceus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 6, 2022
![](../../pictures/archives/compress/2024/3457/jpeg/13t.jpg) Leaves of squaw-weed (Senecio ampullaceus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 7, 2024
![](../../pictures/archives/compress/2022/3109/jpeg/08t.jpg) Leaves of squaw-weed (Senecio ampullaceus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 20, 2022
![](../../pictures/archives/compress/2023/3339/jpeg/12t.jpg) Unfolding leaves of squaw-weed (Senecio ampullaceus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 11, 2023
![](../../pictures/archives/compress/2021/2888/jpeg/13t.jpg) Blooming squaw-weed (Senecio ampullaceus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2021
![](../../pictures/archives/compress/2023/3356/jpeg/02t.jpg) Squaw-weed (Senecio ampullaceus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 6, 2023
![](../../pictures/archives/compress/2022/3119/jpeg/10t.jpg) Blooming squaw-weed (Senecio ampullaceus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 17, 2022
![](../../pictures/archives/compress/2019/2460/jpeg/23t.jpg) Flowers of squaw-weed (Senecio ampullaceus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 9, 2019
![](../../pictures/archives/compress/2008/627/jpeg/25t.jpg) Squaw-weed flower (Senecio ampullaceus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 5, 2008
![](../../pictures/archives/compress/2008/621/jpeg/24t.jpg) Squaw-weed flower (Senecio ampullaceus) in dew in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2008
![](../../pictures/archives/compress/2022/3119/jpeg/07t.jpg) Flower buds of squaw-weed (Senecio ampullaceus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 17, 2022
![](../../pictures/archives/compress/2024/3480/jpeg/07t.jpg) Flower buds of squaw-weed (Senecio ampullaceus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 1, 2024
![](../../pictures/archives/compress/2024/3480/jpeg/09t.jpg) Shoot of squaw-weed (Senecio ampullaceus) with flower buds in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 1, 2024
![](../../pictures/archives/compress/2023/3356/jpeg/21t.jpg) Leaves of squaw-weed (Senecio ampullaceus) with light yellow areas on leaves caused by sunflower white rust fungus Pustula tragopogonis (Pustula obtusata, Albugo tragopogonis)(?) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 6, 2023
![](../../pictures/archives/compress/2023/3356/jpeg/22t.jpg) Squaw-weed (Senecio ampullaceus) with sunflower white rust fungus Pustula tragopogonis (Pustula obtusata, Albugo tragopogonis)(?) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 6, 2023
![](../../pictures/archives/compress/2021/2888/jpeg/12t.jpg) Flower buds of groundsel (butterweed, squaw weed, Senecio) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2021
![](../../pictures/archives/compress/2021/2888/jpeg/24t.jpg) Opening flowers of groundsel (butterweed, squaw weed, Senecio) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2021
![](../../pictures/archives/compress/2023/3356/jpeg/23t.jpg) Underside of a leaf of squaw-weed (Senecio ampullaceus) with sunflower white rust fungus Pustula tragopogonis (Pustula obtusata, Albugo tragopogonis)(?) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 6, 2023
![](../../pictures/archives/compress/2010/846/jpeg/13t.jpg) Groundsel (butterweed, squaw weed, Senecio) with spider web in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 26, 2010.
![](../../pictures/archives/compress/2009/719/jpeg/21t.jpg) Cutleaf groundsel (butterweed, squaw weed, Senecio) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 15, 2009
![](../../pictures/archives/compress/2021/2857/jpeg/22t.jpg) Winter rosette of leaves of woolly-white (Hymenopappus artemisiaefolius) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 24, 2021
![](../../pictures/archives/compress/2021/2857/jpeg/12t.jpg) Winter rosette of leaves of sow thistle (Sonchus asper) near a former pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 24, 2021
![](../../pictures/archives/compress/2021/2857/jpeg/21t.jpg) Winter rosette of leaves of lizard-tail gaura (Gaura parviflora, G. mollis)(?) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 24, 2021
![](../../pictures/archives/compress/2023/3334/jpeg/20t.jpg) Pattern of winter rosette of leaves of some thistle (Cirsium) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 28, 2023
![](../../pictures/archives/compress/2021/2865/jpeg/17t.jpg) Some winter rosette of leaves on sand of Ferry Road in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 8, 2021
![](../../pictures/archives/compress/2021/2858/jpeg/21t.jpg) Green hairy winter rosette of leaves of lizard-tail gaura (Gaura parviflora, G. mollis)(?) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 24, 2021
![](../../pictures/archives/compress/2021/2858/jpeg/20t.jpg) Winter rosette of thistle (Cirsium) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 24, 2021
![](../../pictures/archives/compress/2021/2858/jpeg/16t.jpg) Large winter rosette of thistle in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 24, 2021
![](../../pictures/archives/compress/2021/2865/jpeg/04t.jpg) Winter rosette of basal leaves of white avens (Geum canadense) in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 8, 2021
![](../../pictures/archives/compress/2024/3457/jpeg/20t.jpg) Close-up of a winter rosette of basal leaves of stemless evening primrose (Oenothera triloba) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 7, 2024
![](../../pictures/archives/compress/2021/2858/jpeg/18t.jpg) Winter rosette of Engelmann daisy on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 24, 2021
![](../../pictures/archives/compress/2021/2858/jpeg/08t.jpg) Winter rosette of stemless evening primrose (Oenothera triloba) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 24, 2021
![](../../pictures/archives/compress/2023/3354/jpeg/23t.jpg) Rosette of hairy leaves of squaw-weed (Senecio ampullaceus) on a trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 5, 2023
![](../../pictures/archives/compress/2022/3117/jpeg/12t.jpg) Winter rosette of squaw-weed (Senecio ampullaceus) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 12, 2022
![](../../pictures/archives/compress/2024/3457/jpeg/29t.jpg) Succulent purple winter rosette of leaves of annual bastard cabbage (Rapistrum rugosum) or may be India mustard (Brassica juncea) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 7, 2024
![](../../pictures/archives/compress/2024/3469/jpeg/02t.jpg) Winter rosette of hairy basal leaves in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 7, 2024
![](../../pictures/archives/compress/2023/3339/jpeg/22t.jpg) Some small hairy winter rosette of leaves in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 11, 2023
![](../../pictures/archives/compress/2013/1318/jpeg/14t.jpg) Winter rosette with silverly leaves near a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 27, 2013
![](../../pictures/archives/compress/2023/3339/jpeg/20t.jpg) Winter rosette of leaves of woolly-white (Hymenopappus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 11, 2023
![](../../pictures/archives/compress/2022/3108/jpeg/14t.jpg) Winter rosette of leaves of woolly-white (Hymenopappus artemisiaefolius) in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 20, 2022
![](../../pictures/archives/compress/2024/3457/jpeg/14t.jpg) Winter rosette of some thistle in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 7, 2024
![](../../pictures/archives/compress/2024/3457/jpeg/15t.jpg) Some hairy winter rosette in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 7, 2024
![](../../pictures/archives/compress/2023/3339/jpeg/21t.jpg) Winter rosette of leaves similar to tansy mustard (Descurainia pinnata) in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 11, 2023
![](../../pictures/archives/compress/2022/3108/jpeg/16t.jpg) Close-up of winter rosette of leaves of woolly-white (Hymenopappus artemisiaefolius) in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 20, 2022
![](../../pictures/archives/compress/2022/3108/jpeg/22t.jpg) Winter rosette of basal leaves of Engelmann s daisy (Engelmannia pinnatifida) in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 20, 2022
![](../../pictures/archives/compress/2021/2858/jpeg/14t.jpg) Basal rosette of leaves on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 24, 2021
![](../../pictures/archives/compress/2021/2857/jpeg/14t.jpg) Rosette of leaves of sow thistle (Sonchus asper) near a former pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 24, 2021
![](../../pictures/archives/compress/2023/3335/jpeg/05t.jpg) Winter rosette of Engelmann daisy in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 28, 2023
![](../../pictures/archives/compress/2021/2865/jpeg/15t.jpg) Winter rosette of plantain (Plantago) in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 8, 2021
![](../../pictures/archives/compress/2021/2865/jpeg/13t.jpg) Winter rosette of musk thistle in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 8, 2021
![](../../pictures/archives/compress/2023/3328/jpeg/12t.jpg) Leaves of squaw-weed (Senecio ampullaceus) on a trailway near Birch Creek Unit of Somerville Lake State Park. Texas, January 16, 2023
![](../../pictures/archives/compress/2021/2858/jpeg/19t.jpg) Rosette of leaves of Engelmann daisy(?) on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 24, 2021
![](../../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/2022/3103/jpeg/13t.jpg) Winter rosette of redseed plantain (Plantago rhodosperma(?)) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 30, 2022
![](../../pictures/archives/compress/2024/3457/jpeg/12t.jpg) Purple winter rosette of sow thistle (Sonchus oleraceus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 7, 2024
![](../../pictures/archives/compress/2024/3457/jpeg/11t.jpg) Winter rosette of milk thistle (Carduus marianus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 7, 2024
![](../../pictures/archives/compress/2021/2865/jpeg/14t.jpg) Winter rosette of Engelmann s daisy (Engelmannia pinnatifida) in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 8, 2021
![](../../pictures/archives/compress/2024/3457/jpeg/30t.jpg) Winter rosette of baby blue eyes (Nemophila phacelioides) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 7, 2024
![](../../pictures/archives/compress/2020/2631/jpeg/16t.jpg) Winter rosette of white prickly poppy (Argemone albiflora) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 18, 2020
![](../../pictures/archives/compress/2022/3103/jpeg/19t.jpg) Winter rosette of sow thistle (Sonchus oleraceus) in area of a former pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 30, 2022
![](../../pictures/archives/compress/2023/3334/jpeg/21t.jpg) Winter rosette of annual bastard cabbage (Rapistrum rugosum) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 28, 2023
![](../../pictures/archives/compress/2021/2865/jpeg/12t.jpg) Winter rosette of stemless evening primrose (Oenothera triloba) in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 8, 2021
![](../../pictures/archives/compress/2023/3358/jpeg/30t.jpg) Spores an conidia(?) (in KOH) of sunflower white rust fungus Pustula tragopogonis (Pustula obtusata, Albugo tragopogonis)(?), collected from white powdery stuff with web from underside leaves of squaw-weed (Senecio ampullaceus) in Washington-on-the-Brazos a day before. Texas, March 7, 2023
![](../../pictures/archives/compress/2023/3358/jpeg/32t.jpg) Tissues (in Melzer) of sunflower white rust fungus Pustula tragopogonis (Pustula obtusata, Albugo tragopogonis)(?), collected from white powdery stuff with web from underside leaves of squaw-weed (Senecio ampullaceus) in Washington-on-the-Brazos a day before. Texas, March 7, 2023
![](../../pictures/archives/compress/2021/2881/jpeg/15t.jpg) Winter rosette of redseed plantain (Plantago rhodosperma(?)) on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 14, 2021
![](../../pictures/archives/compress/2021/2865/jpeg/18t.jpg) Winter rosette of stemless evening primrose (Oenothera triloba) on sand of Ferry Road in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 8, 2021
![](../../pictures/archives/compress/2023/3358/jpeg/31t.jpg) Spores (in Melzer) of sunflower white rust fungus Pustula tragopogonis (Pustula obtusata, Albugo tragopogonis)(?) together with conidia of Alternaria leaf spot(?), collected from white powdery stuff with web from underside leaves of squaw-weed (Senecio ampullaceus) in Washington-on-the-Brazos a day before. Texas, March 7, 2023
![](../../pictures/archives/compress/2008/625/jpeg/14t.jpg) Squaw-weed flowers in Washington-on-the-Brazos Historic Site. Washington, Texas, March 30, 2008
![](../../pictures/archives/compress/2023/3334/jpeg/23t.jpg) Thorny rosette of leaves of some thistle (Cirsium) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 28, 2023
![](../../pictures/archives/compress/2023/3335/jpeg/19t.jpg) Hairy rosette of leaves of bluebonnet (Lupinus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 28, 2023
![](../../pictures/archives/compress/2021/2865/jpeg/11t.jpg) Winter rosette of lizard-tail gaura (Gaura parviflora, G. mollis)(?) in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 8, 2021
![](../../pictures/archives/compress/2023/3339/jpeg/11t.jpg) Winter rosette of sow thistle in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 11, 2023
![](../../pictures/archives/compress/2022/3108/jpeg/23t.jpg) Some hairy winter rosette in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 20, 2022
![](../../pictures/archives/compress/2013/1318/jpeg/12t.jpg) Winter rosette of brassica in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 27, 2013
![](../../pictures/archives/compress/2019/2620/jpeg/08t.jpg) Winter rosette of a thistle in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 28, 2019
![](../../pictures/archives/compress/2019/2444/jpeg/13t.jpg) Winter rosette of a plant in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 2, 2019
![](../../pictures/archives/compress/2024/3469/jpeg/01t.jpg) Winter rosette of a thistle in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 7, 2024
![](../../pictures/archives/compress/2021/2865/jpeg/19t.jpg) Some rosette of basal leaves on sand of Ferry Road in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 8, 2021
![](../../pictures/archives/compress/2022/3108/jpeg/17t.jpg) Hairy winter rosette of some plant in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 20, 2022
![](../../pictures/archives/compress/2023/3339/jpeg/34t.jpg) Winter rosette of some thistle under trees in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 11, 2023
![](../../pictures/archives/compress/2023/3339/jpeg/17t.jpg) Purple winter rosette of sow thistle in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 11, 2023
![](../../pictures/archives/compress/2013/1318/jpeg/10t.jpg) Winter rosette of sow thistle near a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 27, 2013
![](../../pictures/archives/compress/2020/2654/jpeg/10t.jpg) Thorny winter rosette of a thistle in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 1, 2020
![](../../pictures/archives/compress/2024/3457/jpeg/22t.jpg) Rosette of leaves of white prickly poppy (Argemone albiflora) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 7, 2024
![](../../pictures/archives/compress/2023/3334/jpeg/19t.jpg) Rosette of leaves of baby blue eyes (Nemophila phacelioides) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 28, 2023
![](../../pictures/archives/compress/2023/3335/jpeg/01t.jpg) Small rosette of leaves of prickly poppy (Argemone albiflora) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 28, 2023
![](../../pictures/archives/compress/2021/2865/jpeg/20t.jpg) Some small rosette of basal leaves on sand of Ferry Road in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 8, 2021
![](../../pictures/archives/compress/2022/3108/jpeg/18t.jpg) Winter rosette of a thistle under a juniper tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 20, 2022
![](../../pictures/archives/compress/2013/1318/jpeg/13t.jpg) Winter rosette of sow thistle (Sonchus) near a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 27, 2013
![](../../pictures/archives/compress/2013/1318/jpeg/11t.jpg) Small winter rosette of sow thistle near a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 27, 2013
![](../../pictures/archives/compress/2023/3339/jpeg/18t.jpg) Winter rosette of a plant of aster family in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 11, 2023
![](../../pictures/archives/compress/2023/3343/jpeg/29t.jpg) Leaves of squaw-weed (Senecio ampullaceus) on a trailway near Birch Creek Unit of Somerville Lake State Park. Texas, February 15, 2023
![](../../pictures/archives/compress/2024/3457/jpeg/18t.jpg) Rosette of basal leaves of stemless evening primrose (Oenothera triloba) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 7, 2024
![](../../pictures/archives/compress/2023/3335/jpeg/16t.jpg) Rosette of leaves of India mustard (Brassica juncea) or may be Rapistrum rugosum in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 28, 2023
![](../../pictures/archives/compress/2021/2857/jpeg/17t.jpg) Winter rosettes of redseed plantain (Plantago rhodosperma(?)) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 24, 2021
![](../../pictures/archives/compress/2021/2857/jpeg/15t.jpg) Winter rosettes of sow thistle (Sonchus asper) near a former pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 24, 2021
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