Leaves of squaw-weed (Senecio ampullaceus) with...State Historic Site. Washington, Texas

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

23450 Farm-to-Market Road 1155, Washington, Texas 77880, United States

#3356-21

Similar

Thumbnail of picture 3356-22: Squaw-weed (Senecio ampullaceus) with sunflower white rust fungus ... Historic Site. Washington, Texas, March 6, 2023

Thumbnail of picture 3356-23: Underside of a leaf of squaw-weed (Senecio ampullaceus) with sunflower ... Historic Site. Washington, Texas, March 6, 2023

Thumbnail of picture 3358-30: Spores an conidia(?) (in KOH) of sunflower white rust fungus Pustula ... on-the-Brazos a day before. Texas, March 7, 2023

Thumbnail of picture 3358-32: Tissues (in Melzer) of sunflower white rust fungus Pustula ... on-the-Brazos a day before. Texas, March 7, 2023

Thumbnail of picture 3358-31: Spores (in Melzer) of sunflower white rust fungus Pustula tragopogonis ... on-the-Brazos a day before. Texas, March 7, 2023

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