Rorippa sphaerocarpa   roundfruit yellowcress
           
  
Brassicaceae (Alt: Cruciferae )
native                      herbaceous           
Distribution: South Boise, West Valley, Greenbelt

UW Burke Herbarium Link: Rorippa sphaerocarpa
USDA Plants Link: Rorippa sphaerocarpa   (ROSP4)
Flora of North America Link: Rorippa sphaerocarpa


Roundfruit yellowcress (Rorippa sphaerocarpa) is distinguished by its small globose fruit and relatively small petals (ca 1 mm long).  Southwest Idaho is at the northwestern edge of the species range.  Locally it is known from Marianne Williams Park and the Hidden Springs wetlands.