United States of America, Colorado, Boulder, East end of Boulder Valley Open Space in NE Boulder. Accessed via Jay Rd, 51st St.& Kelso St, thence to Left Hand Percheron Ranch.
40.068075 -105.270478
13N 0476935E 4435348N
Certainty code: 1
1615 meters
5300 FT ca
in waste place around an old building structure
Large, course weedy annual (up to 3 ft high) common to abundant
For additional information about this specimen, please contact: Jennifer Ackerfield, Head Curator of Biodiversity Collections (jennifer.ackerfield@botanicgardens.org)