Cardamine nuttallii
Slender Toothwort
Columbia Gorge, Oregon, USA
April 18, 2003
The BONAP map to the right shows the range of this species within the United States. It is also found in British Columbia, Canada. There are numerous scientific synonyms for this species. Nuttall’s Toothwort is an alternate English Common name as are Spring Beauty and Oaks Toothwort. The infraspecific taxonomy of the species is in dispute.