late blue cohosh is more likely to have yellowish flowers, and shorter styles, compared to early blue cohosh.

late blue cohosh is more likely to have yellowish flowers, and shorter styles, compared to early blue cohosh.
late blue cohosh is more likely to have yellowish flowers, and shorter styles, compared to early blue cohosh.
Photo Credit: 
David Werier (taken Genesee Co. NY)

Plants in Photo

Caulophyllum thalictroides