Summer
Late summer or early fall
Fall
Other: June-October
Common names
Rosin Weed
Rosinweed
Oregon Western Rosinweed
Comments:
Posted by KFredenburg (Black Hills, SD - Zone 5a) on Jun 22, 2020 3:56 PM concerning plant:
The genus name comes from the Greek word kalyx, (which means "cup") and adenos (which means "gland"), referring to the peculiar glands which distinguish all but one species of this primarily California genus.
