Prenanthes

Prenanthes

Prenanthes L.
Engl.: rattlesnakeroot.
Bot. syn.: Nabalus Cass.

Prenanthes alba

Prenanthes alba L.
Engl.: white rattlesnakeroot, cancer weed, gall of the earth, lion's foot, white lettuce.
Bot. syn.: Nabalus albus (L.) Hook.

Prenanthes serpentaria

Prenanthes serpentaria Pursh.
Engl.: cankerweed.
Bot. syn.: Nabalus serpentarius (Pursh) Hook.