Data mode


Sign up

Click the number at the start of a key lead to highlight both that lead and its corresponding lead. Click again to show only the two highlighted leads. Click a third time to return to the full key with the selected leads still highlighted.

Key to Astranthium

Copy permalink to share

1 Plants with tap roots; cypsela faces uniformly glochidiate-hairy; corolla laminae 6-10 mm long; [west of Mississippi river]
1 Plants with fibrous roots; cypsela faces glabrous or minutely glandular-glochidiate (bearing small glands or small hair-like bristles); corolla laminae (6-)8-17 long; [east of Mississippi river]
Cite as...