Colors

Data mode

Account

Login
Sign up

Support FSUS...

We've finished our 2024 fundraiser. Many thanks to those who have given! It's not too late to support us (click here)...

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 Acmispon

Copy permalink to share

1 Leaflets 3-3.5× as long as wide; plants pubescent, the hairs long; [native from IL, MO, AR, and LA westward, eastwards rare as an exotic]
1 Leaflets 4-5× as long as wide; plants glabrate, the hairs short (to moderately villous); [native of Piedmont of sc. VA, NC, SC, and e. GA]