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.
1 Leaves with 8-18 leaflets; leaflets 3-4 mm long; [rare alien, of disturbed areas]
1 Leaves with 3-7 (-9) leaflets; leaflets 4-12 mm long; [relatively common native, of dry sandy pinelands]