Flora of the Southeastern United States
2022 Edition

Colors

Data mode

Account

Login
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 Mecardonia

1 Corolla yellow, with reddish veins; outer sepals broadly lanceolate to ovate, overlapping the shorter, much narrower inner sepals
1 Corolla white, with purple veins; sepals lanceolate nearly equal in length.
..2 Pedicels (in fruit) 10-18 mm long; sepals > 2 mm wide
..2 Pedicels (in fruit) 16-35 mm long; sepals < 2 mm wide.
....3 Main stem leaves 1.2-2 cm long; outer sepals 5-6 mm long; corolla 7-9 mm long; plant typically strongly branched at the base, the branches spreading; [n. FL southwards]
....3 Main stem leaves 3-4.5 cm long; outer sepals 6-8 mm long; corolla 9-10 mm long; plant branched above the base, usually erect; [widespread in our area]