Flora of the Southeastern United States
2022 Edition

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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 Chaerophyllum

1 Ribs of fruit broad, the intervals between the ribs much narrower than the ribs; pedicels somewhat club-shaped; stem and leaf surfaces mostly pilose
1 Ribs of fruit narrow, the intervals between the ribs equal to or wider than the ribs; pedicels mostly uniform in shape; stem and leaf surfaces essentially glabrous.
..2 Fruit glabrous, 6-10 mm long, 1.5-2 mm broad
..2 Fruit densely puberulent, 4.5-6.5 mm long, 2-2.5 mm broad