Plants with a light, pleasant, celery-like odor; stems branched, 4–8 dm; lower lvs long-petioled, commonly thrice compound, the upper once or twice compound and with wholly sheathing petioles; lfls ovate to oblong or elliptic, mostly 1–4 cm, sometimes some of the upper confluent; longer rays 4–9 cm in fr; fr mostly 4–5 × 3–4 mm, elliptic, slightly compressed laterally, not winged, the ribs all low; 2n=22. Dry woods and open, rocky slopes, reputedly sometimes on shale-barrens with the next sp., s. Que. to c. Ga., w. to Minn., e. Kans., Okla., and Tex. Apr.–June.
Home