Bulblet Bearing Water Hemlock

Cicuta bulbifera L. Sp. PL 255. 1753
Cicutaria bulbifera Lam. Encyc. 2: 3. 1786. Keraskomion bulbiferum Raf. New. PI. 4: 21. 1838.
Slender, from a usually erect tuberous base bearing fleshy-tuberous and fibrous roots, 3-10 dm. high, the upper axils bearing clustered bulblets; leaves oblong to ovate in general outline, excluding the petioles 5-15 cm. long, 3-10 cm. broad, 2-3-pinnate, the leaflets linear to linear-lanceolate, acute, 1-8 cm. long, 1-5 mm. broad, sparsely toothed to incised; petioles 1-1.5 dm. long; peduncles 1-5 cm. long, exceeded by the lateral shoots when these are present; involucre of a few small filiform bracts, or wanting; involucel of a few linear to lanceolate, acuminate bractlets, 1-3 mm. long, or wanting; rays 15-25 mm. long; pedicels 2-5 mm. long; fruit rarely maturing, orbicular, 1.5-2 mm. long, constricted at the commissure, the ribs low and broad, subequal in surface display, broader than the narrow intervals, the lateral ribs of the two carpels separated by an interval; oil-tubes small.
Type locality: "Virginia, Canada," Clayton.
Distribution: Newfoundland and Quebec to Virginia, west to British Columbia and Oregon