Common Chervil - Anthriscus cerefolium
Other Names:
French Parsley, Garden Chervil
Taprooted annual or biennial. Stems erect, branched, 20–50 cm. Herbage glabrous to sparsely hirsute. Leaves petiolate, tripinnate; blades 2–10 cm long, parsley-like; the leaflets with rounded lobes. Umbels axillary, compound; rays 1–2 cm long; involucre absent; involucel bracts linear, 1–3 mm long. Flowers white; stylopodium conic; petals 1–1.5 mm long. Mericarps linear, beaked, ca. 6 mm long, glabrous; ribs nearly obsolete (
Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).