Chaerophyllum tainturieri Hook.

• Authority

  Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.

• Family

  Apiaceae

• Scientific Name

  Chaerophyllum tainturieri Hook.

• Description

  Species Description - Annual; stems tending to be erect, usually branched, to 8 dm, mostly pubescent; lf-segments elliptic to narrowly oblong, hirsutulous beneath; rays 1–4, mostly 3, in fr stiffly erect or ascending; pedicels 3–10, becoming much thickened and often clavate; fr lanceolate, 5.5–8 mm, concavely narrowed to a short beak, the ribs stout, from a little narrower than to more often equaling or wider than the intervals; 2n=22. Moist to dry sandy soil; se. Va., Ky., s. Ind., and e. Neb., s. to Fla., Tex. and Ariz. Mar.–May. (C. floridanum)

• Discussion

  Two European biennials have been reported as casuals along the Atlantic seaboard. C. temulum L. has 6–10 rays, lance-ovate bractlets, and oblong to ovate lf-segments. C. bulbosum L. has 10–20 rays, lance- linear bractlets, and lanceolate to linear lf-segments.

• Common Names

  southern chervil