276 UMBELLIFER^. Archangelica. 



Tribe V. ANGEUCEJE. Koch. 



Fruit dorsally compressed, with a double winged margin : carpels with three dorsal ribs, 

 Jiliform or winged ; the lateral ones dilated, and forming winged margins. Seeds convex 

 on the back, Jlattish on the face. 



13. ARCHANGELICA. Hoff.; DC. prodr. 4. p. 169; Endl. gen. U57. archangel. 

 [ The name alludes to its supposed archangdic properties.] 



Cal3rx-teeth short. Petals ovate, entire, acuminate, with the point incurved. Fruit somewhat 

 dorsally compressed. Carpels with 3 rather thick and prominent dorsal ribs : lateral ribs 

 dilated into marginal wings. Seed not adhering to the pericarp. Vittae very numerous, 

 entirely surrounding the seed. — Perennial herbs. Leaves usually with large inflated 

 petioles, 3-parted, with the divisions pinnately or bipinnately divided ; the segments ovate, 

 toothed or serrate. Involucre almost none. Involucels many-leaved. Flowers white or 

 greenish. 



1. Archangelica atropurpurea, Hoff. Common Angelica. 



Stem deeply striate (dark purple) ; divisions of the leaves bipinnately divided ; segments 

 of the secondary divisions 5 — 7 , the three terminal ones confluent and decurrent at the base, 

 somewhat acuminate, unequally serrate, membranaceous ; petioles very large and inflated ; 

 peduncles nearly smooth ; fruit smooth. — Jloff. Umb. \.p. 169 ; Torr. 4- Gr- fl- N. Am. 1. 

 p. 621. Angehca atropurpurea, Linn. sp. 1. p. 251 ; Pursh, f,. 1. p. 193 ; Torr. fl. 1. 

 p. 316 ; DC. prodr. I. p. 168 ; Hook.fi. Bor.-Am. 1. p. 267 ; Beck, bot. p. 147; Darlingt. 

 fl. Cest. p. 194. A. triquinata, Michx. fl. 1. p. 167; Bigel. fl. Bost. p. 110. Imperatoria 

 lucida, Nutt. gen. 1. p. 181. 



Stem 3-6 feet high, very stout, hollow, glaucous, generally of a dark purple color. 

 Leaflets 2-5 inches long and 1-2 inches wide ; the terminal one united with the upper 

 pair, or deeply 3-lobed : serratures discolored at the tip : petioles 1-2 inches in diameter. 

 Umbels 6-8 inches in diameter ; the rays at length somewhat converging, more or less 

 pubescent. Involucels of 8 - 12 small subulate leaflets. Petals greenish-white. Fruit about 

 one-third of an inch long and nearly 3 lines wide, often tricarpellary. Carpels with prominent 

 dorsal ribs ; the lateral ribs expanded into narrow wings. Seeds free from the pericarp. 

 Vittae not lodged in the substance of the pericarp, but in the coats of the seed, very numerous, 

 and filled with a pungent and rather disagreeable aromatic oil. 



Moist low grounds ; rather common. Fl. May - June. Fr. August. A popular aromatic, 

 tonic and carminative. See Wood ^ Bache^s U. S. Dispens. p. 86. 



