Heraci.klm. XLVII. UMBELLIFERiE. 291 



ly divided, the divisions quinate, segments uhlong, acutish, the upper pair con- 

 nate but not decurrent at base. — Dry woods, N. Y. to Car. Stem simple, erect, 

 straight, 3 — 51" high. Leaves on petioles (j — 10' long. Leaflets 1 — 2i' long, i 

 as wide, mostly ovate-oblong, olten tapering at base. Umbels 3 or 4, on long, 

 velvety peduncles, 2 — i' broad. Rays unecjual, spreading, densely tomenlose. 

 Involucre 0. Involucels of 4 — 6 bracts, about as long as the rays. Jl. Aug. 



3. A. PEREGRiNA. Nutt. 



St. striate, pubescent at summit; Irs. tcrnately divided, the divi.sions 

 quinate, segments incisely serrate; jrwi/vd with many slender rays; iuvoL 0; in~ 

 rolucels of many leaflets, as long as the umbellets. — Sea coast, Me, and Mass., 

 Pickering. Marginal ribs of the fruit thick and obtuse. 



4. A. OFFICINALIS. Hotini. (Angelica, Linn.) Garden Angelica. 



St. smooth, round, striate ; lis. bipinnately divided into lobate, subcordate, 

 acutely serrate segments, the terminal one 3-lobed ; skcaths large and saccate. 

 Said to be native in Labrador, &c. Cultivated in gardens occasionally for the 

 sake of the stalks, w^iich are to be blanched and eaten as celery, ij: 



2L ARCHEMORA. DC. 



A fanciful name from Archemorus, who, according to mythology, died by swallowing a bee. 



Calyx limb 5-tootlied ; petals obcordate with an inflexed point ; 

 fruit oval, lenticular, compressed on the back ; carpels with 5 ribs, 

 marginal ones broadly winged ; intervals with single large vittae, 

 commissure with 4 — 6 : seeds flat. — % Invol. 0. or few-leaved. InvoU 

 u eels ma Jiy-lea red. 



A. RiGiDA. DC. (CEnanthe. Nutt.) Water Dropwort. Cow-bane. 



St. rigid, striate, smooth; Ivs. pinnately divided, smooth, Ifts. 3 — 11, ob- 

 long-lanceolate or ovale, entire or remotely toothed, sessile; innbels spreading, 

 smooth. — Swamps, Mich, to Flor. and La. Stem 2 — 4f high, slender, terete. 

 Leaflets 2 — i' by 3 — 9", varying in outline in the same plant. Umbels 2 — 3, 

 of many slender rays. Petals white. Fruit with subequal greenish ribs, and 

 large, purple vittae filling the intervals. Commissure white. Sept. — Said to be 

 poisonous. 

 0. (CEnanthe ambigua. Nult.) Lfts. long-linear, mostly entire. 

 22. PASTINACA. Tourn. 



Lat. pastus, food or repa.st ; from the nutritive properties of the root. 



Calyx limb 5-toothed ; petals broad-lanceolate, with a long inflexed 

 point ; fruit much compressed, oval, with a broad margin ; carpels 

 with 5 nearly obsolete ribs ; intervals with single vittae ; carpophore 

 2-parted ; seeds flat. — (D Rt. fusiform. Invol. mostly ; i/u-olucels 

 or few-leaved. Fls. yellow. 



P. sATiVA. Common Parsnep. Wild Parsnep. 



Lvs. pinnate, downy beneath ; lfts. oblong, incisely toothed, the upper ane 

 3-lobed. — d) The parsnep is said to have been introduced, but it growls wild abun- 

 dantly in fields, by fences, &c. The root is fusiform, large, sweet-flavored, 

 esculent, as everyone knows, in its cultivated state, but in its wild state becomes 

 hard, acrid and poisonous, and much dwindled in Size. Stem 3f high, erect, fur- 

 rowed, smooth, branching. Umbels large, terminal. Flowers yellow, small. 

 Fruit large, flat. The abundance of saccharine matter in the cultivated root, 

 renders it wholesome and nutritious. Jl. 



23. HERACLfiUM. 



Named after the hero Hercules ; it being a rank, robust plant. 



Calyx limb of 5 small, acute teeth : petals obcordate, with the point 

 inflexed. often radiant in the exterior flowers, and apparently deeply 

 •2-elcft ; fruit compressed, flat, with a broad, flat margiii. and 3 ob- 

 tuse, dorsal ribs to each carpel ; intervals with single vittas ; seeds 

 25* 



