164 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 
Massacnusetts: Topsfield, Oakes. 
Connecticut: Milford, Hames, June-August, 1893 and 1895. 
New York: Ithaea, Univ. Coll., July-September, 1875. 
PENNSYLVANIA: Westmoreland County, Pierron, October 3, 1877. 
Micnican: Alma, Davis, June 29, 1891. 
Iuurnots: Brendel, in 1873; Lisle, Dupage County, Umbach, June 8, 1898. 
Mriynesora: Winona, /olzinger, July, 1888; Fort Snelling, Mearns, June 25, 
1891. 
“). Angelica ampla A. Nelson, Bull. Torr. Bot. Club 25: 375. 1898. 
Tall and stout, 15 to 25 dm. high, with purplish glabrous stems and 
puberulent inflorescence; leaves large, ternate then twice pinnate; 
leaflets ovate to obovate, short acuminate, serrate or toothed, 5 to 20 
em. long; umbels with very numerous nearly equal rays, no involucre, 
and usually involucels of setaceous bractlets; rays 5 to 10 cm. long; 
pedicels 10 to 12 mm. long; fruit broadly oblong, glabrous, 5 to 7mm. 
long, the dorsal and intermediate ribs sharp (hardly winged), nar- 
rower than the thin very narrow lateral wings; oil tubes small and 
numerous, contiguous about the seed and adhering to it with the 
breaking down of the pericarp. 
Type locality, ** Sand Creek [Wyoming], near the Colorado line;” 
collected by Aven Nelson, no. 2046, in 1896; type in Herb. Nelson, 
duplicate in U. 8. Nat. Herb. Associated with the type in the origi- 
nal description is WVelson 3460, in L897, from Laramie River, near 
Jelm Mountain. 
From southeastern Wyoming to the Pikes Peak region of Colorado. 
Specimens examined : 
Wyomina: Near Sherman, Albany County, altitude 2,400 meters, Letterman 221, 
July 29, 1884; type specimens as cited under type locality. 
Cotorapo: Hall & Harbour 219, in 1862; near Crested Butte, Alice Eastwood, 
in 1891; Colorado Springs and Central City, Alice Eastwood, September- 
October, 1892; South Park, Cowen 30, August 28, 1896. 
91. Angelica dentata (Chapman) C. & R. Bot. Gazette 12: 61. 1887, 
Archangelica dentata Chapman in Torr, & Gray Fl. 1: 622. 1840. 
Slender, glabrous, 3 to 9 dm. high; leaves ternate, with long slender 
petioles and few leaflets, which are small, 1 to 2.5 cm, long, lanceolate, 
coarsely toothed or lobed; umbel slightly pubescent, equally 5 to 1L0- 
‘ayed, with no involucre, and involucels of subulate bractlets; rays 
about 2.5 em. long; pedicels 6 to 8 mm. long; fruit broadly oblong, 
glabrous or pubescent, 5 mm. long; dorsal and intermediate ribs more 
or less prominent; lateral wings thin, as broad as body; oil tubes 
about 20 and continuous about the seed. 
Type locality, ‘* sandy pine barrens, Gadsden County, middle Flor- 
ida;” collected by Chapman, type in Herb. Gray. 
Dry pine barrens of Florida. 
Specimens examined : 
Froripa: Chapman; Aspalaga, Curtiss 1014, in 1880; Carrabelle, Franklin 
County, Bilt. Herb. 959, October, 1890, 
