COULTER AND ROSE—NORTH AMERICAN UMBELLIFERAE. 121 
2. Cynosciadium pinnatum DC. Coll. Mém. 5: 45. pl. 11. fie. B. 1829. 
Tig. 34. 
Slender, 3 to 6 dm. high; cauline leaves pinnately divided into few 
distant segments, terminal one much the largest; basal leaves similar 
or often entire; umbels 5 to 10-rayed; rays 1 to 1.5 cm. long; pedicels 
2to 8 mm. long; fruit oblong, 3 mm. long, not beaked at summit; 
ribs nearly equal (dorsal and intermediates more prominent and laterals 
less so than in C. digitatum); calyx teeth more prominent than in C. 
digitatum, but shorter than the prominent stylopodium and inserted 
some distance below its base. 
Type locality, ‘taux environs du fleuve Arkansa;” collected by 
Nuttall, type in Herb. DC., duplicate in Herb. Philad. Acad. 
From southern Missouri and southern Kansas to eastern Texas. 
Specimens examined: 
Missourrt: McDonald County, Bush, July-August, 1892 and 1893. 
Kansas: Cowley County, White, August, 1898. 
OKLAHOMA: Perkins, Waugh 41, June 14, 1893. 
Texas: Hockley County, Thurow, in 1889; Nealley 157, in 1890 and 1892. 
3. Cynosciadium pumilum (Engelm. & Gray) C. & R. 
Cynoseiadium pinnatum pumilum Engelm. & Gray, Bost. Jour. Nat. Hist. 5: 
218. 1845 (Pl. Lindh. ). 
Low and diffuse; leaves as in CL p/nnatum, rays 3 to 6; fruit short 
oblong to orbicular, 2 to 3mm, long; ribs as in C. digitatum; calyx 
teeth much more prominent than in C. pinnatum,and inserted near 
the base of the much less prominent 
stylopodia. 
Type locality, ‘‘ prairies, Galves- 
ton,” Tex.; collected by Lindheimer; 
type in Herb. Gray. 
Specimens examined: 
Texas: Houston, Hell 254, April 16, 1872; 
Hempstead, [fall 253, June 8, 1872; 
Harris County, Joor, April 17, 1875; 
Hockley County, Thurow, in 1889; 
Corpus Christi, Nueces County, Hel- 
ler 1409, March 5-12, 1894; Indus- 
try, Wurzlow, in 1895; near Houston, 
Rose 4188, May 6, 1899. 
37. OENANTHE L.. Sp. Pl. 1: 254. 
TPO . . 
1758. Fig. 35.—Oenanthe sarmentosa californica: 
a, b, «10. 
Calyx teeth rather prominent. 
Fruit globose, slightly flattened laterally if at all, glabrous. Carpel 
(section about semiterete) with broad obtuse corky ribs; laterals the 
largest; a band of strengthening cells investing seed and oil tubes. 
Stylopodium very short-conical, with elongated styles. Oil tubes 
