COULTER AND ROSE—-NORTH AMERICAN UMBELLIFERAE. 95 
Ribs narrower; oil-tubes broad. 
Leaflets linear-lanceolate; Californian ............2.2.-.-- 4. C. bolanderi. 
Leaflets lanceolate to oblong-lanceolate; southeastern United States, 
5. CL curtissti. 
Fruit oblong. 
Fruit not constricted at the conmissure; lateral ribs much the largest; eastern, 
6. CL maculata, 
Fruit constricted at the commissure; ribs approximately equal in surface display; 
Rocky Mountain region. ........----.---------------- 7. C. oceidentals, 
Axils of upper leaves bearing bulblets...........-....2-..--.------ 8. CL bulbifera, 
1. Cicuta californica Gray, Proc. Am. Acad. 7: 344. L867. 
C. virosa ealifornica C. & R. Rey. N. Am. Umbell. 150. 1888, as to name, not 
as to specimen. 
Rather stout and erect, 9 to 15 dm. high; rootstock ‘* freely branch- 
ing,” abruptly enlarged beneath the aerial stem; leaves simply pinnate; 
leaflets lanceolate to ovate-lanceolate, 5 to 13 cm. long, rounded at 
base, serrate, often deeply lobed on the lower side; fruit broadly 
ovate, 3mm. long, with approximately equal and prominent ribs, and 
narrow intervals. 
Type locality, ** Monterey,” Cal.; collected by //artweg, no. 1754; 
type in Herb. Gray. This is the first specimen cited, and associated 
with it are Brewer TOT, and Avlogg from ** San Francisco” (probably 
Oakland Hills). 
Along the margins and in the shallow waters of mountain streams 
in the coast region of California from Mendocino County to Monterey 
County. 
Specimens examined ¢ 
CaLirorNIA: Mendocino County, @. R. Vasey, in 1875; Oakland Hills, Greene, 
April, 1890, 
2. Cicuta douglasii (DC.) C. & R. 
?Sium? douglasii DC. Prodr. 4: 125. 1830. 
Cieuta crassifolia Nutt. in Rep. Wilkes’ Exped. 17: 316. 0 1874. 
Cicuta purpurata Greene, Pittonia 2: 8 1889, 
Stout, erect, 9 to 12 dm. high, with glaucous stem; the short root- 
stock giving rise to numerous slender fibrous roots above and thick 
elongated ones below; leaves twice pinnate, rather narrow in outline; 
leaflets thickish, lanceolate to ovate-lanceolate, 5 to 10 cm. long, 
sessile or nearly so, closely and sharply serrate to incised, the teeth 
often somewhat falcate, strongly reticulate beneath; fruit orbicular, 
2mm. long, the very broad and low ribs approximately equal in sur- 
face display (the laterals very much the largest in section), leaving 
very narrow intervals and small oil tubes. 
Type locality, ‘‘in America boreali occid.:” collected by Douglas; 
type in Herb. London Hort. Soc., duplicate in U. 8S. Nat. Herb. 
In marshes, from Oregon to Alaska. 
