NORTH AMERICAN UMBELLIFERAE. 451 
COULTER AND ROSE 
Cogswellia robustior C. & R. 
Lomatium robustius C. & R, Contr. Nat. Herb, 7: 228, 1900. 
Cogswellia triternata robustior Jones, loc. cit. 32. 
ol 
Cogswellia sandbergii (C. & R.) Jones, loc. cit. 3 
Cogswellia serpentina Jones, loc. cit. 42. 
Cogswellia simulans C. & R. sp. nov. 
Caulescent, 30 to 40 em. high, more or less tomentose, leaves twice-ternate, then 
pinnately compound; ultimate segments linear-oblong, apiculate, strongly nerved; 
umbel 6 to 8-rayed, the rays becoming equal, with conspicuous involucels of lance- 
olate, acute, scarious-margined bractlets; rays 4 to 6 em. long; flowering pedicels 
very short, fruiting ones 5 to 7mm. long; flowers lilac; calyx teeth evident, green; 
ovary floccose-pubescent; fruit oblong, somewhat pubescent, 15 to 17 mm. long, 7 
to 8 mm. broad, with wings about as broad as body, and filiform dorsal and inter- 
mediate ribs; oil tabes very indistinct; seed and carpel very much flattened. 
Collected by J. W. Congdon, ‘‘ West Water Ditch,’’? Mariposa, California, May 8 
and 25, 1894, no. 117 (type); same collector, west side of Mariposa Valley, 
May 10, 1903. 
Type U. S. National Herbarium no. 265776. 
Related to C. macrocarpa, but differing in its very pubescent ovary, pubescent 
’ fruit, and its decidedly lilac-colored flowers. 
Cogswellia sonnei (C. & R.) Jones, loc. cit, 34. 
Cogswellia suksdorfii (8. Wats.) Jones, loc. cit. 32. 
Cogswellia tomentosa (Benth.) Jones, loc. cit. 35. 
Cogswellia torreyi (C. & R.) Jones, loc. cit. 35. 
Cogswellia triternata (Pursh) Jones, loc. cit. 32. 
Cogswellia utriculata (Nutt.) Jones, loc. cit. 34. 
Cogswellia vaginata (C. & R.) Jones, loc. cit. 34. 
Cogswellia vaseyi C. & R. 
Lomatium vaseyi C. & R. Contr. Nat. Herb. '7: 216. 1900. 
Cogswellia caruifolia vaseyi Jones, loc. cit. 41. 
Cogswellia watsoni (C. & R.) Jones, loc. cit. 33. 
Lomatium purpurEuM A. Nelson, Bull. Torr. Club 28: 226. 1901, is based upon 
material which we had referred to Pseudocymopterus (Monograph 188). We have 
had no opportunity to examine it, and append it as a possible Cogswellia. 
