SMITH: STUDIES IN THE GENUS LUPINUS 21 
a few hairs on the margin at the base; keel acute, villous on the margins above at the 
lower third. . 
Found on the Coast range of mountains, near Senal, Mendocino County, Cal. 
1872. 
From Watson I quote: 
Stem 1-2 feet high . . . leaflets . . . pubescent both sides or somewhat smooth 
above ... petals pale eliowe: 
Sacramento Valley. Pistestan by Bridges (55), Bolander (6512), and Dr. 
Kellogg 
Jepson (Fl. West. Mid. Cal. 2d ed. 216. 1911) emphasizes 
the ‘“‘herbaceous”’ character of the upper calyx-lip. 
As shown by my drawings, I have made studies of dissected 
flowers from specimens taken at. five different stations, repre- 
senting the geographical range of the species. I also studied with 
( : eras 
Fic. 16. Lupinus LUTEOLUS Kell. By AX ees ye oo County (US 
468711); 2. H. N. Bolander 6512 (US 321126); 3. F. P. Nutting, Contra Costa 
County (UC 15918); 4. J. P. Tracy 3496, Humboldt Ried ie 542773); 5. M.W. 
Gorman 411, Oregon (US 280475). 
a lens several others of the specimens listed below. Only one 
specimen evidently supports the claim for an herbaceous upper 
lip, and just three sheets plainly show bracteoles present. The 
banner is usually ovate, acute, with the claw distinct and stiffened. 
The wings are sometimes strongly ciliate at the base below, as 
well as above, and the keel seems to be generally as densely ciliate 
below as above, the ciliation extending well out onto the slender 
claw. The upper lip of the calyx is sometimes emarginate and 
