SMITH: STUDIES IN THE GENUS LUPINUS 197 
bent and subsaccate, the two teeth and the sinus slender; een 
pale rose or purple, banner 12 mm. long, 7 mm. wide, rounded a 
the apex, keel decidedly curved, ciliate; seeds rough, penis poset 
the markings indistinct. . 
CALIFORNIA. Yolo County: Woodland, 20 May, 1893, J. W. 
Blankinship (Type, G). Contra Costa County: Antioch, 5 May, 
1907, K. Brandegee (UC 155195, except as to the specimen of var. 
Menziesti in center of sheet). Alameda County: Livermore, 
16-17 May, 1891, W. L. Jepson (UC). Santa Clara County: 
Stanford University, 5 May, 1895, C. Rutter 173 (US 308269, 
specimen on left only); Stanford University, 8 June, 1908, 
Smith 1460 (CPS). 
Curvicarinus is Latin for ‘‘curved keel.” 
6u. Lupinus densiflorus Reedii var. nov. [Fic. 38.] 
Eramosus, humilis, 4-10 cm. altus, villosus; petiolis I-4 cm. 
longis, foliolis 1-2 cm. longis, villosis; pedunculis folia excedentibus, 
‘verticillis 2-6, distantibus, floribus pandentibus, prope 13 mm. 
longis, pedicellis gracilibus, prope 2 
mm. longis; calyce ebracteolato, 8 
mm. longo, pilis densis, prope 1.5 
mm. longis, labio superiore emar- 
ginato, vix 2 mm. longo, inferiore 3 
manifeste inflato, 2 mm. lato 3- 
_ dentato, dentibus 1 mm. longis, os ; 
: a oe 
medio graciliore; colore corollae 
non claro, vexillo 12 mm. longo, 7 
mm. lato, apice rotundato, carina 
9 mm. longa, comparate brevi; 
legumina seminaque non vidi. 
Simple and low, 4-10 cm. tall, 
villous; verticils two to six, distant, 
flowers spreading, about 13 mm. 
long; calyx ebracteolate, 8 mm. thks ae “ . anes Cee 
long, upper lip emarginate, lower Comets (2). 
lip manifestly bent and inflated 
near base, three-toothed, the median tooth more slender; color of 
corolla not evident, banner 12 mm. long, 7 mm. wide, rounded 
at the apex, keel comparatively short, 9 mm. long; pods and 
seeds not seen. 
