10 SMITH: STUDIES IN THE GENUS LUPINUS 
CHILE. Vicinity of Santiago, springy hillsides, 4500 ft., near 
Rio Colorado, 21 Jan., 1902, G. T. Hastings 468; without 
definite locality, C. Gay, ex Herb. Mus. Paris (G); Coquimbo, 
July—Aug., 1856, W. H. Harvey (G). 
Fic. 3 represents the gan char- 
acters of Hastings’ No. 468, as re- 
corded above. The specimen may 
-be briefly described as follows: about 
15cm. tall, branches and foliage con- 
gested; villous, branched near the 
base and rebranched above; leaflets 
about 10-15 mm. long, petioles 50-70 
Lom mm. long; flowers ascending to sub- 
QU 
erect in anthesis; verticels 2-3; leg- 
Se a umes 13-15 mm. long, seeds about 
Fic. 3. Lupinus microcarpus 3 * 4 ™m., straw-colored, unmarked, 
Sims. G. T. Hastings 468 (UC. perhaps immature. 
65806). The species is ciate in 
North America by the following variety: 
2b. Lupinus microcarpus ruber (Heller) comb. nov. [Fic. 4.] 
Lupinus ruber Heller, Muhlenbergia 2:73. 1905. 
From Heller I quote: 
Branched from the base, the branches diffuse . . . leaflets blue-green ... 
smooth above . . . : flowers erect in from 2 to 4 whorls, . . . dull red, 1 cm. long, 
about 4 mm. across lower calyx lobe 8 mm. long, 
barely 3 mm. wide at the base, the apex cleft for 2 mm., 
with a short cusp in the sinus; upper lip practically ob- Sv 
i ai 
solete, represented by two short lanceolate teeth of 1 si 
ban — 
mm.:-banner almost plane, ovate-lanceolate, 4 mm. 
wide at base, slightly keeled; wi ngs narrow, 2 mm. q 
wide, the lower edges not meeting until near the apex; pees : 
keel not strongly curved, barely 2 mm. wide at the 
mee bearded only near the slightly narrowed base. . I 
type is no 7827, collected May 5, 1905, at 
deans Kern County, oo along the railroad Bias. 
a short distance west of t town. is a species 
remarkable for its small narrow red flowers. Some of Fic LUPINUS MICR 
the specimens show a short central flowering CARPUS RUBER (Heller) C. 
branch much shorter than the leaves, while others have P. Brandegee 
in addition lateral branches about equalling the leaves. (UC 149863). 
hat 
blue”’ flowers, the parts all but the keel differing in shape, and that is glabrous, while 
in ours it is bearded near the 
