120 BOTANICAL GAZETTE [AUGUST 
a strong lens) beneath as also the rachis: flowers in clusters of twott 
four at the ends of the branches or solitary: sepals entire, linear 
lanceolate, attenuated, the tips only slightly dilated, sparsely pubescett 
on the back and occasionally hispid-glandular along the margins, 
petals unknown ; fruit globose, perfectly smooth, akout 12™ in dia 
eter. 
From the latter one cannot so easily find characters by which to distingust 
it, yet it is so different in appearance that its separation as a distinct oie 
seems to be justifiable. The so-called R. Woodsii of the Rocky mountaits® 
a much lower plant, and has leaflets only 2°™ long. 
The following collections of this species are at hand: no 1191, Boulde! 
creek, August 27, 1894; no. 6787 (type), Madison river in the Yellowsia# 
park, August 30, 1899; both by Aven Nelson. 
Lupinus ramosus.— Stems several from a woody caudex, 2-4" hig 
branched, with divaricate branches, these simple and terminating " 
short few-flowered racemes: stems and petioles with two kinds 
pubescence, finely canescent and sparsely villous with spreading | 
leaves 5-8-foliate, the lower half the length of the petioles, the upp 
equaling them; leaflets narrowly oblanceolate, obtuse to acute, HE" 
mucronate, densely soft-silky on both sides, 2-4 long, 5-9” ™ 
racemes short-peduncled, 3-5™ in length, in fruit a little longer: bat 
ovate or lanceolate, about 2™™ long: flowers somewhat verticilatt " 
Scattered, about 1™ long; pedicels 2—3™" long, in fruit i 7 
bracteolate, densely silky, as also the pedicels, the lower lip — 
longer than the upper, which is slightly notched: vexillum very” 
on the back, the central portion yellowish-white, otherwise pale ® 
oe lilac; wings pale blue, slightly longer than the vexillum; | 
light-colored, ciliate on the margin except at the very tip: P?™ ”— 
3-5-seeded. : : ; 
Characterized by its branching habit, short and few-flowered race | 
the two kinds of pubescence. 
The type, no. 6576, is from dry banks and benches on Snake Bibi: 
lowstone park, August 20, 1899. 
LUPINUS HUMICOLA Tetonensis.—Stems one or more from a 
root, simple 3—6%™ high, including the racemes, 3-5-leaveds e 
acute or obtuse and mucronate, glabrous on the uppet me 
