308 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 
Jollected by J. N. Rose and Jos. H. Painter at a siding on the Mexican National 
Railroad on the rim of the Valley of Mexico above Dos Rios, September 4, 1908 
(no. 6813). 
Lupinus glabrior (8. Wats.) Rose. 
Lupinus montanus glabrior 8S. Wats. Proce. Am. Acad. 28: 270. 1888. 
Stems nearly glabrous; stipules longer and inflated, 4 to 5 em. long, united with 
the petiole except at the tip; petioles slender, 10 to 12 em. long; leaflets 12 to 14, 
lanceolate-linear, narrowed at base, acute, 8 to 10 em. long, nearly glabrous; inflor- 
escence slender-peduncled, 10 to 12 em. long; bracts 10 to 15 mm. long, oblong, 
obtuse, thin; pods spreading, narrowly oblong, only slightly hairy in age, 5 cm. long. 
Collected by C, G, Pringle on a cool wooded slope of the summit of the Sierra 
Madre, altitude 2,910 meters, Chihuahua, October 7, 1887 (no. 1206). 
Lupinus grandis Rose, sp. nov. 
Stems tall and branching, lanate-pubescent above, nearly glabrous below; leaflets 
5, oblong, obtuse, 4 to 6 em. long, | to 2.em. broad, green and glabrous above, pale 
and slightly pubescent beneath; stipules minute, free nearly to the base; racemes 
subsessile, in specimens seen not over 10cm, long even in fruit; bracts small, caducous; 
pedicels about 2 mm, long; calyx 2-lipped; upper lip entire, 2 mm. long; lower lip 
4 to 5mm. long; pods spreading, hairy. 
Collected by J. N. Rose in the lower belts of the pine forest of Mount Popocatepetl, 
altitude 2,700 meters, August 22, 1901 (no. 63820), 
Lupinus macranthus Rose, sp. nov. 
Probably tall and branching; the branches, petals, and rachis clothed with a dense 
matted pubescence; stipules narrow; leaflets 7 to 9, oblanceolate, 3 to 6 em. long, 10 
to 14mm. broad at widest point, more or less obtusish at apex, apiculate, pale on 
both sides; peduncle 10 cm. or more long; inflorescence 10 to 15 em. long, the flowers 
arranged in distant verticillate clusters; pedicels 7 to 10 mm. long; bracts very nar- 
row; calyx appressed-pubescent, strongly 2-lipped, the lower lip only a little longer 
than the upper, obtuse; upper lip slightly notched, 7mm. long; bractlets at mouth of 
‘alyx 3 to 4 mim. long; keel glabrous; banner 15 mm. long. 
Collected by EK. W. Nelson near Reyes, Oaxaca, altitude 2,250 to 3,120 meters, Octo- 
ber 17, 1894 (no. 1749), 
Lupinus neglectus Rose, sp. nov. 
Perennial, much branched; stems with pubescence of two kinds, one short and 
close, the other of long coarse hairs, somewhat spreading; stipules small, the free 
parts setaceous; leaflets 6 to 8, oblong to oblanceolate, bright green and slightly 
hairy above, paler and more hairy beneath; peduncle 10 or more em. long; racemes 
‘rather open; pedicels short; calyx deeply 2-lipped; lower lip 5 mm. long; upper lip 
retuse, 3 mm. long; keel glabrous; pods oblong, hairy, spreading. 
Collected by Dr. IK. Palmer at Alvarez, State of San Luis Potosi, September 5 to 
10, 1904 (no. 1384) and in 1878 (no, 1303, type). 
The latter number was distributed as Parry and Palmer’s, but without specific 
name, 
Lupinus nelsoni Rose, sp. nov. 
Large coarse plants 120 to 180 cm. high, pubescent throughout; leaflets 12 to 15, 
lanceolate, acute, 8 to 12 cm. long, glabrous above, but with long soft hairs beneath; 
stipules sometimes 8 to 10 mm. long, the free parts long-acuminate; bracts long-acu- 
minate, much longer than the flowers; pods narrow, in age glabrate. 
Collected by E. W. Nelson on Cerro San Felipe, Oaxaca, in 1894 (no. 1145). 
This species is near J. montanus, but has very different stipules, narrower pods, ete. 
Lupinus persistens Rose, sp. nov. 
Perennial, simple or sometimes developing short lateral branches, erect, about 40 
cm. high, with a short appressed pubescence containing some longer hairs; leaflets 
