An illustrated flora of the An illustrated flora of the northern United States, Canada and the British possessions : from Newfoundland to the parallel of the southern boundary of Virginia and from the Atlantic Ocean westward to the 102nd meridian ed2illustratedflo02brit Year: 1913 3. Lupinus decumbens Torr. Silvery Lupine. Fig. 2463. Lupinus decumbens Torr. Ann. Lye. N. Y. 1826. Perennial, rather shrubby, bushy-branched, l°-2° high, finely and densely silky-pubescent with appressed hairs, the leaves becoming glabrous on the upper side. Petioles slender, equalling or the lower exceeding the le


An illustrated flora of the An illustrated flora of the northern United States, Canada and the British possessions : from Newfoundland to the parallel of the southern boundary of Virginia and from the Atlantic Ocean westward to the 102nd meridian ed2illustratedflo02brit Year: 1913 3. Lupinus decumbens Torr. Silvery Lupine. Fig. 2463. Lupinus decumbens Torr. Ann. Lye. N. Y. 1826. Perennial, rather shrubby, bushy-branched, l°-2° high, finely and densely silky-pubescent with appressed hairs, the leaves becoming glabrous on the upper side. Petioles slender, equalling or the lower exceeding the leaves; stipules minute, subulate; leaflets sessile, linear-oblong, acute or obtusish at the apex, narrowed at the base, 9'- 18' long, 2'-4' wide; racemes terminal, rather dense, 2'-8' long; pedicels 2'-3' long; flowers purple, 4'-6' long; pod silky-pubescent, about l' long, mostly 3-5- seeded. Prairies, western Nebraska and South Dakota to Mon- tana, Oregon and California. In our first edition included in L. argentcus Pursh. which ranges from Montana to Colo- rado. July-Aug. Lupinus argophyllus (A. Gray) Cockerel!, of Colorado and New Mexico, differing in having leaves permanently pubescent above, is recorded from Nebraska.


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