@= Le sericeus Pursh. Stems salads leaty peoending, 50-60 cm, tall, 
prevailingly silky with appressed hairs; petioles of the basal leaves 
commonly 10-15 om. long, silky-hirsute or appressed, the stipules subulate, 
5-10 mm, long; leaflets commonly 7-9, 4-10 cm, long, 5-10 mm, wide, ob- 
especially Ao lower leaves, | 
silvery on both surfaces$ racemes commonly 15-20 cm, long, the bracts lance- 
lanceolate, mostly acute but sometimes obtuse 
olate, soon deciduous, 4-8 mm, long, usually shorter than the calyx but 
sometimes exceeding it; pedicels ascending, slender, 3-5 mm, long; calyx 
silky-hirsute, the upper lip 5,.5-5 mm, long, ovate, notched, the lower lip 
lanceolate, commonly decurved, 5-6 mm, long; corolla blue or violet, the | 
banner rotund, 8-11 mm, in diameter, hirsute on the back, the wings 9-10 
mm, long, 5-6 mm, broad, enclosing the ciliolate keel; pods silky, 202.5 { 
cm, long, 2-4 seeded, 
Aer 
Type colly’ taken by Lewis OPP, Kamiah, faa, / Cottage Island; Upper 
Priest R.; Thatuna Hills; St, Maries Re; Santa; Moscow; Bonners Ferry; 
Lake Coeur d'Alene; Priest R. Exp. Sta. 
Plains and open hills; 
