306 SMITH: STUDIES IN THE GENUS LuUPINUS—XI 
16. Lupinus leucophyllus canescens (Howell) comb. nov. 
Lupinus canescens Howell, Erythea 1: 110. 1893. 
Flowers 8-10 mm. long, racemes dense or almost lax, stems 
without spreading hairs. 
17. Lupinus leucophyllus tenuispicus (A. Nels.) comb. nov. 
Lupinus tenuispicus A. Nels. Bot. Gaz. 54: 410. I9g12. 
Flowers only 6-7 mm. long, banner suborbicular, racemes 
very slender, many-flowered, pubescence very short, somewhat 
spreading and tangled. 
18. ae albifrons flumineus var. nov. 
Frutex humilis foliis parvis, foliolis petiolo 3—4-plo breviori- 
bus, pilis pedicelli appresso-pubescentibus. 
ow shrub with small leaves, the etic 3-4 times as long 
as their leaflets, pedicels appressed-pubesce nt. 
OREGON. Marion County: Willamette River, above Salem, 
_ 24 June, 1916, J. C. Nelson 741 (TypE, DS 717509). 
Riverbanks and mountain sides, Oregon City to Siskiyou 
County, California; many sheets examined. I have collected 
- it near Salem, Eugene, Wolf Creek, Grants Pass, Gold Hill, and 
Ashland. This is the Lupinus holosericeus of Howell, Piper, and 
others, not of Nuttall. 
19. Lupinus lapidicola Heller, sp. nov. 
Pumilio subalpina abbrevia ta appresso-sericea, foliis 
basin congregatis, utrimque sericeis, petiolis gracili bus 20-45 
mm. longis, foliolis 7 ad 8, oblanceolatis apice acutis prope 10 
mm. —— pedunculis scaposis erectis aut ascendentibus 5-8 
ongis, racemis subcapitatis, verticillis 2-3 bene separatis; 
floribus paucis 10-12 mm. longis, pedicellis 2-3 mm. longis 
appresso-sericeis; calyce sericeo labio superiore subdentato 
inferiore paulo tridentato; petalis caerulis aut purpuratis, vexillo 
glabro aut paulo pubescenti exterius, carina ciliata aut eciliata; 
le mie seminaque non vidi. 
Appressed-silky, abbreviated, subalpine dwarf, scarcely 1 
dm. tall; lea crowded basally, silky both sides, petioles slender, 
20-45 mm. long, leaflets 7 to 8, oblanceolate, acute at apex, 
about 10 mm. long; peduncles scape-like, ge or ascending, 
5-8 cm. long, racemes subcapitate, of 2 or willcoegataeet 
ise about 4 cm. long; flowers few, 10-12 Foal long, pedicels 
long, appressed-silky, bracts subpersistent; calyx 
pr ae noe lip notched, lower minutely tridentate; petals 
blue or purple, banner with a dull-yellow center, sinbrotis or 
