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196 SMITH: STUDIES IN THE GENUS LUPINUS 
coast and also up in the mountains of the same local region. This 
region is not readily accessible to botanists; but I surmise that it 
would prove to be an especially interesting locality to taxonomists 
of ecological bent. 
6t. Lupinus densiflorus curvicarinus var. nov. [Fic. 37.] 
Eramosus vel super basi ramosus, 25-30 cm. altus, laxe vil- 
losus; foliolis subter specie levibus sed vero pubescentibus, pilis 
laxe appressis brevibus, medio-costis marginibusque ciliatis; ver- 
ticillis 2-17, plurimum distantibus, floribus laxe pandentibus, 13-14 
mm. longis, pedicellis 2 mm. longis, gracilibus, bracteis verticil- 
Fic. 37. LUPINUS DENSIFLORUS CURVICARINUS C. P. Smith. 1. K. Brandegee 
(UC 155195); 2. C. P. Smith 1460. 
lorum humiliorum 15 mm. longis; calyce 8 mm. longo, subter laxe 
villoso, pilis 1.5-2 mm. longis, labio superiore emarginato, prope 
2 mm. longo, inferiore lanceolato-ovato, inflato, bidentato, dentibus 
sinuque, gracilibus, 1 mm. longis; corolla pallido-rosea vel purpurea, 
vexillo 12 mm. longo, 7 mm. lato, apice rotundato, alis 11 mm. 
longis, carina curvatissima ad basin ciliata; lezuminibus pallido- 
stramineis, 12 x 8-13x9 mm.; seminibus asperibus, atro-fulvis, 
maculis non claris. 
Loosely villous, 25-30 cm. tall, branched above the base or 
simple; leaflets apparently glabrous below, but in reality pubescent 
with loosely appressed short hairs, the margins and midribs often 
ciliate; flowers loosely spreading, 13-14 mm. long; calyx 8 mm. 
long, loosely villous below with hairs 1.5-2 mm. long, upper lip 
_ emarginate, about 2 mm. long, lower lip lance-ovate, evidently 
