SMITH: STUDIES IN THE GENUS LUPINUS 191 
tracto ungue inflato 6 mm. lato superne, 4 mm. lato basi; alis 13 
mm. longis, ciliatis ad basin superne; carina 12 mm. longa, curvatis- 
sima, acumine longissimo gracile; fructibus manifeste secundis, 
specie usitatibus: semina non vidi. 
Low, 5-15 cm. high, the branches more or less spreading with 
usually more widely spreading peduncles; whorls one to four, 
remote, the flowers secund and largely dark purple in color, about 
16 mm. long; calyx ebracteolate, 9 mm. long, its pubescence spread- 
ing, about I mm. long, the lower lip mainly three-toothed; banner 
12x10 mm., abruptly contracted into an inflated claw which is 
6 mm. wide above; keel 12 mm. long, much curved and with a 
long slender apex; fruits strongly secund, otherwise apparently 
not distinctive; seed not seen. 
CALIFORNIA. Sonoma County: Duncans Mills, 17 July, 1882, 
M. E. Jones 3329 (Type, US; type-duplicates, NY, Utah Agr. 
Col.); cliffs near Bodega Bay, 30 June, 1907, K. Brandegee (UC). 
Marin County: Dillons, Dec., 1898, R. E. Gibbs (UC). 
Persecundus is used in the sense of “strongly secund”’ and 
refers to. the position of the flowers and fruits on the rachis. 
The type collection is labelled L. microcarpus. 
PALUSTRES 
6g. Lupinus densiflorus palustris (Kell.) comb. nov. [Fic. 34.] 
Lupinus densiflorus Agardh, Syn. Gen. Lup. 1835. 
Lupinus palustris Kell. Proc. Cal. Acad. Sci. 5: 16. 1873. 
Agardh’s description, in part, will be found on page 169, with 
the general discussion of L. densiflorus Benth. 
Kellogg’s description of L. palustris, somewhat abridged, 
follows: 
Stem stout, annual, fistu . «Ofte - branchin, . . beyond the main 
axis and its elongated cess pars tae on. silky, pub, or subglabrous, 
with Arca very minute villi... leaflets . glabrous above, subpubescent 
12 inches; flowers are, viotetbie, eet —— or verging to 
spik 
ce mages Ssaslnicinia or verticellat ‘ u yx bracteolate 
or ebracteolate hirsute . . . slightly saceate; upper lip 2-toothed, ceil herbaceous 
oattine; petals equal. Legumes very appressed, (silvery?) hirsute, compressed, an 
inch or more in length, about 8- ed. 
Collected by Kellogg and Bloomer on the San Joaquin River, April 7th, -_ 
Differs from Mensziesii—a 2-seeded species,—whereas this has 8 or more; also on 
var. (deep purple-blue flower) has very distinct bracteoles. 
