March i |, 1910 



15 



entirely herbaceous or in a few species shrubby and persistent: 

 flowers white, yellow, or some shade of blue or violet, the ban- 

 ner nearly plane in the very small flowered species, its sides re- 

 flexed in the large flowered ones, the claw in some species pro- 

 duced into a bluut spur: pods oblong to linear, containing three 

 or more seeds. 



Annuals 



Plants low, diffusely branched from the base, densely canes- 

 cent with fine and long spreading hairs: inflorescence 

 usually not exceeding the leaves: flowers narrow, purple Concinni 

 Perennials 



Tall plants growing in wet places, with herbaceous, succu- 

 lent and thick hollow stems: basal leaves long peti- 

 oled: herbage commonly light green, its pubescence 

 scanty: flowers usually violet Polyphylh 



Low plants with many short stems from a deep-seated tap- 

 root: inflorescence exceeding the leaves: flowers usu- 

 ally bluish or violet-purple Cespitosi 

 Prostrate plants the stout stems from a spreading, branched 



woody caudex: flowers small, violet-blue Prostrati 



Medium sized to tall plants, the stems rather slender, not 

 succulent 

 Flowers conspicuously spurred or saccate at base Cakarati 



Flowers subsymmetrical at base Ecalcarati 



Concinni 

 Lupinus micensis Jones, Proc. Cal. Acad. II. 5: 630. 1895. 

 Caulescent, "two to six inches high, branching from the 

 base and lateral stems decumbent; whole plant even to the calyx 

 and pods sparsely long- and silky-villous or in some cases quite 

 densely so, the hairs always spreading and soft:" petiole of coty- 

 ledon 4 mm. long, the blade orbicular, 4 mm. across: "petioles 

 usually 3 to 4 times the leaflets:" stipules subulate, about 4111111. 

 long: leaflets about 8, oblanceolate or spatulate, 15111111. long 01 

 less, 5 mm. wide, rounded and obtme at the apex: peduncle 

 very short, it and the inflorescence not exceeding the leaves: 

 bracts subulate-lanceolate, 2.5 nun. long, only slightly exceeding 

 the pedicel: entire calyx 5 mm. long, the upper lobe 2 nun. l<>uo, 

 2-parted to the base into lanceolate teeth; lower lobe 3111m. 

 long, 2-toothed; sinus bractless: flowers "reddish-purple," 7 mm. 

 long, 5 mm. deep; banner with the sides somewhat reflexed, or- 



