PEA FAMILY 



275 



Estrella, San Luis Obispo Co., Jared; Alamo Creek, Santa Barbara Co., Cox; La Jolla, San Diego 

 Co., Jepson 11,876. It often resembles L. sparsiflorus Benth. 



Eefs. — LuPiNUS CONCINNUS Agardh, Syn. Gen. Lup. 6, pi. 1, fig. 1 (1835), type from Cal., 

 Douglas (cf. C. P. Sm. Bull. Torr. Club 48:221) ; Jepson, Man. 523 (1925). Var. orcuttii C. P. 

 Sm. Bull. Torr. Club 48:225 (1921) ; Jepson, Man. 523 (1925). L. orcuttii Wats. Proc. Am. 

 Acad. 20:359 (1885), type loc. Japa, L. Cal., Orcutt. L. micensis Jones, Proc. Cal. Acad. ser. 

 2, 5:630 (1895), type loc. Mica Spr., Nev., Jones 5064o. Var. optatus C. P. Sm. I.e. 227, type 

 loe. Grass Valley, San Bernardino Mts., Parish 3055; Jepson, Man. 523 (1925). Var. agard- 

 HIANUS C. P. Sm. I.e. 228; Jepson, Man. 523 (1925). L. agardhianus Hel. Muhl. 7:13 (1911). 

 L. gracilis Agardh, Syn. Gen. Lup. 15, pi. 1, fig. 2 (1835). Var. pallidus C. P. Sm. I.e. 229; 

 Jepson, Man. I.e. L. pallidus Bdg. Zoe 4:203 (1893), type loc. Mission of San Vicente, n. L. Cal., 

 T. Brandegee. Var. desertorum C. P. Sm. I.e. 230 ; Jepson, Man. I.e. L. desertorum Hel. Muhl. 

 2:72 (1905), type loc. Eandsburg, Kern Co., Heller 7679. 



38. L. hirsutissimus Benth. Stinging Lupine. (Fig. 188.) Plants robust, 

 erect, 1 to 4 feet high, the stems hollow, branching above the middle or at the base; 

 herbage markedly hispid-bristly with long nettle-like hairs; leaflets 5 to 8, cuneate- 



obovate, obtuse and mucronate, or truncate, % 

 to 21/4 inches long; racemes with scattered flow- 

 ers, % to 11/2 feet long; flowers 6^ to 7i/^ lines 

 long; upper calyx-lip 2-cleft to about the mid- 

 dle into lanceolate acuminate lobes, lower lip 

 slender-elongate, entire; petals blue; banner 

 suborbicular; keel glabrous on upper margin, 

 ciliate on the free edges of the lower margin; 

 pods very hispid-bristly, % to 11^4 inches long. 



Openly wooded slopes in the hills, 100 to 

 1600 feet: Santa Cruz Co. to San Diego Co. 

 South to Lower California. Mar.-May. 



Locs. — Santa Cruz, Anderson; Hollister, A. H. 

 Kemp; Fremont Peak, Gabilan Eange, Elmer 4732; 

 San Luis Mt., San Luis Obispo, Summers; Santa Su- 

 sana Pass, Jepson 11,900; Eubio Canon (foothills east 

 of), San Gabriel Mts., Peirson 86; San Bernardino, 

 Parish; Santa Catalina Isl. (Erythea 7:144); Santa 

 Ana, Alice King; Mesa Grande, San Diego Co., E. Fer- 

 guson 11. 



Eefs. — LupiNiTS HIRSUTISSIMUS Benth. Trans. 

 Hort. Soc. ser. 2, 1:411 (1835), type cult, in England, 

 the seeds from Cal., Douglas; Jepson, FI. W. Mid. Cal. 

 ed. 2, 219 (1911), Man. 528 (1925). 



L. CLEMENTiNUS Greene, Lflts. 2:85 (1910), type 

 loc. San Clemente Isl., Blanche Trash. Two feet high ; 

 roughly hirsute; leaflets cuneate-oblong, % inch long; 

 racemes short, subsessile, the flowers scattered ; corolla 

 7 lines long; keel naked, falciform (ex char.). Ex- 

 tremely dubious as to relationship. 



39. L. truncatus Nutt. Wood Lupine. Stem stout and simple or slender and 

 sparingly branched, 1 to 2 feet high; herbage finely pubescent, becoming nearly 

 glabrous; leaflets 5 to 7, linear or linear-oblanceolate, truncate or 2 or 3-toothed at 

 apex, glabrous above, % to l^/^ inches long, nearly equaling the petiole; petioles 

 usually flattened; racemes lax, few to many-flowered; bracts short, subpersistent ; 

 pedicels 1 to II/2 lines long; flowers 4 to 5 lines long; calyx saccate at base on the 

 upper side, the upper lip 2-cleft, much shorter than the entire or slightly 3-toothed 

 lower one; corolla violet or deep purple; keel densely ciliate on its upper margin 

 from the base to the lower part of the acumen; pod 1 to I14 inches long, 7 to 

 10-seeded. 



Open woods or thickets, 20 to 3300 feet : coastal region from Monterey Co. to 

 San Diego Co. South to Lower California. Apr.-May. 



Fig. 188. LUPINUS HIRSUTISSIMUS 



Benth. a, habit, X % ; 6, upper lip of 

 calyx, Xl%; c, lower lip of calyx, 

 X 1%; d, banner, XI; e, wing, X 1; 

 /, keel, XI; g, pod, X %. 



