FLAX FAMILY 399 



3 inner with sparingly glandular-ciliate inner margins ; petals white or pinkish, 2 

 to Sy2 lines long, the median scale oblong and microscopically short-hairy above, 

 the lateral ones short, long-hairy above ; capsule ovoid, acute, a little shorter than 

 the sepals. 



Open or brushy hillslopes, 1000 to 2000 feet : inner Coast Range from Glenn 

 and Lake Cos. to the San Carlos Range. May-June. 



Locs. — Coast Eanges: Mud Flat, w. Glenn Co., Heller 11,529; Wilbur Sprs., sw. Colusa Co., 

 Jepson 9031 ; Bear Valley, ne. Lake Co., Jepson 8972, colony of 2 acres forming a uniform stand; 

 Zem Zem, n. of Berryessa Valley, Napa Co., Jepson 13,546 ; Howell Mt., Jepson 13,535, Tracy 

 384; Chiles Creek hills, Napa Eange, Jepson 9068; Vaca Mts., Jepson 13,543; Mt. Diablo, M. S. 

 Baker; Orestimba Caiion, w. Stanislaus Co., Brewer 1275 ; Lorenzo Creek, s. San Benito Co., 

 Jepson 12,223. Butte Co.: Chico, B. M. Austin 194; Oroville (8 mi. n.), Heller 11,323. 



Eefs. — LiNUM CALiFORNicuM Bcnth. PI. Hartw. 299 (1848), type loc. "Sacramento Valley", 

 Hartweg 325, specifically at the Marysville Buttes (cf. Jepson, Erythea 5:54) ; Jepson, Fl. W. 

 Mid. Cal. 244 (1901), ed. 2, 240 (1911), Man. 587 (1925). Hesperolinon calif ornicum Small, 

 N. Am. Fl. 25:86 (1907). L. calif ornicum var. confertum Gray; Trel. Trans. St. Louis Acad. 

 5:19 (1887), type loc. Mare Isl., Solano Co., Lemmon, Greene. Hesperolinon confertum Small, 

 N. Am. Fl. 25:86 (1907). 



7. L. spergulinum Gray. Stem more or less dichotomously paniculate, 11 to 

 18 inches high, the branches slightly hairy in the forks ; leaf-blades linear, 4 to 12 

 lines long ; pedicels filiform, rigid, straight, 3 to 10 lines long ; sepals ovate, nearly 

 1 line long ; petals round-ovate or obovate, usually notched or 3-toothed at apex, 

 white or slightly pink, 3 to 3% lines long; base of petals strongly 3-ner%'ed; middle 

 appendage large, erect, oblong or obovate, often truncatish at apex, hairy on inside, 

 drawn down to a claw-like base ; lateral scales very small, hairy, forming a sort of 

 horn-like process or tooth at each angle of the claw ; capsule ovoid, acute, 1^4 to 2 

 times as long as the calyx. 



Dry open or brushy hill slopes, 800 to 2000 feet : North Coast Ranges from 

 Humboldt and Lake Cos. to Sonoma and Napa Cos. ; San Carlos Range, west slope ; 

 San Diego Co. June-July. 



Loes. — Covelo, ne. Mendocino Co., Eastwood; Shelter Cove, Mendocino Co., Bolander 6568 

 Hemlock, se. Mendocino Co., Jepson 13,545; Ukiah, J. S. Cotton; Mt. Konocti, Jepson 13,541 

 Butts Canon, Lake Co., K. Brandegee ; Calistoga, Parry; Howell Mt., Jepson 1728, 6828, 14,380 

 Santa Eosa, Heller 5751; Sonoma Caiion, Kenwood, Jepson 10,008; Lewis Creek, inner South 

 Coast Eange (Zoe 4:150) ; Pine Hills, Cuyamaca Mts. (Bull. Torr. Club 49:36). 



Eefs. — LiNUM SPERGULINUM Gray, Proc. Am. Acad. 7:333 (1868), type loc. Cloverdale, 

 Sonoma Co., Bolander; Jepson, Fl. W. Mid. Cal. 244 (1901), ed. 2, 240 (1911), Man. 587, fig. 

 581 (1925). Hesperolinon spergulinum Small, N. Am. Fl. 25:86 (1907). 



8. L. micranthum Gray. Stem freely branched above the base, 5 to 16 inches 

 high, the branches minutely pubescent in or near the forks, especially on the upper 

 side, disposed to be ascending rather than diffuse; leaf -blades linear to linear- 

 oblong, obtuse, 3 to 11 lines long; flowers white or pinkish, somewhat nodding on 

 straight or nearly straight filiform pedicels; fruiting pedicels 2 to 6 (or 9) lines 

 long ; sepals oblong-lanceolate, the inner sparingly glandular-cUiate ; petals elliptic, 

 white or faintly pink, 1 to 11/2 (rarely 2%) lines long, the central scale eiliate, the 

 lateral small, or all more or less obsolete ; capsule ovoid, equal to the sepals. 



Open or brushy ridges, 1800 to 5000 feet : liill country nearly throughout Cali- 

 fornia except the deserts. North to Oregon. May-July. 



Locs.— Sierra Nevada: Goosenest foothills, Siskiyou Co., Heller 1582; Lassen Creek, Modoe 

 Co., B. M. Austin; Susanville, T. Brandegee; Volcano, Amador Co., K. Brandegee; Columbia, 

 A. L. Grant; Bodfish, Kern Co., Peirson 10,685, Coast Eanges: Sisson, Jepson 13,539; Hayfork 

 Mt., Trinity Co., Tracy 6449; Three Creeks to "Willow Creek, n. Humboldt Co., Jepson 1976; 

 Buck Mt., Humboldt Co., Tracy 2820; ne. Lake Co., Jepson 9018 (Houghs Sprs.), 8996 (Indian 

 Valley) ; Mt. Hanna, Lake Co., Jepson 13,544; Santa Cruz Mts. w. of Los Gatos, Heller 7427; 

 Burro trail, Santa Lucia Mts., K. Brandegee; Chorro Creek, San Luis Obispo, Eastwood. S. Cal. : 



