LILY FAMILY 321 



Var. angustipetalum Torr. Leaves 3 to 7 inches long; petals narrowly linear, typically 

 1 to 3 (rarely 5) lines wide. Sierra Nevada; San Luis Obispo Co. 



Locs. Sierra Nevada: Pine Ridge, Fresno Co., Hall & Cliandler 175; Hetch-Hetchy, A. L. 

 Grant 986; Columbia, A. L. Grant 671; Strawberry, Tuolumne Co., Jepson 6501; Calaveras 

 Big Trees, A. L. Grant. From Placer Co. north our spms. vary towards var. giganteum, having 

 broader petals (6 to 7 lines wide) : Applegate, Placer Co., Abigail Smith; N. Fork Butte 

 Creek, Shasta Co., Hall $ Bab cock 4285. San Luis Obispo Co.: Arroyo Grande, Brewer 438; 

 Santa Margarita, N. K. Berg. 



Refs. TRILLIUM SESSILE L. var. GIGANTEUM H. & A. Bot. Beech. 402 (1841), type from 

 Cal., Douglas, the usual purple-flowered form; Jepson, Fl. W. Mid. Cal. ed. 2, 107 (1910). 

 T. giganteum Heller, Bull. S. Cal. Acad. 2:67 (1903). Var. CHLOROPETALUM Torr. Pae. R. 

 Rep. 4:151 (1857), type loc. redwoods, Marin Co., Bigelmv. T. chloropetalum Howell, Fl. 

 N.W. Am. 661 (1902). T. giganteum var. chloropetalum Gates, Ann. Mo. Bot. Gard. 4:50 

 (1917). T. sessile var. calif ornicum Wats. Proc. Am.' Acad. 14:273 (1879). Var. ANGUSTI- 

 PETALUM Torr. Pac. R. Rep. 4:151 (1857), type loc. Calaveras Big Trees, Bigelow. T. gigan- 

 teum var. angustipetalum Gates, l.e. 51. 



2. T. ovatum Pursh. COAST TRILLIUM. Stem 8 to 10 inches high; leaves 

 ovate to round, sometimes disposed to be rhombic, abruptly acute, 2^2 to 5% 

 inches long ; petals oblong-lanceolate to ovate, 1 to l 1 /^ inches long, white changing 

 to deep rose-color; ovary incompletely partitioned above the middle; capsule 

 broadly ovate, the angles projected into narrow wings. 



Wooded canons near the coast from Monterey Co. to Del Norte Co., thence 

 east to Siskiyou and Shasta cos. North to British Columbia and Idaho. Mar.- 

 Apr. 



Locs. Lucia, K. Brandegec; Felton, Sonne; San Leandro Creek, Oakland Hills, H. H. 

 Haworth; Mill Valley, A. L. Grant; Olema, Jepson; Guerneville, M. S. Baker; Comptche, 

 H. A. Walker 300; Sherwood, Blasdale; Hydesville, Tracy 4019; Crescent City, Goddard; 

 Yreka, Greene; McCloud River, Hall 4" Babcock 4134. 



Refs. TRILLIUM OVATUM Pursh, Fl. 1:245 (1814), type loc. Cascades, Columbia River, 

 Lewis; Jepson, Fl. W. Mid. Cal. 125 (1901). 



3. T. rivale Wats. Stem slender, 4 to 10 inches high; leaves ovate, trun- 

 catish to cordate at base, 1% to 3 inches long; flower on a peduncle 1 to 3% 

 inches long; petals white, dotted with purple at the center, about 1 inch long; 

 capsule scarcely angled. 



Rocky banks, Del Norte and Siskiyou cos. North to southern Oregon. 

 Locs. Gasquet, Eastwood. Josephine Co., Ore. (Waldo, Howell; Kirby, M. S. Baker). 

 Ref. TRILLIUM RIVALE Wats. Proc. Am. Acad. 20:378 (1885), type loe. Big Flat, S. Fork 

 Smith River, Del Norte Co., Shockley. 



31. SMIL AX L. GREENBRIER 



Stems prickly or smooth, climbing by means of tendrils, arising from a 

 tuberous rootstock. Leaves alternate, netted-veined, the petioles bearing near 

 the base a pair of tendrils. Flowers small, greenish, dioecious, borne in axillary 

 umbels. Perianth-segments distinct. Staminate flower with 6 stamens. Pistil- 

 late flower usually with 1 to 6 abortive stamens ; ovary with 1 or 2 ovules in each 

 cell; style short or none; stigmas 1 or 3. Fruit a berry. Species 195, mostly 

 in tropical regions. (Smilax, a Greek name.) 



1. S. calif ornica Gray. Stem woody, climbing over shrubs and trees or 

 trailing over the ground, 3 to 6 (or 14) feet long; leaves ovate, sub-cordate, 2 to 

 4% inches long, on petioles % inch long ; perianth 5 lines long, its segments 6 ; 

 berries globose, black, 4 lines in diameter. 



Butte Co. to Siskiyou Co., thence south to Trinity Co. North to southern 

 Oregon. 



Locs. Big Chico, It. M. Austin; Dana, Shasta Co., Hall $ Baboock; Sims, Jepson; Duns- 

 muir, Jepson 6173; Sisson, Jepson; Quartz Valley, Butler 1466; Wooley Creek, w. Siskiyou 

 Co., Butler 146; Deadwood, Blasdale; Hy-am-pum, Chesnut $ Drew. 



Refs. SMILAX CALIFORNICA Gray, Bot. Cal. 2:186 (1880). S. rotundifolia var. californica 

 A. DC. Monog. Phaner. 1:75 (1878), type loe. east side of the upper Sacramento Valley, 

 Hartweg 342. 



