490 MALVACEAE 



Locs. — Sierra Nevada : Eedding, JlcUcr 787G ; Grass Valley, Nevada Co., Hall 4' Essig 10,163 ; 

 Ward Creek, Lake Tahoc, L. S. Smith 1658; Avery sta., Calaveras Co., A. L. Grant; Iluntinfjton 

 Lake, A. L. Grant 1165. North Coast Ranges: Bridgeville, Humboldt Co., Blankinship ; Horse 

 Mt., Humboldt Co., Tracy 7659; upper Mad River, Trinity Co., Blankinship; Siskiyou Mts., T. 

 Brandcgce. 



Var. robusta Jepson comb. n. Stems stout, erect, glabrous below; leaves beneath, inflor- 

 escence and calyces stellate-pubescent; flowers 1 to 1^/4 inches long; calyx-lobes 3-nervcd. — Butte 

 Co.: Little Chico Canon, B. M. Austin 822. 



Eefs. — SiDALCEA ASPRELLA Greene, Bull. Cal. Acad. 1:78 (1885), type loe. Eldorado Co., 

 Curran. S. malvaeflora var. asprella Jepson, Man. 630 (1925). S. elegans Greene, Cyb. Columb. 

 1:35 (1914), type loc. Eight Dollar Mt., s. Ore., Piper. Var. robusta Jepson. S. robusta Hel.; 

 Eoush, Ann. Mo. Bot. Gard. 18:205 (1931), type loc. Chico Creek, near Chico, Butte Co., Heller 

 11,879. 



8. S. neomexicana Gray var. parviflora Roush. Alkali Checker. Stems 

 usually stout, 1M> to 4 feet high, arising from a branched root-crown; herbage 

 nearly glabrous throughout, or (especially the leaves) sparsely hirsute or some- 

 what stellate-pubescent; leaf -blades crenately toothed, and 5 to 9-cleft, -parted or 

 -divided, % to 2 inches wide; petioles 2 to 6 inches long; racemes slender, 5 to 

 10 inches long or becoming so; bracts scarious, bifid, V/2 to 2 lines long, the divi- 

 sions lanceolate; calyx slightly hirsute or sparsely stellate-pubescent; petals rose- 

 color, erose at summit, 3 to 6 lines long; carpels glabrous, reticulated; beak small, 

 recurved. 



Brackish marshes or subalkaline plains, 100 to 5000 feet : Inyo Co. and south 

 through the western Mohave Desert and its bordering mountains to the Los An- 

 geles Co. and Orange Co. coasts. Apr.-June. 



Locs. — Bishop, Almeda Nordyke; Haiwee Mdws., Inyo Co. (Cyb. Columb. 1:35); Fort 

 Tejon, Kern Co., Davy 2366; Rabbit Sprs., Mohave Desert, Parish 9823 ; San Bernardino, Parish; 

 Santa Monica; betw. Tustin and Myford, Orange Co., Airams 3257a; betw. Santa Ana and 

 Newport, Alice King. 



Refs. — SiDALCEA neomexicana Gray, Mem. Am. Acad. 4:23 (1849), type loc. Santa Fe, N. 

 Mex., Fendler. Var. parviflora Roush, Ann. Mo. Bot. Gard. 18:186 (1931). S. parviflora 

 Greene, Erythea 1:148 (1893), type loc. Santa Monica, Los Angeles Co., Hasse; Jepson, Man. 

 631 (1925). S. nitrophila Parish, Erythea 7:93 (1899), type loc. Rabbit Sprs., Mohave Desert, 

 Parish 1804. S. covillei Greene, Cyb. Columb. 1:35 (1914), type loc. Haiwee Mdws., Inyo Co., 

 Coville 4" Funston 1004. S. neomexicana var. covillei Roush, Ann. Mo. Bot. Gard. 18:187 (1931). 



9. S. glaucescens Greene. Bird Checker. Stems slender, lax, procumbent 

 to erect, 1 to 2 feet high, arising from a woody and very hard and heavy root- 

 crown; herbage glaucous and glabrous, or minutely stellate-puberulent; leaf- 

 blades palmately cleft or divided, % to 2 inches wide, the divisions mostly linear 

 or oblong, entire or few-toothed, the uppermost leaf-blades rarely simple and 

 lanceolate; racemes 2 to 6 inches long, extremely lax, the flowers at intervals of 

 14 to 1 inch; pedicels and calyx somewhat stellate-puberulent; bracts bifid; corolla 

 purple, 4 to 10 lines long; carpels large, inflated, lightly reticulate and dorsally 

 grooved, the beaks minute or obsolete. 



Grassy flats or open forest, 5500 to 11,000 feet: Siskiyou Co.; Sierra Nevada 

 from Modoc Co. to Tulare Co. June-Sept. 



Locs. — Log Lake, Siskiyou Co., Butler 61; Mt. Bidwell, Warner Mts., Jepson 7864; Mineral, 

 Tehama Co., J. Grinncll; Jonesville, Butte Co., Heller 11,656; betw. Truekee and Lake Tahoe, 

 Sonne 42; Summit sta., Nevada Co., Jepson 14,066; Cisco, Placer Co., H. A. Walker; Dorrington, 

 Calaveras Co., Jepson 10,055; Calaveras Big Trees, Greene; Williams ranch, near Confidence, 

 Tuolumne Co., Blasdale; Hog ranch, Tuolumne Co., Jepson 4637a; Crane Creek, Mariposa Co., 

 Jepson 4645 ; Lion Mdw., Little Kern River, Jepson 1038. 



Refs. — SiDALCEA GLAUCESCENS Greene, Bull. Cal. Acad. 1:77 (1885), type loc. Donner Lake, 

 Curran; Jepson, Man. 631 (1925). S. montana Congd. Erythea 7:183 (1900), type loc. e. of 

 Minarets, Mariposa Co., Congdon. 



10. S. pedata Gray. Mountain Sidalcea. Stems subscapose, several from 

 the root-crown, erect, 6 to 12 inches high; herbage hirsute with spreading hairs, or 

 the stems above glabrate; inflorescence finely stellate-pubescent; leaves many. 



