ROSE FAMILY 181 



(rarely ovate) ; petals yellow. — Wet meadows or along streams, 4800 to 7000 feet; Yollo Bolly 

 Mts. ; Sierra Nevada from Tehama Co. to Tulare Co. ; Mt. Pinos region to the San Jacinto Mts. 

 June-Aug. 



Locs. — Yollo Bolly Mts.: Castle Peak, ne. Mendocino Co., Jcpson 128p. Sierra Nevada: 

 Mineral, Tehama Co., J. Grinnell ; Donner Lake, Nevada Co., Keller 6890 ; Dorrington, Calaveras 

 Co., Jepson 10,068 ; Bench Mdw., Kaiser Ridge, Fresno Co., Jepson 13,261 ; Old Colony Mill, Tulare 

 Co., Jepson 643. S. Cal. : Griffins, Mt. Pinos, Elmer 3978 (somewhat glandular) ; Prairie Fork, 

 San Gabriel River, San Antonio Mts., Johnston 2066 ; Bluff Lake, San Bernardino Mts., Mum 

 10,442 ; Tahquitz Valley, San Jacinto Mts., Hall 2355. 



Var. lactea Greene. Stems slender, scarcely glandular; leaflets simply serrate; cyme open, 

 not leafy, the branches and pedicels elongated; calyx-lobes lanceolate; petals usually white or 

 cream-color (sometimes turning yellow in drying), 6 to 8 lines wide, commonly much exceeding 

 the sepals. — Moist meadows or slopes, about springs or along creeks, commonly at 4000 to 8500 

 (2500 to 11,350) feet: Humboldt, Trinity and I^ake Cos.; Sierra Nevada from Sierra Co. to 

 Kern Co. ; San Gabriel Mts. Apr.-Aug. 



Locs. — Coast Ranges: Mt. Hull, n. Lake Co., Hall 9554 (petals pale yellow); Dinsmore 

 Ranch, Van Duzen River Valley, Tracy 4137; Trinity Summit, Jepson 2113; Dorleska, Salmon 

 Mts., Hall 8598 (petals deep yellow). Sierra Nevada: Gold Lake, Sierra Co., Hall 4" Babcoclc 

 4499 ; Deer Park, Placer Co., C. J. Fox Jr.; Fallen Leaf Lake, Ottley 833 ; Fales Hot Sprs., Mono 

 Co., Ottley 1113; Deadman Creek, Tuolumne Co., Jepson 6557; Piute Mt., Tuolumne Co., Jepson 

 4581; Little Yosemite, Jepson 3157; Huntington Lake, A. L. Grant 1031; Markwood Mdw., 

 Fresno Co., Crum 1263 ; Alta Mdws., Tulare Co., Newton 25a; Round Mdw., Giant Forest, Jepson 

 679; upper Kern River above Junction Mdw., Jepson 5028. S. Cal.: Prairie Fork, San Gabriel 

 Mts., Peirson 2678. 



Var. austinae Jepson nom. n. Stems tall but rather slender, IVi to 2^ feet high; herbage 

 sparingly pubescent to subglabrous, scarcely or not at all glandular ; basal leaves 6 to 8% inches 

 long, usually 9 to 11-foliolate; leaflets simply, coarsely and rather deeply toothed; lateral leaflets 

 suborbicular, entire at the base; cyme open, bracteate, the branches and pedicels elongated; 

 calyx-lobes lanceolate to ovate-lanceolate; corolla sulphur-yellow, 7 to 9 lines wide. — (Folia 

 radicalia unc. 6-8% longa, fere 9-11 foliolata; foliola crasse et aliquantum profunde dentata, 

 dentibus simplicibus ovatis ; foliola lateralia suborbiculata, ad basim integerrima ; flores sulphur- 

 eo-flavi, lin. 7-9 lati.) — Moist soil, valleys, 3400 to 5100 feet: Nevada Co. to Modoc Co. 



Locs.— Truckee, Sonne; Quincy, Plumas Co., Heller 10,863 (type) ; Colby, Butte Co., B. M. 

 Austin (flowers small) ; Pole Canon, ne. Shasta Co., Hall 4- Babcock 4136; Willow Creek Valley, 

 Modoc Co., F. M. Austin. 



Var. peirsonii Jepson comb. n. Stems slender, 1 to 4 (or 8) inches high; herbage sparsely 

 hirsutulose-pubescent and somewhat glandular; leaves mostly basal, 1 to 3% inches long; leaflets 

 cuneate- to orbicular-fanshaped, entire at base, crenately 3 to 7-toothed at apex ; flowers about 

 3 lines wide ; petals and calyx -lobes erect ; bractlets minute ; petals obovate-spatulate or oblong- 

 spatulate, slightly clawed, exceeding the sepals; achenes reticulate-veined, 1/2 line long. — Lower 

 borders of Transition zone into the Canadian zone, 6500 to 7400 feet: San Gabriel Mts. (South 

 Fork Rock Creek, Peirson 493; Mt. Islip, Peirson 493a) ; San Bernardino Mts. June. 



Var. pumila Jepson comb. n. Alpine dwarf 2 to 6 inches high ; stems slender ; herbage viscid- 

 puberulent to glabrate ; calyx -lobes usually ovate ; petals 1 to 2 lines long. — Moist soil, 6500 to 

 8225 feet: Sierra Nevada from Tulare Co. to Modoc Co.; high inner North Coast Range. North 

 to Oregon. 



Locs.— Sierra Nevada: Mt. Whitney, Purpus; Truckee, Nevada Co., Sonne; Mt. Bidwell, 

 Modoc Co., Jepson 7878. Inner North Coast Range: Snow Mt., n. Lake Co., Purpus 1226; South 

 Yollo Bolly, Jepson 132p. 



Refs. — PoTENTiLLA GL.ANDULOSA Lindl. Bot. Reg. t. 1583 (1833), type from Cal., Douglas; 

 Jepson, Fl. W. Mid. Cal. 282 (1901), ed. 2, 209 (1911), Man. 486 (1925). P. glandulosa var. 

 genuina Wolf, Biblio. Bot. 16'':136 (1908). P. glandulosa var. incisa Lindl. Bot. Reg. t. 1973 

 (1837), type from Cal., Douglas; Jepson, Man. 487 (1925). Drymocallis glandulosa var. incisa 

 Rydb. Mem. Dept. Bot. Columbia Univ. 2:199 (1898). D. incisa Rydb. N. Am. Fl. 22:374 (1908). 

 Var. WRANGELLiANA Wolf, Biblio. Bot. 16": 137 (1908) ; Jepson, Man. 487, fig. 481 (1925). P. 

 wrangelliana Fisch. & Ave-Lall. Ind. Sem. Hort. Petrop. 7:54 (1840), tj'pe loc. Fort Ross, 

 Wrangell, cult, from seed; Lehm. Rev. Pot. 49, t. 19 (1856). Drymocallis wrangelliana Rydb. 

 Mem. Dept. Bot. Columbia Univ. 2 :201, pi. 108 (1898). Var. reflexa Greene, Fl. Fr. 65 (1891), 

 type loc. Sierra Nevada foothills. P. reflexa Greene, Pitt. 3:19 (1896). Drymocallis reflexa 

 Rydb. Mem. Dept. Bot. Columbia Univ. 2:203, pi. 110 (1898). D. viscida Parish, Bot. Gaz. 

 38:460 (1904), type loc. Snow Canon, San Bernardino Mts., Parish 5060 (sepals not reflexed). 

 D. laxiflora Rydb. N. Am. Fl. 22:374 (1908), type loc. Big Tree Canon, Tulare Co., Coville 4" 

 Funston 1355 (more glandular). P. laxiflora Fedde, Just Bot. Jahresb. 36-:494 (1908). P. 

 glandulosa Jepson, Man. 486 (1925), in part. Var. nevadensis Wats. Bot. Cal. 1:178 (1876), 

 type loc. South Fork Kern River, Eothroclc; Jepson, Man. 487 (1925). Drymocallis glandulosa 

 var. monticola Rydb. Mem. Dept. Bot. Columbia Univ. 2 :199 (1898). D. monticola Rydb. N. Am. 



