ROSE FAMILY 



191 



Loc. — Adobe Valley, se. of Mono Lake, Duran 1955. 



Eefs. — PoTENTiLLA KiNGii Greene, Pitt. 1:105 (1887). Ivesia Icingti Wats. Bot. King 91 

 (1871), "Monitor, Diamond and Euby Valleys," Nev., Watson 348; Eydb. N. Am. Fl. 22:286 

 (1908). EorTcelia Tcingii Erdb. Mem. Dept. Bot. Columbia Univ. 2:148, pi. 90, figs. 1-5 (1898). 

 Ivesia pallida Greene; Eydb. N. Am. Fl. 22:286 (1908). 



25. P. campestris Jepson. Ka- 

 WEAH Ivesia. Stems ascending or 

 spreading, 3 to 8 (or 11) inches high; 

 herbage villous but green; leaves pin- 

 nate; basal leaves many, the blades 1 

 to 4 inches long and 2 to 3 lines wide, 

 the petioles i/4 to 1 inch long; cauline 

 leaves few and reduced; leaflets 1 to 

 3 lines long, 2 to 4-divided into ob- 

 lanceolate divisions; cyme compact or 

 capitate; flowers 3 to 4 lines wide; 

 bractlets narrow, linear-lanceolate, 

 noticeably shorter than or nearly 

 equaling the triangular -lanceolate 

 calyx-lobes; petals 5 (or sometimes 

 4), pale yellow, 2 to 2i/2 lines long, 

 widely spreading, spatulate-obovate 

 or rhomboid with conspicuous claw, 

 the broad blade often truncate or 

 slightlj^ emarginate at apex; stamens 

 15 to 20; filaments filiform, short; 

 achenes 5 to 10. 



Gravelly soil, open pine forest or 

 borders of alpine meadows, 7500 to 

 9300 feet : mountains of the upper 

 Kings, Kaweah and Kern rivers. 

 July-Aug. 



Locs.— "Williams Mdw., South Fork 

 Kings Eiver, Jepson 759 ; Kaweah Mdws., 

 Purpiis 5126; Sand Mdw., South Fork Ka- 

 weah Eiver, Jepson 4676; Volcano Creek, 

 Jepson 4938. 



Eefs. — POTENTILLA CAMPESTRIS JepsOn, 



Man. 490, fig. 485 (1925). P.utahensisvar. 



campestris Jones, Proe. Cal. Acad. ser. 2, 



5:679 (1895), type loc. Whitney Mdws., 



Tulare Co., Coville 4" Funston 1624. Ivesia 



utahensis var. campestris Jones I.e. HorTcelia 



campestris Eydb. Mem. Dept. Bot. Columbia 



Univ. 2:147, pi. 88, figs. 1-4 (1898). Ivesia campestris Eydb. N. Am. Fl. 22:285 (1908). 



Eorl-elia mollis Eastw. Bot. Gaz. 41:286 (1906), type loc. Hockett Mdws., Tulare Co., Culbertson 



4405. Ivesia mollis Eydb. N. Am. Fl. 22:285 (1908). 



26. P. unguiculata Greene. Meadow Ivesia. (Fig. 163). Stems many, as- 

 cending, leafy, 5 to 15 inches high; herbage villous but gi-een; leaves pinnate, the 

 basal and cauline with blades 2 to 4 inches long, the petioles % to 1/3 as long; leaflets 

 crowded, 3 or 4-cleft into linear divisions, 11/2 to 21/2 lines long; cyme compact, 

 sparingly branched, leafy-bracted, the clusters capitate; flowers 4 lines wide; calyx 

 and bractlets usually purplish or rose; petals white, spatulate or obovate with 

 rounded or truncate apex, at base drawn down to a long narrow claw, 1^/2 to 2 lines 

 long; stamens 10 to 15; filaments filiform; pistils 1 to 5, usually not all maturing. 



Meadows and moist slopes, 5000 to 8000 feet : Sierra Nevada from Mariposa and 

 Fresno Cos. to Inyo Co. July-Aug. 



Fig. 163. PoTENTiLLA uNGUicuLATA Greene. 

 a, habit, X V2 ; &, long. sect, of fl., X 4% ; c, petal, 

 X 71/0 ; d, stamen, X 10; e, achene, X 14. 



