240 CYPERACEAE 



obovoid, or oblong-obovoid, obscurely nerved, abruptly short-beaked, the beak 

 0.5 mm. long. 



Montane, 4000 to 8000 ft. : Sierra Nevada from Tuolumne Co. to Tulare Co. ; 

 San Jacinto Mts. 



Locs. Little Yosemite, Jcpson 4395; Dunlap, Griffiths 4682; Mt. Silliman, Dudley 1504; 

 San Jacinto Mts., Parish 1574. 



Eefa. CAREX YOSEMITANA Bailey, Mem. Torr. Club 1:8 (1889); Mackenzie, Erythca 8:83, 

 fig. 45 (1922). C. sartwclliana Olney, Proc. Am. Aead. 7:396 (1868), type loc. Yosemite 

 Valley, Brewer 1636, not C. sartwellii Dew. 1842. C. congdomi Bailey, Bot. Gaz. 21:6 (1896), 

 type loc. Mt. Warren Pass, Tuolumne Co., Congdon. 



118. C. oregonensis Olney. Rootstocks slender, woody, creeping; culms 

 1 to 5 dm. high, rigid, smooth ; leaf -blades thick, rigid, 3 to 5 mm. wide, canalicu- 

 late, mostly exceeding culms ; terminal 2 or 3 spikes staminate, linear, 8 to 25 mm. 

 long; pistillate spikes 3 or 4, 1.5 to 5 cm. long, the lower more or less separate, 

 closely erect, closely flowered above or loosely below, the perigynia appressed 

 ascending; scales ovate, acute to cuspidate, chestnut brown tinged; perigynia 

 ovoid, obtusely triangular, 4 to 5 mm. long. 



Mountain meadows, Siskiyou Co. (Medicine Lake, Goldsmith 29, 29a). North 

 to Washington. 



Eefs. CAREX OREGONENSIS Olney, Proc. Am. Aead. 8:407 (1872), type from Ore., Hall; 

 Bailey, Proc. Am. Aead. 22:73 (1886); Kiik. in Engler, Pfl'zr. 4 20 :745, fig. 127 (1909); 

 Mackenzie, Erythea 8:84, fig. 46 (1922). C. halliana Bailey, Bot. Gaz. 9:117 (1884), type 

 from Ore., Hall, not. C. hallii Olney (1871). 



119. C. lanuginosa Michx. (Fig. 36d-f.) Culms 3 to 10 dm. high, sharp- 

 angled and rough above ; leaf -blades flat, 1.5 to 5 mm. wide, rough ; staminate 

 spikes 1 to 3, up to 3 cm. long, distant ; pistillate spikes 1 to 3, oblong-cylindric, 

 1 to 5 cm. long, sessile or short-peduncled, closely flowered; scales lanceolate, 

 acuminate or aristate, reddish-brown tinged; perigynia broadly ovoid, 2.5 to 

 3.5 mm. long, the nerves obscure. 



Wet meadows or swamps in the valleys and mountains, 500 to 8000 ft. : coastal 

 Southern California ; western Mohave Desert ; upper San Joaquin Valley ; Sierra 

 Nevada from Tulare Co. to Siskiyou Co. North to British Columbia, east to 

 Nova Scotia. 



Locs. Southern California: Santa Ana, Geis 559; El Monte, Los Angeles, Johnston; San 

 Bernardino Valley, Parish 1052; Victorville, Parish 9705. Greenfield, Kern Co., Davy 1830. 

 Sierra Nevada: Mt. Whitney, Dudley 2509; Snow Creek, Yosemite, Congdon; Kennedy Mdw., 

 Tuolumne Co., A. L. Grant 222a; Lake Tahoe, L. S. Smith 640; Jess Valley to Blue Lake, 

 Griffiths $ Hunter 426; Sisson, Jepson 5792. 



Eefs. CAREX LANUGINOSA Michx. Fl. Bor. Am. 2:175 (1803), type loe. Lake Mistassins, 

 Canada; Mackenzie, Erythea 8:85, fig. 47 (1922). C. aemato-rhyncha Olney in Bot. King 373 

 (1871), not Desv. C. filiformis L. var. latifolia Boeckl. Linnaea 41:309 (1877), based pri- 

 marily on C. lanuginosa Michx. C. filiformis L. var. aematorhyncha W. Boott in Bot. Cal. 

 2:250 (1880). C. lasiocarpa Ehrb. var. lanuginosa Kiik. in Engler, Pflzr. 4 20 :748 (1909). 

 C. watsoni Olney I.e. 370, type loc. Carson City, Nev., Watson 1246. 



120. C. sheldonii Mackenzie. Culms very smooth below the spikes, 5 to 

 10 dm. high, not fibrillose at the base ; leaf -blades 3.5 to 6 mm. wide, the sheaths 

 dark-tinged at the mouth, the basal breaking and slightly filamentose; staminate 

 spikes 2 or 3, distant ; pistillate spikes usually 2, 2 to 5 cm. long, rather closely 

 flowered; scales ovate-lanceolate, acuminate or cuspidate; perigynia 5 to 6 mm. 

 long. 



Swamps, Warner Mts., northeastern California (Jess Valley to Blue Lake, 

 Griffiths & Hunter 429 ) . North to Oregon, east to Idaho. 



Eef. CAREX SHELDONII Mackenzie, Bull. Torr. Club 42:618 (1915), type loc. Clarks Creek. 

 Ore., Sheldon 8854. 



