42 THE GENUS CAREX IN CALIFORNIA 



Refs.: Cabex ph.eocephala Piper, Contr. U. S. Nat. Herb. 11: 172 (19061. C. leporina L. 

 var. americana Olney, Proc. Am. Acad. 8: 407 (1872), name only, type from Oregon, Hall 583; Bailey, 

 Proc Am. Acad. 22: 152 (1886). "C. leporina L." Bailey in Coulter Manual Bot. Rocky Mts., 396 

 (1885). "C. Preslii Steud." Bailey, Mem. Torr. Club 1: 52 (1889). "C. petasata Dewey" Holm, Am. 

 Jour. Sci. (4) 16: 20 (1903); Kiik. in Engler, Pflzr. 420 : 209 (1909). 



38. C. leporinella Mackenzie. Very densely cespitose from short creeping 

 rootstocks; culms smooth, 1.5-3 dm. high, exceeding leaves; spikes 3-6, gynaecandrous, 

 forming a head 1.5-3 cm. long, the spikes narrowly oblong-oval, 6-15 mm. long, 3-5 

 mm. wide, short-clavate at base, the 8-20 perigynia appressed; lowest bract occasion- 

 ally somewhat developed; scales ovate, acute, reddish-brown with lighter midvein 

 and hyaline margins, covering perigynia; perigynia 4 mm. long, scarcely 1 mm. 

 wide, very narrowly margined, serrulate above middle, finely striate dorsally, few- 

 nerved ventrally, tapering at base and at apex into the short (1 mm. long) beak, 

 which is hyaline at apex and obliquely cut dorsally. 



Type Locality: Pyramid Peak, El Dorado Co., California (Hall & Chandler 

 4716). 



Summits of high mountains, Washington to California; collected so far in 

 California only in the central part of the Sierra Nevada. 



Locs.: Pyramid Peak, El Dorado Co., Hall & Chandler 4716; Tuolumne Soda Spgs., Congdon; 

 Summit Valley, Sierra Nevada, Pringle. 



Refs.: Carex leporinella Mackenzie, Bull. Torr. Club 43: 605 (1917). "C. tenuirostris 

 Olney" Bailey, Mem. Torr. Club 1: 15 (1889), as to plant described. 



39. C. Davyi Mackenzie. Densely cespitose, the culms 2.5-3.5 dm. high, 

 smooth, erect, slender, much exceeding leaves; leaf-blades 1.5-2.5 mm. wide; head 

 about 2.5 cm. long, the spikes usually 3, approximate, oblong-obovoid, 12-18 mm. 

 long, 6-8 mm. wide, with 10-15 appressed perigynia; bracts not developed; scales 

 oblong-ovate, very obtuse, chestnut with lighter center and hyaline margins, about 

 Yi length of perigynia; perigynia thin, 7.5 mm. long, 2 mm. wide, strongly many 

 striate dorsally, striate ventrally, contracted and substipitate at base, narrowly 

 margined to base and serrulate to middle, the sharply bidentate reddish tinged 

 beak not differentiated from body, the apex obliquely cut dorsally. 



Type Locality: Truckee River, Placer Co., California (Davy 3266). 

 Sierra Nevada, from Placer Co. to Tulare Co. 



Locs.: Devils Basin and Snowy Cascade, El Dorado Co., Brainerd; Truckee River, Placer 

 Co., Davy 3266; Big Trees, Calaveras Co., Hillebrand 2322; Mt. Whitnev, Dudley 2484. 



Refs.: Carex Davyi Mackenzie, Bull. Torr. Club 43: 606 (1917). "C. siccata Dewey" W. 

 Boott in S. Wats. Bot. Cal. 2: 230 (1880). 



40. G. specifica Bailey. Culms 2.5-4.5 dm. high, smooth or nearly so, erect, 

 stiff, much exceeding leaves; leaf-blades 2-3.5 mm. wide, flat or canaliculate; head 

 globose, 1.5-2 cm. long and nearly as wide, the spikes 6-10, oblong-ovoid, 6-9 mm. 

 long, 4 mm. wide, tapering at each end, gynaecandrous with 8-15 appressed perigynia; 

 bracts little developed; scales lance-ovate, exceeded by perigynia, acute, reddish- 

 brown with lighter midvein and narrow hyaline margins; perigynia thin, plano- 

 convex, 6 mm. long, 1.5 mm. wide, several to many nerved on both faces, contracted 

 and substipitate at base, narrowly winged to base, serrulate above, tapering into a 

 bidentate beak J^ length of body, the tip light reddish tinged and obliquely cut 

 dorsally. 



Type Locality: Silver Valley, Alpine Co. (Brewer 1969). 

 Sierra Nevada, from El Dorado Co. to Tulare Co. 



Locs.: Volcano Creek, upper Kern River, Tulare Co., Hall & Babcock 5472; Yosemite, Abrams 

 5443, Hitchcock; Cone Meadow, Tulare Co., Dudley; Mountain Lake, Tulare Co., Dudley 965; Marble 

 Fork, Kaweah River, Dudley 1790; Echo Lake, Slippery Ford and Little Lake, El Dorado Co., Brainerd 

 188, 191; Silver Valley, Alpine Co., Brewer 1969; head of Tuolumne River, Brewer 1774; Ebbetta 

 Pass, Brewer 2020, 2079; Miller Creek near Rubicon River, Leiberg 5343; Soda Spgs. of San Joaquin, 

 Madera Co., Congdon; Cahoon Meadow, Tulare Co., Dudley. 



