222 



CYPERACEAE 



Locs. Southern California: Mt. San Jacinto, Reed 2499; Mt. San Gorgonio, Geo. B. Grant 

 6403. Sierra Nevada: Poison Mdw. near Big Arroyo, upper Kern River, Jepson 1131; Mt. 

 Dana, Bolander 5069; Strawberry, Tuolumne Co., A. L. Grant 109; Mt. Tallac, Abrams 4848; 

 Hot Springs Valley, Lasaen Peak, Jepson 4101; Modoe Co., Manning 592 (in part). Hum- 

 boldt Co.: Samoa, Tracy 873. 



Refs. CAREX ABRUPTA Mackenzie, Bull. Torr. Club 43:618 (1917), type loc. w. branch 

 North Fork Feather Eiver near Stirling, Heller 10820; Erythea 8:45, fig. 19 (1922). C. ner- 

 vina Parish, BulL S. Cal. Acad. 5:26 (1906), not Bailey. C. f estiva var. stricta Parish, I.e. 

 53 in part, not Bailey. 



48. C. mariposana Bailey. Culms 2.5 to 6 dm. high ; leaf -blades 2 to 3 mm. 

 wide; head oblong or ovoid, 2 to 3.5 cm. long, the spikes 4 to 12, the upper 

 approximate, the lower 1 to 3 slightly separate, oblong-ovoid, 8 to 12 mm. long, 

 the perigynia closely appressed; scales ovate, acute; perigynia narrowly ovate, 



5 mm. long, green or in age straw-colored, tapering into a beak 14 length of body. 



High montane : 5000 to 9000 ft. : Sierra Nevada from Shasta Co. to Tulare 

 Co. ; San Gabriel Mts. and San Bernardino Mts. 



Locs. Sierra Nevada: Hat Creek, Shasta Co., Eggleston 7880; Squaw Valley, Placer Co., 

 L. S. Smith 558 (in part) ; Cow Creek, Tuolumne Co., Jepson 6515; Yosemite, Bolander 4962, 

 6222; North Fork, Fresno Co., Griffitlis; Hockett Mdw., Tulare Co., Dudley 1901. Southern 

 California: Mt. San Antonio., Hall 2416; Mt San Gorgonio, Hall 7635. 



Eefs. CAREX MARIPOSANA Bailey, Bull. Torr. Club 43:619 (1917), type loc. Tuolumne 

 Mdws., Jepson 4476. C. preslii Parish, Bull. S. Cal. Acad. 5:52 (1906), not Steud. C. adusta 

 W. Boott in Bot. Cal. 2:238 (1880) in small part, not Boott. 



49. C. Integra Mackenzie. Culms 1.5 to 3.5 dm. high, smooth; leaf -blades 

 1 to 2 mm. wide; head 1 to 2 cm. long, the spikes 4 to 8, densely aggregated, 

 oblong-obovoid, 4 to 8 mm. long, the perigynia appressed-ascending ; scales ovate, 

 acute, dark chestnut; perigynia nerveless or nearly so ventrally, narrowly mar- 

 gined, the beak y 2 length of body or more. 



Montane, Sierra Nevada from Tulare Co. to Siskiyou Co., 4000 to 8000 ft. 

 North to Oregon. 



Locs. Olancha Mt., Hall $ Babcock 5249; upper Kings River, Dudley; Yosemite, Abrams 

 4399; Slippery Ford, Eldorado Co., Brainerd 216; Squaw Valley, Placer "Co., L. S. Smith 556 

 (in part); Hat Creek, Shasta Co., Eggleston 7380; Mt. Shasta, H. E. Brown 357. 



Refs. CAREX INTEGRA Mackenzie, Bull. Torr. Club 43:608 (1917), type loc. Summit, Placer 

 Co., Heller 9841; Erythea 8:46, fig. 20 (1922). 



50. C. teneraeformis Mackenzie. Culms 3 to 4.5 dm. high, very slender, 

 smooth or nearly so; leaf -blades averaging 1.5 mm. wide; head 1.5 to 2.5 cm. 

 long, the spikes 5 to 8, readily distinguishable and more or less separate, 3.5 to 



6 mm. long, the perigynia loosely appressed; scales ovate, acute, light brown; 

 perigynia plano-convex, thickish, nerveless or nearly so ventrally, tapering into 

 the slender beak 1 mm. long. 



Middle altitudes, 4000 to 8000 ft. : Sierra Nevada from Butte Co. to Tulare 

 Co. ; Lake Co. ; San Gabriel Mts. 



Locs. Sierra Nevada: Jonesville, Butte Co., Hall 9781; Gold Lake, Sierra Co., Hall <$ 

 Babcock 4497; Calaveras Big Trees, A. L. Grant 4c; Strawberry, Tuolumne Co., Jepson 6505; 

 Eagle Peak, Yosemite, Jepson 4374; Hunters Mdw., Fresno Co., Dudley 3261; Kaweah River, 

 Dudley 1410; Mt. Sanhedrin, Heller 5959. Southern California: San Antonio Mts., Swan # 

 Chase; Ontario Peak, Johnston 1503. 



Ref. CAREX TENERAEFORMIS Mackenzie, Bull. Torr. Club 43:609 (1917), type loc. Jones- 

 ville, Butte Co., Hall 9781. 



51. C. amplectens Mackenzie. (Fig. 32d-f.) Culms stiff, 5 to 8 dm. high; 

 leaf-blades 2.5 to 4 mm. wide ; head 2.5 to 5 cm. long, the 6 to 12 spikes approxi- 

 mate, oblong-ovoid, 7 to 15 mm. long, the perigynia closely appressed; scales 

 ovate, acute or short-cuspidate, greenish; perigynia ovate, 3.5 to 4 mm. long, 

 light green, narrowly margined, several-nerved on both faces, contracted into a 

 beak i/ 2 length of body or less. 



Sierra Nevada from Shasta Co. to Tulare Co., 4000 to 9000 ft. 



Locs. Hat Creek, Shasta Co., Eggleston 7493; Yosemite, Jepson 4265a, 4388 (in part); 

 Soda Creek, Tulare Co., Dudley 1949. 



Refs. CAREX AMPLECTENS Mackenzie, Bull. Torr. Club 43; 611 (1917), type loc. Lover's 

 Leap, Eldorado Co., Brainerd 209; Erythea 8:47, fig. 21 (1922). 



