36 THE GENUS CAREX IN CALIFORNIA 



Boggy places from Newfoundland to Maryland west to Washington and Cali- 

 fornia, where reported only from the Lake Tahoe region, and the extreme northern 

 part. 



Locs.: FallenLeaf Lake, Lake Tahoeregion, Abrams 4796; Bald Mt., Humboldt Co., TVaej/4532. 



Refs.: Carex angustior Mackenzie in Rydb. Fl. Rocky Mts. 124 (1917). C. stellulata 

 Good. var. angustata Carey, Gray's Manual 544 (1848), same type; Ktik. in Engler, Pflzr. 4 2 0; 230 

 (1909). C. echinata Murr. var. angustata Bailey, Mem. Torr. Club 1: 59 (1889). C. sterilis Willd. var. 

 angustata Bailey, Bull. Torr. Club 20: 425 (1893). C. Leersii Willd. var. angustata Mackenzie in Small 

 & Carter, Flora Lancaster Co., Pa., 55 (1913). 



27. C. illota Bailey. Cespitose with short prolonged rootstocks, the culms 

 1-2.5 dm. high, slender but strict, roughened above; leaf-blades short, 1.5-3 mm. 

 wide, flat; spikes 3-5, forming a dense capitate head 6-10 mm. long, and nearly as 

 wide; bracts absent; scales broadly ovate, obtuse, brownish-black with light mid- 

 vein and scarcely hyaline margins; perigynia ovate, 3 mm. long, membranaceous, 

 smooth, shining, nerved on both faces, rounded and spongy at base, brownish-black, 

 at length spreading, the beak }i length of body, smooth or nearly so, emarginate. 



Type Locality: Colorado (Hall & Harbour 591). 



High mountains, Wyoming and Colorado west to Washington and California. 

 In California it is known only from the Sierra Nevada, where it is reported from 

 Tulare Co. to El Dorado Co. 



Locs.: Yosemite, Congdon 88, 89; Mono trail, Bolander 6207; Soda Spgs. of San Joaquin, 

 Madera Co., Congdon; Tuolumne Soda Spgs., Congdon; Devils Basin and Lake Andrain, El Dorado 

 Co., Brainerd; Camp Alta, Tulare Co., Dudley 992; Little Kern River, Dudley 1054; Kettle Mt., Fresno 

 Co., Dudley; Kings River, Fresno Co., Dudley 3299. 



Refs.: Carex illota Bailey, Mem. Torr. Club 1: 15 (1889), not Parish, Bull. S. Cal. Acad. 

 5: 52 (1906); Kuk. in Engler, Pflzr. 420 : 227 (1909). C. Bonplandii Kunth. var. minor Boott, Proc. 

 Acad. Phila. 77 (1863), same type. "C. Bonplandii Kunth. var. angustifolia Boott" W. Boott in 

 S. Wats. Bot. Cal. 2: 233 (1880), mostly. 



XL DeweyaNjE Tuckerm. Densely cespitose. Culms triangular. Sheaths not red- 

 dotted or cross-rugulose. Spikes 3-8, gyneecandrous, pistillate or rarely stam- 

 inate, simple. Lower one or two bracts often conspicuous. Perigynia plano- 

 convex, light or yellowish-green, 3.5-5.5 mm. long, appressed, the body ovate 

 or linear-oblong, strongly spongy at base, only upper half sharp-edged, round- 

 tapering at base, nerved on the outer face, nerved or nerveless on the inner 

 face, the beak bidentulate to deeply bidentate. Achenes lenticular. Style 

 slender, jointed with achene, deciduous. Stigmas 2. 



28. C. leptopoda Mackenzie. Rootstocks slender, elongate; culms slender, 

 erect, 3-7.5 dm. high, little brownish tinged at base, roughened beneath head, ex- 

 ceeding leaves; leaf-blades 2.5-5 mm. wide, flat, smooth, pale green; spikes 4-7, 

 ovoid-oblong or linear-oblong, the lower 1-3 separate, with 6-18 perigynia; lower 

 bracts usually shorter than the head; scales not reddish-brown tinged, mostly cus- 

 pidate; perigynia ovate-lanceolate, 3.5-4 mm. long, 1.5 mm. wide, rounded, sub- 

 stipitate and somewhat spongy at base, obscurely nerved on outer face, nerved at 

 base only on inner face, tapering into the serrulate shallowly bidentate beak about 

 ]4 length of body, the upper part of body not covered by scale. 



Type Locality : Elk Rock, near Oswego, Clackamas Co., Oregon (Heller 10052) . 



Damp woods from British Columbia to California eastward to Idaho. In 

 California it is found west of the higher parts of the Sierra Nevada as far south 

 as Santa Cruz and Tulare Cos. 



Locs.: Dinsmores Ranch, Humboldt Co., Tracy 4267; Oakland Hills, Bolander; Olema, Marin 

 Co., Davy 4333; Mineral King, Hall & Babeock 5373; Eureka, Dudley, Tracy 921; Sherwood Valley, 

 Mendocino Co., Dudley; Kaweah River, Coville & Funston 1344; Redwood Park, Santa Cruz Co., 

 Dudley; Dutchflat, Dudley; San Antonio Creek, Calaveras Co., Dudley; Yosemite, Brewer, Bolander 

 6201; Coffee Creek, Goldsmith 18, 19a; McCloud, Goldsmith 8; Pine Ridge, Fresno Co., Hall & Chandler 

 238 (in part), Kellogg & Harford 1072; Redwood Creek, Humboldt Co., Tracy 4746. 



Refs.: Carex leptopoda Mackenzie, Rydb. Fl. Rocky Mts. 124 (1917). "C. Deweyana 

 Schw." W. Boott in S. Wats. Bot. Cal. 2: 236 (1880) in part; Kuk. in Engler, Pflzr. 420 : 233 (1909), 

 in small part. 



