SEDGE FA^IILY 



329 



122. Carex raynoldsii Uewey. 

 Raynolds's Sedge. Fig. 798. 



Carev raviwldsii Dewey, Am. Journ. Sci. II. 32: 39. 1861. 

 Carex lyalHi Boott, 111. Car. 4: 150. pi. 4SS. 1867. 



Rootstocks Stout, soloniferous, the culms 2-4 dm. higli, stout, 

 sharplv angled, smooth or nearly so, little or not at all tibrillose, 

 but purpish tinged at base, clothed at base with the dried up 

 leaves of previous year. Leaf-blades 3-8 mm. wide, fiat ; termmal 

 spike staminate, about 1.5 cm. long, 4 mm. wide, the lateral 

 pistillate spikes 2 or 3, approximate or lowest separate, peduncled, 

 erect, oblong, 1-2 cm. long, 7-8 mm. wide, closely 15-40-fiowered ; 

 lowest bract about equalling culm, sheathless ; scales ovate, cuspi- 

 date, nearly as wide as but exceeded by perigynia, blackish with 

 lighter midvein ; perigynia oblong-oval, round in cross-section, 

 4.5 mm. long, 2 mm. wide, densely puncticulate. prominently 2- 

 keeled and slender nerved, membranaceous, greenish straw- 

 colored, rounded and substipitate at base, the very short beak 

 minutelv bidentate ; achenes triangular, broadly obovoid, 2.25 

 mm. long: style slender, straight, articulated to achene and in 

 age deciduous ; stigmas 3. 



Mountain meadows and bogs, Canadian and Hudsonian Zones; Alberta 

 and Colorado to Washington and northern California, extending south m 

 the Sierra Nevada to Tulare County. Type locality: Pierre's Hole, Snake 

 River Vallev, altitude 6000 feet. 



123. Carex bifida Boott. 



799. 



Bifid Sedge. 



Fig. 



Care.r bifida Boott; Olney, Proc. Am. Acad. 7: 394. 1868. 

 Care.v serratodcns W. Boott in S. Wats. Bot Calif 2: 24d. 1880. 

 Care.v aequo C. B. Clarke, Kew Bull. Misc. Inf. Add. Ser. 8: 86. 1908. 



Cespitose but stoloniferous, the culms sharply triangular, 

 slender, smooth, 4-8 dm. high, the basal ^sheaths purphsh- 

 tinged and tilamentose. Leaf-blades 1.75-3.5 mm. wide; 

 terminal spike 1.5-3 cm. long, sessile or short-peduncled. 

 staminate or with some perigynia in the middle ; pistillate 

 spikes 3-5. erect, the upper approximate and sessile, the lower 

 more or less separate and short-peduncled, oblong, 8-18 mm. 

 long. 6-8 mm. wide, with 20-40 at length spreading perigynia; 

 lowest bract exceeding culm, purplish tinged at base, scarcely 

 sheathing; scales ovate, more or less strongly exceeded by 

 perigvnia, acute or rough mucronate, reddish-brown w^ith 

 lighter center; perigynia narrowly ovate, flattened triangular, 

 about 10-nerved, 3-4.5 mm. long, green, puncticulate, mem- 

 branaceous, sessile, rounded at base, abruptly short-beaked, 

 the beak 0.5-1 mm. long, bidentate, the teeth minute, rough 

 and purplish tinged w^ithin ; achenes triangular ; style slender, 

 straight, articulated to achene and in age deciduous; stig- 

 mas 3. 



From Jackson County, Oregon, southward in California, mostly in 

 the Coast Ranges, to San Luis Obispo and Kern Counties, Upper So- 

 noran Zone. Tvpe localitv: Salinas Valley, Monterey County, California. 



124. Carex buxbaiamii ^^'ahl. 



Buxbatim"s Sedge. 



Fig. 800. 



Carex polxgama Schk. Riedgr. 1: 84. pi. 10, f. 76. 1801; not J. F. Gmel. 1791. 

 Carex subulata Schum. Fl. Saell. 1: 270. 1801; not T. F. Gmel 1/91. ^ 

 Carex biixbaumii Wahl. Vet.-Akad. Handl. Stockholm 24: 163. 180j. 

 Carex holmiana Mackenzie, Bull. Torrey Club 36: 481. 1909. 



Densely cespitose, but with long stolons, the culms 2-9 dm. 

 high, aphvllopodic, sharplv angled, rough above, slender but 

 stiff, stronglv reddish purple and tilamentose at base. Leaf-blades 

 2^ mm. wide, glaucous-green, long-pointed ; spikes usually 3 or 

 4, erect, 8-40 mm. long, 8 mm. wide, with many perigynia, 

 sessile or short-peduncled, the terminal gynaecandrous, the 

 lateral pistillate: bracts sheathless, the lowest scarcely equalling 

 the culm; scales oblong ovate, exceeding perigynia. awned, 1-3- 

 nerved: perigvnia 3-4 mm. long, sub-erect, obovoid. triangular, 

 scarcelv inflaVed. glaucous green, lightly many nerved, densely 

 papillose, short stipitate. very short-beaked, the beak minutely 

 bidentate; achenes triangular; style slender, straight, articulated 

 to achene, and in age deciduous ; stigmas 3. 



Bogs, Canadian and Transition Zones; Greenland to Alaska, south to 

 Georgia, Arkansas, Colorado, and California; widely distributed in northern 

 Eurasia; rare and local in our range. Type locality: Europe. 



