706 CYPERACE.E cabex 



1-1 >£ lines wide, shorter than the stem; lower bract leaf -like, 6-12 lines 

 long: staminate spikes usually short-peduncled, about an inch long: pistillate 

 spikes 1-3, short-oblong, few-flowered: perigynia white or light colored, qb- 

 ovate, tipped with a rather atout 2-toothed beak, hairy, shorter than the brown 

 scarious-margined acute or mucronate scale, In pine forests, eastern Wash- 

 ington and Oregon. . 



C. deflexa Hornem. Plantel. ed. 3, i, 938. Very low and much tufted : 

 stems 1-6 inches high, setaceous, more or less curved or spreading: leaves 

 narrow, nearly equalling or longer than the stems : staminate spike min- 

 ute and nearly always invisible in the head; pistillate spikes 2 or 3, 2-5 

 flowered, green or green and brown, all aggregated into a small head, the 

 lowest one always more or less short-peduncled and subtended by a leafy 

 bract 4-6 lines long: perigynium very small, much contracted below, 

 tipped with a very small flat beak. Alpine prairies eastern Oregon to 

 Alaska, Greenland and Vermont. 



Var. media Bailey Mem. Torr. Bot. Club 1, 73. Rather stiff, 4-12 

 inches high, in dense tufts, most of the stems somewhat exceeding the 

 leaves : staminate spike prominent and erect, 4-5 lines long : pistillate 

 spikes 2-3, all scattered, the lowest peduncled and subtended by a bract 

 which surpasses the stem. In the mountains of eastern Oregon to Montana. 



C. umbellata Schk. Reidgr. Nachtr. 75. Closely tufted and matted, 

 stoloniferous : stems filiform, 1-6 inches long, erector reclining: leaves 

 % — 1% line wide, usually much exceeding the stems: staminate spike, 

 solitary, terminal 4-6 lines long commonly conspicuous: pistillate spikes 

 1-3, all filiform peduncled from the basal sheaths or 1 or 2 of them sessile 

 or very nearly so at the base of the staminate, ovoid-oblong, several -flow- 

 ered, 2-4 lines long: perigynia oval, finely pubescent, pale, obtusely 

 3-angled, tipped with a subulate 2-toothed beak nearly as long as the body, 

 about as long as the ovate-lanceolate acuminate or shortawned scales. 

 Oregon to the eastern states. 



C. globosa Boott Trans. Linn. Soc. xx. 125. Stoloniferous: stems 

 4-16 inches high, very slender, scabrous, clothed at base with reddish 

 brown sheaths that break up into thread-like fibres: leaves firm, 1-2 lines 

 wide, the lower longer than the stem : lower bracts longer than the spikes : 

 staminate spike 6-12 lines long, a line thick; pistillate spikes oblong, 

 loosely 2-9-flowered, 3-6 lines long, 2 lines thick, the upper sessile and 

 close to the staminate, the others remote and pedunculate, scales oblong 

 or lanceolate, acute or cuspidate, purple with green midrib and hyaline 

 margins : perigynium more or less purple, globose, produced at base, ab- 

 ruptly beaked with a bidentate orifice, hirsute scabrous, broader than 

 the scale. Washington to California. 



C. inops Bailey Proc. Am. Acad, xxii, 126. Stems slender, rigid, 

 sharply angled, a loot high, from long and erect rootstocks: leaves numer- 

 ous, rigid, narrow, long-pointed, about half as long as the stem: spikes 

 3-4, all aggregated and sessile at the top of the stem, the lowest subtended 

 by asheathless bract of about its own length, the terminal spike staminate, 

 about an inch long, the others half as long and staminate at the top: per- 

 igynia small, elliptic, brown below, very abruptly produced into a white 

 straight and deeply cut beak, scabrous below, hairy on the shoulders and 

 beak, about as long as the brown-centred broad acute scale. On sandy 

 ground among timber on Mount Hood. 



Tribe viii Phyllostachys Carey Gray's Man. 1848, 53K. 

 Spikes solitary, staminate above ; pistillate flowers few, often 

 remote, usually on a more or less zigzag rachis : scales prolonged 

 and leaf-like or scabrous. 



