114. C. alpina Sw. 
Hart, Brit. Pol. Exp. p.72 and p. 241; Lge. Consp. Fl. Groenl. p. 138 
and p. 289; Hartz, Nordést Groénl. p.346; Trautv. Pl. Sib. bor. p. 125; 
Kurtz, Fl. d. Tschuktschenh. p. 478; Fl. D. tab. 403; C. Vahlii Hook. FL 
bor. Am. II p. 216; Taylor, Pl. coll. at Davis Str. and Baff. Bay p. 85. 
Ceespitose, culm rigid, erect, trigonous with sharp, scabrous 
edges, longer than the leaves; leaves flat, 1,5—2,5 mm. broad, 
scabrous on the margins; lower bract leafy, not sheathing; spikelets 
3—4, ovoid-globose, densely aggregated, very short-stalked, terminal 
spikelet clavate, male at the base, the others female; scales blackish- 
brown, ovate, obtuse, shorter and narrower than the utricles; utricles 
ovate, plano-convex, somewhat spreading, pale or blackish-brown 
above, nerved and faintly papillose, with scabrous margins above 
and a short, two-toothed beak; stigmas 3. 
Am.: Arctic Coasts (!), Cumberland Gulf, Ellesmere Land at 78° 52’, ° 
West Greenl. 60°—72° 20’ (!), East Greenl. c. 70° 30’ (!). As.: Mouths of 
the Yenissei and Lena, Chukches Land. 
Geogr. area: Northern North America, Iceland, Great Britain, 
North Europe, Central European Mountains, Ural, Siberia, Altai, Himalaya. 
115. C. holostoma Drej., Revis. crit. Car. bor., 1841, p. 447. 
Lge. Consp. Fl. Groenl. p.139 and p. 289; FI. D. tab. 2428. 
Rhizome with stolons; culms erect, smooth, trigonous, longer 
than the leaves; leaves flat, 1—2 mm. broad; terminal spikelet small, 
few-flowered, linear, male, closely associated to the upper female 
spikelet; female spikelets 2, short-cylindrical, short-stalked ; the lower 
bract short, leafy; scales ovate, obtuse, blackish-brown, sometimes 
with paler midvein, shorter than the utricles; utricles ovate-globose, 
nerve-less, smooth, nearly beak-less and with entire orifice, pale 
or blackish-brown above; stigmas 3. 
Am.: West Greenl. 68° 25'—72° 20’ (!). 
Geogr. area: West Greenland. 
116. C. stylosa C. A. Mey., Mém. prés. a l’Acad. Imp. de St. 
Petersb. par div. sav., 1831, p. 222, tab. XII. 
Rosenvy., Till. p. 723; C. nigritella Drej., Revis. crit. Car. bor. p. 450; 
Lge. Consp. Fl. Groenl. p.150 and p. 292; Fl. D. tab. 2369. 
Czespitose; culms erect, trigonous with sharp, scabrous edges, 
a little longer than the leaves; leaves flat with scabrous margins; 
terminal spikelet well-developed, linear, male, light-brown; female 
spikelets 2—8, short-cylindrical, the lower one stalked and with a 
not sheathing leafy bract; scales blackish with paler midyein and 
margins, obtuse, a litthe shorter than the utricles; utricles ovate- 
