il 
with revolute margins and without fibrillose margins; scales of the female 
spikelets not elongated; mountains and marshes. 
131. C. rigida Good. 
Lge. Consp. Fl. Groen:. p.145 and p.291; Rosenv., Till. p.723; Hartz, 
Nordoést Gronl. p. 346; Hook. Fl. bor. Am. II p. 217; Eastwood, Pl. coll. 
at Nome City, p.130; Taylor, Pl. coll. at Davis Str. and Baff. Bay p. 85; 
Hart, Brit. Pol. Exp. p. 241; Cornell Party, Peary Voy. 1896, p. 422; 
Trauty. Consp. Fl. Nov. Zeml. p. 82; Blytt, Bidrag p.9; Feilden, Fl. of 
Kolguey p. 84; Kjellm. & Lundstr., Nov. Seml. p. 316; Kjellm., Sib. Nordk. 
Fanerogamfl. p. 251, et f. longipes p. 276{; Kjellm., As. Beringss. p. 563; 

Fig. 52. Carex rigida Good. */, nat. size. (Spec. from Arctic Norway). 
Trauty. Fl. rip. Kolym. p. 566, Fl. Taim. faenog. p. 22, Pl. Sib. bor. p.131; 
Ekstam, Spitsb. p.69; Fl. D. tab. 159, 2479, 2480; f. inferalpina Kjellm., 
Vest-Eskim. Land p. 57; C. Bigelovii Cornell Party, Peary Voy. 1896, 
p. 419 and p. 422; C. saxatilis Ledeb. Fl. Ross. IV p. 309; Schmidt, FI. 
Jeniss. arct. p. 125; C. hyperborea Drej., Revis. crit. Car. bor. p. 461 
ex maxima parte; Lge. Consp. Fl. Groenl. p. 145 and p. 290; Rosenv., 
Till. p. 722; Hartz, Norddst Grénl. p. 346; Fl. D. tab. 2482; Trautv. FI. 
Terr. Tschuktsch. p. 39 (?); C.limula Lge. |. c. p. 292; C. groenlandica Lge. 
Le. p. 290; Rosenv., Till. p. 722, ex parte; C. Drejeriana Lge. |.c. p. 141 
and p.190; C. Fyllae Holm in Lge. l.c p. 291; C. Warmingii Holm in 
Lge. l.c. p. 290; C. vulgaris Lge. l.c. p.144, ex parte; Rosenv., Till. p. 722, 
ex parte; Taylor, Pl. coll. at Davis Str. and Baff. Bay p. 85; C. stans 
Lge. l. c. p. 147, ex parte; Rosenv., Till. p. 723, ex parte. 
Low, with creeping stolons; culms robust, trigonous with mostly 
smooth edges, often curved, longer than the leaves; leayes broad 
