536 



CYPERACE^ 



feet high ; flat leaves, and less distant spikelets, and the lowest 

 spikelet is either branched, or there are 2 or 3 together ; glumes 

 broader, rigid. — Marshes ; rare. — Fl. June, July. Perennial. 



20. C. Boenninghausidna, possibly a hybrid between C. remota 

 and C. paniculdta, has. slender, rough stems, i — 2 feet high; 

 spikelets small, in a spike sometimes a foot long, the upper ones 

 simple, the lower branched, without bracts, and with pale silvery- 

 brown, smooth, membranous glumes. —Marshes ; 

 rare. — Fl. June, July. Perennial. 



21. C. elongdta (Elongated Sedge). — Tufted, 

 without runners ; stems numerous, slender, about 

 2 feet high, rough, leafy ; leaves long, narrow, 

 flat, flaccid ; spikelets many, pale greenish-brown, 

 oblong, touching one another, without bracts ; 

 fruit spreading,linear-oblong, beaked, not winged, 

 2 lines long. — Marshes ; rare. — Fl. July, August. 

 Perennial. 



22. C. approximdta (Hare's-foot Sedge). — A 

 tufted plant, with short runners ; stems wiry, 

 I — 10 in. high, 3-angled, smooth; leaves flat; 

 spikelets 2 — 4, small, fuscous, ovoid, touching 

 one another, with minute bracts ; fruit erect, 

 elliptic, not winged, with a short beak ; glumes 

 reddish, ovate, nearly as long as the fruit. — 

 Lofty mountains in Aberdeenshire ; very rare. — 

 Fl. July, August. Perennial. 



23. C. canescens (White Sedge). — Tufted, 

 without runners ; stems slender, 12 — 18 in. high ; 

 leaves not quite as long ; spikelets 4 — 8, some 

 distance apart, elliptical, 3 or 4 lines long, pale 

 green ; glumes membranous, whitish, with a 

 green keel ; fruit erect, broadly ovate, com- 

 pressed, acute, with a short beak, faintly ribbed, 

 not longer than the glumes. — Bogs ; common. — 

 Fl. June, July. Perennial. 



24. C. helvola, probably a hybrid, differs in 

 having fewer spikelets, few-flowered ; glumes browner ; fruit with a 

 deeply 2-fid beak. — Mountain bogs in the north. 



25. C. leporina (Oval-spiked So-dg^).— Stems about a foot high, 

 loosely tufted at the base, without runners ; leaves shorter, 

 narrow, flat, with fine points ; spikelets about 6, sessile, distinct, 



pale brownish-green, shining, about 



staminate flowers at the base of 



each ; fruit yellowish, erect, ovate-acuminate, with a membranous 



cArex leporina 



(Oval-Spiked Suig^e). 



, flat, with fine 



but close together, ovoid, 



4 lines long, with a few 



