THE SEDGE TRIBE 315 



31. C. Goodenovii (Common Tufted Sedge). Stems about 1 foot 

 high, tufted ; leaves slender ; bracts without sheaths ; spikelets 

 4-6, erect, short, close together, subsessile, 1 or 2 male ; glumes 

 blunt, purple, shorter than the fruit, which is broader than long. 

 Marshes ; common. Fl. May to July. Perennial. 



32. C. irinervis. A short, stout plant ; leaves usually longer 

 than the stems, narrow, rigid, with involute margins ; bracts with 

 strongly ribbed sheaths ; spikelets 4-9, erect, very stout, close to- 

 gether ; glumes narrower than in the preceding ; fruit longer than 

 broad. Wet sands on the Norfolk coast ; very rare. Fl. June. 

 Perennial. 



If Style usually ^-branched ; fruit triangular 

 \ Fruit glabrous 



33. C. alpina (Alpine Sedge). A rather slender tufted or shortly 

 creeping plant, 6-12 inches high ; leaves short ; spikelets about 3, 

 ovoid, rather close together, black or dark brown, the terminal 

 one containing male and female flowers, the others female ; fruits 

 green. Clova Mountains, Forfarshire ; rare. Fl. July, August. 

 Perennial. 



34. C. fusca (Dark or Buxbaum's Sedge). Also known as 

 C. Buxbaumii. Rootstock shortly creeping ; stems tufted, 1-2 feet 

 high ; leaves rather long ; spikelets usually 4, in a loose spike, the 

 terminal one male at the base, the others female and sessile, or the 

 lowest shortly stalked ; glumes dark brown, usually pointed ; 

 fruits pale, rather obtusely angled, not beaked. Inverness-shire 

 and island in Lough Neagh, Ireland. Fl. June. Perennial. 



35. C. atrala (Black Sedge). Stems loosely tufted, 6-18 inches 

 high ; leaves broad, flaccid, with loose sheaths ; spikelets 3 or 4, 

 black or dark brown, j-J inch long, the terminal one with a few 

 male flowers at the base or irregularly mixed, the other female, 

 stalked ; outer bract leafy ; 5 pointed ; fruits dark and 

 shining. Rocks on mountains in the north and in North Wales ; 

 rather frequent. Fl. June, July. Perennial. 



36. C. pallescens (Pale Sedge). Stems tufted, seldom more thar 

 1 foot high, leafy at the base ; spikelets 3 or rarely 4, the terminal 

 one entirely male, about h inch long, light brown, the others female, 

 shorter, pale yellowish green in fruit, shortly stalked ; bracts leafy ; 

 fruits obtuse. Marshy places ; frequent. Fl. June. Perennial. 



37. C. panicea (Pink-leaved Sedge or Carnation-Grass). Stems 

 tufted, i-i feet high, with runners at the base ; leaves rather 

 short, erect, flat, rather glaucous ; spikelets usually 3, the terminal 

 one male, the others female and distant, -1 inch long, stalked; 



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