52 TRIANDRIA— MONOGYNIA. Rhynchospora. 



roundish, small, with several rough bristles, shorter than 

 its glume, beneath. Style capillary, with a broad base, 

 which remains, forming a hard, conical, compressed, pale 

 beak to the convex, otherwise obtuse, seed. 

 Stems erect, simple, leafy, triangular. Leaves keeled, with 

 entire sheaths. Spikes in corymbose, stalked heads. Fl. 

 sometimes partly monoecious, according to Vahl. 



1. R. alba. White Beak-rush. 



Heads abrupt. Stamens two. Leaves tapering. Numerous 

 bristles at the base of the seed. 



R. alba. Vahl Enum. v.2. 236. 



Schoenus albus. Linn. Sp. PL 65. mild. v. I. 267. FL Br. 46. 



EngL BoL v. 14. 1 985. Hook. ScoL 16. Don H. Br. 53. FL 



Dan. L 320, bad. 

 Scirpusn. 1341. HalL Hist v.2. 179. 

 Cyperus minor pahistris hirsutus, paniculis albis paleaceis, Raii 



Syn. 427. Moris, v. 3. 239. sect 8. t. 9. /. 39. 

 Gramen junceum leucanthemum. Ger. Em. 30.* 

 G. cyperoides palustre leucanthemum. Scheuchz. Agr. 503. t.W. 



Gramini luzulae accedens glabrum, in palustribus proveniens, pa- 

 niculatum. Pluk. Phyt. t. 34. f. 11. 



On turfy bogs, most frequent in mountainous countries. 



Perennial. July, Aug. 



Root moderately creeping. Whole plant smooth and slender, 

 from 6 to 1 2 inches high. Leaves erect, shorter under the flower- 

 stalks. Spikes slender, very white when recent ; pale reddish 

 brown when old or dry. Stigm. 2. Seed lenticular, greyish, with 

 a flat beak, one third its own length, and about 1 brown rough 

 bristles from the receptacle, rising above it. 



2. ^.fusca. Brown Beak-rush. 



Heads ovate-oblong. Stamens three. Leaves thread-shaped. 

 Three bristles at the base of the seed. 



R. alba ^. Vahl Enum. v. 2. 236. 



Schcenus fuscus. Linn. Sp. PL 1664. Willd. v. 1. 262. Engl. Bat. 



V. 22. 1. 1575. Don H. Br. 203. Ehrh. Beitr. v. 4. 154. Phy- 



toph. n. 1. Roth Germ. v. 2. 48. Schrad. Germ. v.\. 110. Turn. 



in Bot. Guide 754. FL Dan. t. 1562. 

 Cyperus minor angustifolius palustris, capitulis fuscis paleaceis. 



Moris. V.3. 239. sect 8. L 1 1./.40, bad. DHL in Raii Syn. 427, 



In bogs, rare. 



On Cromlyn bog, near Swansea. Mr. E. Forster, Near Killamey, 

 Ireland. Mr. Mackay. Originally gathered near the isle of 



