78 
tus. 
nigricans. 
_'TRIANDRIA MONOGYNIA. Schoenus, 
_ Prickly Bog-ruth, or baftard Cyperus. 
Nat. of England. 
“FL July and Auguft. ALY, 
2. $, culmo tereti nudo, {piculis ovatis fafciculatis, invo- 
lucro fubhexaphyllo, foliis canaliculatis..  Sy/. 
veget. 95. 
Clufter’d Bog-ruth. 
Nat. of the South of Europe, and the Levant. 
Introd. 1781, by P.M, A. Brouffonet, M.D. 
Fil. | HY, 
3-5. culmo tereti nudo, capitulo ovato, involucri di- 
phylli valvula altera fubulata longa. . Sp. pl. 646 
Black Bog-rufh, + ea tage? 
Nat. of Britain. aiteiee 
Fi. July. ; Hy; Ye 
4.8. cules tereti nudo, fpica duplici, involucri valvula 
majore {picam zquante. Sp. pl. 64. 
~ Rufty Bog-ruth. 
Nat. of Britain. ice ‘ 
“FI. July. H. 4. 
5- S. culmo fubtriquetro: nudo, fpica difticha, involucre 
monophyllo. Sp. pl. 65. 
_ Comprefs’d Bog-ruth, 
Nat. of Britain. 
Fi. July. ; H. 4. 
6.S. culmo fubtriquetro foliofo, floribus fafciculatis, 
foliis fetaceis. Sp. ph6s. 
White-flower’d Bog-ruhh, 
‘Nat. of Britain, 
FI. July. H. ¥f. 
CYPERUS. 
