( 268 .) 
SCHCE'NUS* *. 
Linncan Class and Order. Tria'ndria f , Monocy'nia. 
Natural Order. Cypkra'cem:, ./mss. — L indl. Svn. p. 278. ; 
Iutrofl. to Nat. Syst. of Bot. p. 304. — Rich, by Macgiiliv. p. 392. — 
Loud. Hort. Brit. p. 541. — Mack. FI. Hibern. p. 3 i 8. — Cyperoi- 
de.e, Juss. Gen. FI. p. 26. — Sm. Gr. of Bot. p. 68. — Cyperales ; 
sect. Cyperin.-e; type, Papyraceaj ; Burn. Outl. of Bot. v. i. 
pp. 354 & 356. — Calamari.e, Linn. 
Gen. Char. Spihelets terminal, 2-ranked, of 1 to 3 florets, 
(see fig. I ). Rachis nearly straight. Lower glumes smaller than 
the rest and empty. Corolla none. Filaments (see fig. 2.) 3, 
hair-like, longer than the glumes (fig. 1.). Anthers strap-shaped, 
upright. Germen (see fig. 3.) superior, roundish, more or less tri- 
angular. IJypogynous Bristles very small or none. Style (see fig. 3.) 
thread-shaped, simple, deciduous. Stigmas 3, pointed, feathery. 
Fruit 3-cornered, either pointless, or with a very little point. 
The 2-ranked, 1 to 3-flowered spihelets ; the outer glumes smaller 
than the rest and empty ; the simple, trifid, deciduous style ; and 
the nearly or quite pointless fruit ; will distinguish this from other 
genera, destitute of a corolla, in the same class and order. 
One species British. 
SCHCE'NUS NIGRI'CANS. Black Bog-rush. 
Spec. Char. Stem rounded, naked. Spikelets collected into 
a rounded head. Involucrum 2-leaved, outer one awl-shaped, 
longer titan the flowers. 
Engl. Bot. 1. 1121. — Linn. Sp. PI. p. 64. — Huds. FI. Angl. (2nd ed.) p. 15. — 
Willd. Sp. PI. v. i. p. i. p. 261. — Sm. 1 1. Bril. v. i. p. 41. ; Engl. Ft. v. i. p. 51. — 
With. (7,h ed.) v. ii. p. 107. — G ray’s Nat. A it. v. ii. p. 75. — Lind. Svn. (1st ed.) 
p.230.; 2nd edit, pp.280 & 332.— Hook Brit. FI. p. 19. — Liglnf. FI. Scot. v. i. 
p. 86. — Sibili. Fl.O.von. p. 22. — Abbot's FI. Bedf. p.9. — Davies’ Welsh. Bot. 
p. 6. — Iteih. FI. Cant. (3id ed.) p. 20. — Hook. FI. Scot. p. 16. — Grev. FI. Edin. 
p- 9. — FI. Devon, pp. 7 & 115. — Johnst. FI. of Berw. v. i. p. 14. — Winch’s FI. 
of Nortlninib. & Durham, p.3. — Walker’s Fl.ofOxf. p. 12. — Perry's PI. Varv. 
Select®, p.5. — Mack. Catal.of PI. of lie), p. 10. ; FI. Hibern. p.320 . — Cyperus 
nigricans, With. (2nd ed.) v. i. p. 44. — Burt. Midi. FI. v. i. p. 02 . — June us 
lavis minor panicula ylomerata nigricante, Kay’s Syn. p. 430. 
i.ocsMT'ES. — On moors, and tuify bogs; frequent. — Oxfordshire ; Bogs 
under Headington- Wick Copse: Dr. Sjbi iioki'. 1 'lent' ful in the same place, 
1831: W. B.— Berks ; Near Newbury : Mr. Biciikno.- Beds. Ampthill Moor, 
and Potion Marshes: Kev. C. Abuot. — Cambridgeshire ; Teveisham, and 
Sawston Moo s: ltev. It. Kelhan.— Cornwall ; On t lie heath by Kvuance 
Cove: Mr. Watson, in N. B. G. — Cumberland; In bogs on the Gillsland 
Moors: N. J. Winch, Esq. in N. B. G. — In Derbyshire : Dr. Howitt, in 
N. B. G. — Devon ; Bovey Heaihfield ; Woodbeny Hill ; Moors near Clovelly : 
Dr. Wavell. — Dorset: In Purbeck, and on Canford and Wareham Heaths: 
Dr. Pui.tenev. — Durham; In bogs near Hartlepool, to the S. E. of Coatham 
near Darlington ; and near Murton Moor: N. J. Wincii, Fisq. Near Norton : 
Fig. 1. A single Floret. — Fig. 2. A Floret, divested of the glume, showing the 
Stamens and pistil. — Fig. 3. Germen, Style, and Stigmas. 
• From schoinos, Gr. a cord ; because a kind of cordage was anciently made 
from plants of this tribe. Hooked. 
+ See ftlio 56, note t. 
