1132 BENGAL PLANTS. [Scleria. 
1028. Scleria Berg. 
Perennial, rarely annual, erect, leafy herbs; stems trigonous ; 
leaves narrow or broad. Spikelets dimorphic, androgynous oF 
male and og ae or clustered on the branches of a 
panicle, mixed w yaline scales, rarely spicate or capitate ; 
bracts often Poel ; bracteoles usually filiform; glumes 
l-veined. ¢ or androgynous spikelets narrow ; glwmes many, 5-6, 
lower distichous, intermediate convolute, membranous, enclosing 
many narrowly linear hyaline scales; stamens 1-3; anthers nar- 
rowly linear, cuspidate; ovary sterile or 0. ¢ Spikelets shorter, 
broader, 1-flowered; glumes 3 or more, distichous, the lower 2-3 
empty, the next above fertile, the upper empty; disk annular, 
rarely obscure, often enlarged ae ex in fruit; ovary minute; 
2 slender; stigmas 8. Fru globose or oblong nutlet, 
sually white and polished, polit or sculptured. 
Bisexual spikelets numer 
Roots fibrous ; spitckots Re disposed in a thin, saa spike 
racilis. 
Rootstock horizontal, woody ; spikelets in a thin, straggling pein 
lithosperm4a. 
Bisexual spikelets none or very few :— 
Slender plants with fibrous roots 
08 of the disk-margin stout, Pe emtity acute or subulate, rusty 
biflora. 
PROWL o's desanvaas Versa vee erene ch aeeh Voie ae ohana ee 
Lobes of the disk-margin thin, short, ovate, _~ ponrcadupa de tessellata. 
Robust aire with thick, woody, horizontal rhizome : 
of middle stem-leaves usually serene ls leaves all 
ecu — 
Stems slender; panicle thin ; partial panicles lax, with few spike- 
dates: BA foot bighe sass, oo.css iil Heads wieeaselicn vaavetses hebece: 
Stems stout ; pugs thick ; partial panicles rigid, with pe 
spikelets ; 6-9 feet bigh .......0....cseeccccescccscceesenceecnnseneeer? elata. 
Sheaths of middle mht eaves three-cornered but not winged ; 
leaves just below the bracts pseudo-ternate or opposite 
sumatrensis. 
2370. ScLERIA PERGRACILIS Kunth; F. B. I. vi. 685. 
Behar; W. Bengal; Chota Nagpur. 
A slender herb, 1-1°5 feet high. 
2371. ScLeRIA LiTHosPeRMA Sw.; F. B. L. vi. 685. S. fenwis 
F. I. iii, 574 
