448 graminejj. [ Anthistiria . 
Andropogons of the section Cymbopogon. Distrtb. Warmer regions 
of both hemispheres. Species 10. 
1. A. ciliata, Linn. ; Kunth, JEnum. i. 481. An erect annual, 3-6 
feet high. Leaves linear, glabrous, J-f- foot long. Spikelets in a long 
nodding panicle, the distant ascending dense branches of which are 
bracteated by large linear leaves, one special membranous boatshaped 
bract an men or more long with a long point subtending each cluster of 
spikelets. Gflumes of the four outer flowers \ in. long, oblanceolate, 
clothed with conspicuous spreading bristly hairs. Fertile flower sessile in 
the centre of these four, with two other minute naked shortly-stalked 
glumes by its side and a scabrous awn from its tip protruded sometimes 
a couple of inches. A. barbata, Desf. ; Kunth , Enum. loc. cit. 
Mauritius, common at all elevations. Spread through the warmer regions of 
both hemispheres. Esquine. 
13. LEERSIA, Soland. 
Spikelets 1-flowered. Empty glumes both obsolete. Flowering 
glume rigidly coriaceous, flat, awnless. Pale just like the flower- 
ing glume in texture, but narrower. Hypogynous scales 2, ovate, 
entire. Stamens in our plant 6. Ovary glabrous ; style short ; stigmas 
plumose, protruded from the side of the spikelet. Grain laterally com- 
pressed, enclosed in the indurated glume and pale. — Slender grasses, 
with long stems, narrow leaves and panicled spikes. Distrib. Cosmo- 
politan in the tropical and warm temperate zones. Species about 10. 
1. L. hexandra, Sw. ; Kunth , Enum. i. 6. G-labrous in all its parts. 
Eootstock wide-creeping. Stem slender, terete, 2-3 feet long; nodes 
and leaves 4-6 to a stem. Blade linear, acute, 3-6 in, long, | in. 
broad. Panicle rhomboid, 2-4 in. long, with many simple or com- 
pound ascending branches ; rachis filiform, flexuose ; spikelets | in. 
long, oblong, acute, strongly ribbed, imbricated, w r hitish or tinged with 
purple. L. australis, B. Br. L. mexicana, Kunth. Asprella hex- 
andra, R. and S. A. purpurea, Bojer, Kort. Maur. 376. 
Mauritius, in swamps by the Moka River, etc. Warmer regions of both hemi- 
spheres. 
14. VILFA, Adans. 
( Sporobolus , E. Br.) 
Spikelets 1-flowered, minute, arranged in lax or dense panicles. 
Empty glumes 2, equal or unequal, at most as long as the spikelet, 
often shorter. Flowering glume lanceolate or oblong, similar in 
texture to the empty glumes. Stamens 2-3. Hypogynous scales 
2, glabrous. Styles short ; stigmas plumose, protruded from the 
