2 24 GramineCB. [Arthraxon*. 



acute, thin or subcoriaceous, more or less muriculate or 

 aculeate, margins hardly incurved, II narrower, lanceolate, 

 acuminate, chartaceous, keeled, III hyaline, paleate, empty,. 

 IV hyaline, awned or mucronate, bisexual, awn dorsal, palea 

 minute or o; lodicules 2, cuneate or quadrate; stam. 1-3; 

 styles short, stigmas laterally exserted ; grain linear or 

 narrowly fusiform. — Sp. 10; 9 in Fl.B.Ind. 



Stam. 3, anth. as long as glume IV . . 1. A. RUDIS. 



Stam. 1-3, anth. much shorter than glume IV. 



Glume II aristiform in the upper third . . 2. A. MICROPHALLUS, 



Glume II linear, acute 3. A. CILIARIS. 



1. A. rudis, Hochst. in Flora, xxxix. 188 (1856). 

 Andropogon rudis, Thw. Enum. 368. C. P. 866. 

 Fl. B. Ind. vii. 144. 



Perennial; stem 1-3 ft., as thick as a crow-quill at the 

 base, with ascending branches, terminal internodes very long; 

 1. remote, 2-4 by |-f in., lanceolate or ovate-lanceolate from 

 a broad cordate base, acuminate, thin, glabrous or rarely 

 hispidiilous above, beneath glabrous, hispidulous or pubescent, 

 margins and often midrib beneath scabrid, margins sometimes 

 pectinately ciliate or spinulose, especially towards the base, 

 midrib and 4 or more pairs of veins slender, sheaths glabrous 

 hairy or strigose, mouth shortly auricled, ligule membranous, 

 erose; infl. of 1-5, very unequal, naked, filiform, ciliate, 

 flexuous peduncles, which bear 1-3 pedicelled spikes, \— 1 in. 

 long, rhachis of spikes very slender, fragile, internodes as long 

 as the spikelets or shorter, ciliate; spikelets rather distant, 

 \-\ in. long, ovoid or lanceolate, terete, callus very short, 

 densely shortly bearded; glume I coriaceous, lanceolate, 

 acuminate, convex, 7-9-veined, veins all or the submarginal 

 only armed with spinescent tubercles throughout their length 

 or chiefly upwards, III, IV and its palea hyaline, ciliate, keel 

 of II scabrid or aculeolate, IV oblong, tip bifid, veins 2, 

 median very slender, 3 below the insertion of the awn, which 

 is subbasal and about as long as the spikelet, palea very 

 short, ovate, tip toothed; anth. 3, xr~i i n -> linear. 



Uva and Central Provinces; not uncommon. 

 Also in Assam and Silhet. 



2. A. microphyllus, Hochst. in Flora, xxxix. 188 (1856). 

 Andropogon lancifolius, Trim; Thw. Enum. 368. C. P. 3136. 

 Fl. B. Ind. vii. 147. 



Annual ; stem and branches filiform, 6-12 in. long, strag- 

 gling, flexuous, glabrous or obscurely pubescent below the 

 spikes ; 1. f-l in., ovate or oval, acuminate, membranous, 



