564 



(4) C. AaxTATicA. (Roxb.) 



Ident. Roxb. 1. c. p. 571. 



Spec. Chae. Ploating and creeping, 50 — 100-feet: stems pe- 

 rennial, j orated, round, smooth, filled -with pith, rooting at the 

 joints, extreme shoots emersed 4 — 5-feet above the water and 

 bearing the leaves and flowers : lower • leaves linear-lanceolate, 

 upper ones ensiform, all acute, margins hispid : spikes termiaal, 

 and from the exterior axUs peduncled, soKtaiy or in pairs, droop- 

 ing : female flowers usually solitary at the base of the male spikes : 

 involucre turbinate, perforated, glumes within the involucre 6 — 7 

 valved : ovary oblong : male flowers 3-fold, two lateral ones sessile, 

 middle one pediceUed: seed turbinate, smooth, dull pearl colour, 

 size of a pea. 



Lakes in lower Bengal, flowering in the rains. 



(5) C. HETEEOCLITA. (Roxb.) 



Ident. Eoxb. 1. c. p. 572. 



Spec. Chae. Erect, branched : spikes terminal, single or paired, 

 when two, one is male, the other androgynous, with a jointed 

 ihachis and its five or six female flowers bracteate. 



Eastern Bengal, flowering in the rains. 



SECT. III. PAiriCEyE:. 



Spikelets solitary, twiil o!P more, 1 — 2-flowered : lower flower 

 incomplete : glumes thinner than the valvelets : floret 2-valved : 

 valyelets more or less coriaceous or chartaceous, lower half involving 

 the upper, persistent in fruit : oaryopsis compressed parallel to the 

 embryo. 



GENUS V. PASPALUM. 

 Vrlandria Dlsrynla- Sex: Syst: 



Berk. From the Greek term for a Species of Millet. 



Gen. Chae. Spikelets in simple, solitary, or digitate or alternate 

 or loosely panicled racemes, unilateral, or _ regularly 2 — 3 — 4-serial, 

 more or less imbricated, sessile or short-pedicelled, closed, herma- 

 phrodite, 2-flowered, the partial -axis usually flattened, sometimes 

 leafy : lower flower 1 -paleaceous, neuter, membranaceous, muticous, 

 upper one 2-paleaceous hermaphrodite : glume single, superior, the 

 length of the neutral flower : flower hermaphrodite : palese 2, 

 coriaceous, muticous^ lower one concave, embracing the 2-nerved 



