100 CLXXIII. GRA.MINEJE. (J. D. Hooker.) [Coix. 



thinner ; IY paleate. Staminodes minute. Lodicules 0. Ovary ovoid, styles 

 2, free slender. Grain orbicular, ventrally furrowed, enclosed in the 

 hardened globose ovoid or cylindric involucre. 



C. Xiachryma-Jobi, Linn. Sp. PI. 972 ; C. Lachryma, Linn. 

 Ed. x.1261 ; Lamk. 111. t. 750; Kunth Enum. PI. i. 20, Suppl 16, t. 3," 4 ; 

 Beauv. Agrost. t. 24, f. 5; Sot. Mag. t. 2479; Steud. Syn. Gram. 9; 

 Webb. Phyt. Oanar.t. 242, 243; Roxb. Fl. Ind. iii. 568 ; G-rah. Gat. Bomb. 

 PL 240; Wall Gat.n. 8623; Griff. Notul.iii. 10; Thw. Enum. PI. Zeyl. 

 375 ; Trimen Cat. Ceyl. PL 106 ; Dalz. & Gibs. Bomb. Fl. 289 ; Aitchis. 

 'Cat. Panjab. PI. 157 ; Duthie Grass. N.W. Ind. 11, Fodd. Grass. N. Ind. 

 18 ; Miq. Fl. Ind. Bat. iii. 476, t. 41 B. C. agrestis, Lour. FL Cochinck. 

 551. C. arundinacea, Lamk. Encycl. iii. 422. C. exaltata,, Jacq. Eclog. 

 Gram. 6, t. 40. C. ovata, Stokes Sot. Mat. Med. iv. 342. C. pendula, 

 Salisb. Prodr. 28. C. puellarum, Solans, in Journ. de Bot. iv. (Paris, 

 1890), 77. C. stigmatosa, Koch fy Bouche, Ind. Sem. Hort. B&rol. (1855) 9. 

 Lithagrostis Lacryma-Jobi, Gsertn. Fruct. i. 7, t. i. f. 10. 



Throughout the "hotter and damper parts of INDIA, wild or cultivated (not wild 

 in Ceylon). DISTEIB. Trop. Asia, cult, in Africa and America. 



Stem 3-5 ft., stout, leafy, rooting at the lower nodes. Leaves 4-18 by 1-2 in., 

 wavy, base cordate ; sheaths smooth ; ligule very short, glabrous. Spikes 2-3 in. , 

 suberect, peduncled ; male spike! ets 3, or 2 with an imperfect one, in. long ; gl. I 

 narrowly winged. Fruit ovoid or spherical, 55 in. long, osseous, bluish gray. 



VAE. ffigantea, Stapf mss. ; perennial, attaining 15 ft. high, leaves narrower 

 more strict, male spikelets 3-nate at the internodes, often forming long cylindric 

 drooping spikes, gl. I broadly winged, fruit as in the type. C. gigantea, Roxb. Fl. 

 Ind. iii. 569; Wall Cat. n. 8624, 8625. Aitch. Cat. Panjab. PI 157; Duthie 

 Grass. N.W. Ind. 11 ; Fodd. Grass. N. Ind. 18. C. lingulata, Hack, in (Estr. Bot. 

 ZeitscJir. (1891) 5. Rheede Hort. Mai. xii. t. 70. Hot valleys from the N.W. 

 Provinces to Assam and southwards to the Malay Peninsula and Travancore. 

 Affghanistan. 



VAE. stenocarpa, Stapf mss. ; fruit subcylindric f in. long white osseous. C. 

 stenocarpa, Balams. Z. c. C. tubulosa, Hack, in Enffl. Sot. Jahrb. iii. 260? 

 Upper Assam, Bruce. Mergui, Griffith. Karen Hills, Wallich. Tonkin, N. 

 Guinea. 



VAE. Ma-yuen, Stapf mss.; annual, fruit crustaceous or chartaceous. C. Ma- 

 yuen, Roman, in Bull. Soc. Acdim. Paris. Ser. 3, viii. (1881) 442. Sikkini and 

 the Khasia hills, ascending to 5000 ft. (cult.). Burma, Watt. Cochinchina, Borneo, 

 Ins. Philipp. 



DOUBTFUL SPECIES. 



C. AQUATICA, Eoxb. Fl. Ind. iii. 571 ; floating and creeping from 50-100 ft., 

 leaves linear most acute, margins hispid, male spikes drooping many-fld., flowers 

 3-fold, middle one pedicelled^fem., corolla 6-7-valved, seeds turbinate." " Floating 

 in margins of lakes in Lower Bengal," Roxb. This species is unknown to me and 

 to the officers of the Calcutta Bot. Gardens. 



29. POX.YTOCA, Br. 



Tall branching grasses ; nodes bearded ; flg. branches fascicled, 

 spathaceous. Leaves long, flat. Spikes solitary or panicled, bisexual and 

 fern, below, or the upper male only, rachis jointed ; spikelets geminate, 

 a sessile and a pedicelled. Male spikelets lanceolate, 2-fld. ; gls. 4, I 

 many-nerved, 2-keeled; II 5-7-nerved ; III and IV hyaline, paleate, 

 triandrous; anthers very long. Lodicules cuneate. Fern, spikelets 

 imbricate, the pedicelled imperfect, its pedicel confluent with the 

 rachis; gls. of sessile spikelet 4, I oblong, coriaceous, margins inflexed 



