106 CLxxiiL GRAMINE^. (J. D. Hooker.) [Dimeria, 



above the sheath, spikes slender, rachis filiform ciliolate at the nodes, 

 spikeletu -^1 in., pedicels very short thickened, callus bearded. D. pilo- 

 Bissima, Thw. Enum. PI. ZeijL 369 ; Trim. Cat. Ceijl. PL 107 {not of 



Trin.). 



Tenasskrim, Heifer, Griffith (Kew distrib. 6799). Ceylon; on Adam's Peak 

 (C.P, 24, 3261). 



Perennial, stout. X^aw* glabrous or villous. Eacemes 2-6 in. ; rachis straignt 

 or flexuous; intemodes i-J in. in Tenasserim specimens, much shorter in Ceylon 

 ones, Spikelets pale or dark, red-brown ; gl. I and II acuminate, eiliate in Ceylon, 

 scaberulous in Tenasserim ; II with narrowly membranous margins. 



81. XnXPSBATA, Cyrill. 



Perennial, erect, often tall grasses. Spikelets 1-2-fld., in gpiciform or 

 thyrsiform silvery-silky panicles, binate, both pedicelled, upper fl. perfect, 

 lower imperfect or 0. Glnmes 4, membranous, awnless ; I and II lanceolate, 

 hairy; III much smaller, hyaline, glabrous; IV still smaller, hyaline, 

 glabrous; palea hyaline, glabrous. Stamens 1-2; anthers large, Imear. 

 Styfes connate at the base, stigmas linear. Grain small, oblong, free. 

 Species 5, tropical, chiefly American ; 2 Asiatic, one also European. 



1. I. arundlnacea, Cvrill. PL Rar. Neap, FascM26, t 11 ; panicle 



very narrow spici form, branches short appressed, gl, I 5-9-ner7ed, stamens 

 2. Br. Prodr, 204 ; Kunth Enum. PL i. 477; Sack. Monogr. Androp. 9/; 

 Steud. Syn. Gram. 405; ReicM. Ic. FL Germ, t. 55; Boiss. FL Orient, v. 

 452; Thw. Enum. PL ZeyL 369; Trim. Gat. CeyL PL 106; Didhie Grass, 

 N.W. Ind. 14, Indig. Fodd. Grass, t. 15, Fodd. Grass, N, Jnd. 22; ^^^^Jf 

 CaL Punjab. PL 173. 1. AUang, JungL in Tljdschr. Nat. Gesch, vu. 23^; 

 Sleud. Lc. 405 (Alang). I. condensata, Steud. L c. 431. I. cylmdnc^, 

 Beauv. Aqrost. 165. I. filifolia, Nees ex Steud. Lc. I. Koenigii, Beauv. 

 Agrost. 165; WalL Gat n. 8850. I. pedicellata, Steud. in Flora, ssiv 

 (1846) 22, S,yn, Gram. Lc. I. Sieberi, Opiz. NaturaL x, (1825) 190. >• 

 Sisca, Beauv. ex Steud. Norn. Ed. II. i. 805. I. Thunbergii, Nees ex H atj- 

 Cat. n. 8851. Saccharum cylindricum, Lamk. EncyrL i. b94 ; Boxb. J*' 

 Ind, i. 234; Grah, CaL Bomb. PL 289 ; Griff. NotuL lii. 80. S. diandrurn, 

 £oen. ex Retz. Obs, v. 16. S. europseum & S. indum, Pers. Syn. i. 1^*^' 

 S. Koenigii, Retz. Obs. v. 16. S. spicatum, Burm. ex Kunth Lc. S. la^«' 

 roidep, Potirr. in Mem. Acad. Tout. iii. (1788) 326. S. Ravennae, ^^^^'J-q 

 Taur. Cauc. iii. 51. Lagurus cylindricus, Linn. Sijst, Nat. Ed. x. o/»- 

 Calamagrostis Lagurus, KoeL Descr. Gram. 112 ; Sost Gram. Austr. i^- 

 t. 40. 



Hotter parts of Ikdia. from the Panjab southward and eastward to Malaccas" 

 Ceylon. — DiSTBiB. All warm countries. ^ 



Sootstock creeping. Stem 1-3 ft., solid, nodes glabrous or bearded. ^^^ ^ 

 erect, often exceeding the stem. Panicle 3-8 in., silvery with dark ""^hers ft^^^ 

 Rtiginas. Spikelets J-^ in., callus-hairs about twice as long as the gls. ; gh 1 ^^^^. 

 thickened towards the base, dorsjJly hairy, tip obtuse ; II as long as I, ^"^'"^'^^l^' 

 III = i'i II, oblong, irregularly toothed, nerveless; IV ovate, acute, tootn ^^ 

 faintly 1-nerved or nerveless; palea about half as long as the gl, quadrate, ^®*^^^ - 

 toothed, nerveless, glabrous.— Huckel distinguishes the Indian form as var. KoenW J^ 

 having villous nodes and broader kas rigid leaves, but some of the Indian specxuie 

 appear to me (p/ite like the Western. ^ •„ 



\&r. latifoiia; stem 3-4 ft. very robust, nodes glabrous, leaves long 5-3 ' 

 broad, palea of gU IV with long-ciliate lobes.— Tropical Himalaya, from Kuiuaou 

 Assam. 



xH 



