JStenotaphrum.] Clxxiii. gbaminb^. (J. D. Hooker.) 91 



E. dimidiata, Thunb. Prodr. Fl. Gap. 23. R. paleacea, Steud. ex Doell in 

 Mart. Fl. Bras. ii. II. 30] .■ E. tripsaooides, Lamk. Ulustr. i. 205, t. 48, f. I. 

 Panionm dimidiatum, lAnn. Syst. Ed. xiii. 90; Willd. Sp. PI. i. 339; 

 Seiz. Obs. vi. ; Soxb. Fl. Ind. i. 287. P. poaeforme, Bojer Sort Maurit. 

 365. Diastemanthe platystachy?, Steud. I. c. 360. Ischaamum secundatum, 

 Walt. Fl. Carol. 249.^Stenotaphrum, Wall. Cat. 8673. 



Plains throughout; India. — Disibib. Tropics generally. 



Stem stout, creeping below ; branches 2 in. to 2 ft. high. Leaves 8-6 in. by J 

 in. broad or less ; sheath broad, flat ; lignle a ring of fine hairs. Spike erect, 2-1 

 by i-i in-, not or obscurely jointed ; branches when present f in. by \ in., erect. 

 Spikelets i in. long ; gl. I about |- II, orbicular ; II thin, ovate, acuminate, 7-nerved ; 



III lanceolate, acuminate, margins thickened obscurely incurred. — Very variable 

 In the number and arrangement of the spikelets. 



2. S. Slelferi, Munro in Cat. PI. Griff. Pale., ^c. (1865) ined.; gl. I 

 half as long as III ovate-oblong strongly 3-5-nerved. — Panionm dimi- 

 diatnm, Meyne in Merb. Pottl. 



Tenasseeim, Heifer. Malay Pbhinsula ; Plus river, Wray ; Quedah, King's 

 Collector ; " Hengeiturei, Feb. 12th, 1796," Heyne ? in Serb. SoMer. — Disteib. 

 Tonkin. 



Stem 1-2 ft., as thick as a crow-quill or thicker, base decumbent geniculate. 

 Leaves 6-10 by s— j in., strap-shaped, upper acuminate, lower obtuse apiculate; 

 sheath broad, flat ; ligule a ring of short hairs. Rachis of spikes 3-6 by i-f in., 

 straight or flexuous, not jointed ; spikes i-| in. ; spikelets 3-6, imbricate, |— |^ in. 

 long, ovate, acute ; gl. I obtuse ; II lanceolate, thin, 7-nerved j III = II, 5-nerved, 

 paleate, male; IV chartaceous, dorsally flattened ovate, beaked, smooth. — Heyne's 

 specimen is probably from the Malay Peninsula, from whence he received plants ; it 

 is accompanied by one of 5. glahrum. 



17. TK1TASEA, Pers. 



A small mnch-branohed prostrate leafy littoral grass. Leaves short, 

 flat. Spike terminal, inclnded in a leaf-sheath ; rachis flat, herbaceous, 

 base at length accrescent and enveloping the spike. Spikelets nniseriate, 

 jointed on one face of the rachis, 4-6 upper male, 2-fld. ; 1-2 lower fem. or 

 biseznal. Olwmes 3-4; I small, hyaline, or in males 0; II empty; III and 



IV sabeqnal, triandrous in the males ; IV of the lower spikelets rigid, thin, 

 bisexual, paleate. Anthers linear. Styles distinct. Grain free within the 

 glame, but with the rest of the spikelets closely enveloped by the thick 

 hardened base of the rachis, which forms an obconic caducous nut with a 

 free deflexed and incurved beak. 



T. sarmentosa, Pers. Syn. i. 110 ; Kunth Bevis. Gram. i. 247, 

 t. 35, Unum. PI. i. 174, Suppl. 128 ; Beam. Agrost. 127, t. 22, f . 9 ; Stevd. 

 Syn. Gram. 112 ; Thw. Emm. PI. Zeyl. 363 ; SVJw. Gat. PI. Ceyl. 106 ; 

 Benth. Fl. Songle. 415, Fl. Austral, vii. 502. T. latifolia and media, Br. 

 Prodr. 197 ; KuntA Enum. I. c. 173, 174. T. involuta, Br. I. c. ; Miq. Fl. Ind. 

 Bat. in. 473. Ornithocephalochloa arenicola, Kurz in Trim. Joum. Bot. 

 iv. (1876) 332, t. 171. Isohaemum involutum, Forst. Prodr. 73. 



Cetlon, the Laccadivb and Nicobae Islds. — Distbib. Malay Islds., Mada- 

 gascar, Australia, Polynesia. 



Leaves 1-2 in., linear-oblong, acute, glabrous or silky ; sheaths broad, silky j 

 ligule of hairs. Spikes ^1 in. Spikelets \ in. Q-himes obtuse, ciliate, I minute ; 

 II ovate-oblong, S-nerved ; III much broader, 5-nerved ; IV oblong-lanceolate, tip 



