268 Graminecz. {Ccelachne.- 



Stems 3-4 ft or more, as thick as a goose-quill below, 

 terete, solid, smooth, striate, nodes small, naked, internodes 

 long, sheathed; 1. 2 ft. by f-i in., ensiform or narrowly ob- 

 lanceolate, narrowed from far above the middle to the 

 acuminate tip and below into a long, slender, stiff petiole, 

 coriaceous, quite smooth on both surfaces, midrib vanishing 

 upwards, margins nearly smooth; sheath long, terete, smooth, 

 polished, coriaceous, mouth not auricled, ligule a brush of 

 short hairs; panicle 6-8 in. long and broad, quite smooth, 

 erect, branches capillary, much and loosely divided, spread- 

 ing ; spikelets about iV in. long and broad ; glume I broadly 

 obliquely ovate, mid-vein strong, lateral. 2-3, very short, faint, 

 II one-third longer, ovate, acute, 6-veined, III and IV broadly 

 ovate-oblong, obtuse, 5-7-veined. 



Western Province, at no great elevation. Ratnapura {Thwaites). 

 Endemic. 



Thwaites's specimens, gathered in 1855, are the only ones known, and 

 they dp not show the lower part of the stem. 



2. Z. elegans, Trin. in Li7incea, xi. 150(1837). 

 Trim. Cat. Ceyl. PL 108. Amphidonax Heynii, Nees; Thw. Enunu 

 370. C. P. 645. 



Fl. B. Ind. vii. 270. Trin. 1. c. t. 3. 



Stems 2-3 ft, densely tufted, very slender, as thick as a 

 crow-quill at the base, and there clothed with soft, matted, 

 brown fibres, internodes very long, upper filiform, sheathed, 

 nodes naked; 1. very variable, shorter or longer than the stem,, 

 from narrowly linear with involute margins to \ in. broad 

 above the middle, flat, tapering above into an acuminate 

 pungent tip, below into a long very slender stiff channelled 

 petiole, coriaceous, quite smooth on both surfaces and on the 

 margins, midrib indistinct, upper sheaths very long, slender, 

 smooth, mouth not auricled, ligule a very short brush of hairs; 

 panicle 5-8 in. long, erect, quite smooth, ovate, lax-fid., rhachis 

 filiform, branches alt., capillary, up to 3 in. long ; spikelets 

 \-\ in. long and broad, usually rather longer than their 

 pedicels; glumes I and II ovate-lanceolate, acute or acu- 

 minate, midrib ending in a dorsal mucro, I 3-veined, II longest, 

 5-veined, III and IV lanceolate, acuminate, about 7-veined, 

 villous with long hairs below the middle ; grain narrowly 

 clavate, base acute. 



Central and Southern Provinces, up to 4000 ft. elevation. Hantane, 

 Reigam Korale, Wallekelle. ) 



Also in S. India and Burma. 



i 



52. CCELACHNE. Br. 



Very slender, flaccid, leafy, glabrous, marsh grasses; stem 



