234 Jour., Bom. Nat. Hist. Soc, Vol. XXXIII, No. 2 [Feb. 15, 1928\ 



brown. Spikelets subdistichously crowded, spreading or erect, 5-6 mm. long, 

 setosely hirsute, Lower involucral glume f of upper, long-pointed, 3-5 nerved, 

 upper involucral glume subaristately long-pointed, 5-nerved. Lower floral 

 glume sharp-pointed, 5-nerved, neuter or male ; upper oblong-lanceolate, very 

 minutely scaberulous, rounded at the tip, sometimes 2-dentate, awn not twice 

 as long as the spikelet, column of awn included, twisted. 



The leaves vary a good deal as to their size. In addition to the measure- 

 ments given above, the following have been observed : 30 cm. by 8 mm. and 

 5-15 cm. by 6-8 mm. 



Locality : Deccan : Khandala (McCann 9602A !, 9002B !). 



Distribution : E. Himalaya, Khasia Hills, Central India, Deccan Peninsula, 

 Ceylon. 



13, Arundinella gigantea, Dalz. in Dalz. & Gibs. Bomb. Fl. (1861), 293 ; 

 Hook. f. in F.B.I, vii (1896), 76 ; Cke. ii, 1005. 



Description : Cke. I.e. 



Locality: Konkan : (Stocks); Kineshvar below the Ghats (Dalzell and 

 Gibson). — 5". M. Country: Londa (Bhide!); Devarayi (Sedgwick 4474!).— 

 Kanara : Castle Rock, in shade (McCann 9853 !, Gammie 15668!); Dudsagar 

 Falls (McCann A174 !) ; Nagergali, forests, 1,800 ft., rainfall 80 inches (Sedg- 

 wick 2921 !) ; Birchy (Talbot 2250 !) ; Dandeii (Talbot 2593 !) ; Tinai Ghat 

 (Talbot 2626!); Jugglepet (Talbot 1387!); Supa (Talbot 2493!); Karwar 

 (Hallberg and McCann A161 !) ; Gersoppa Falls, on rocks in river bed (Hall- 

 berg and McCann A160 !) ; Yellapore (Sedgwick 3469 !, Talbot !). 



Distribution : W. Peninsula ; so far endemic. 



63. Tristachya, Nees. 



1. Tristachya barbata, Nees ex Steud. Syn. PI. Gram. (1856), 238 ; Boiss. FL 

 Or. v (1881), 552 ; Duthie Grass. N. W. Ind. 32 ; Hook. f. in F.B.I, vii, 272 ; 

 Cke. ii, 1005.- T. Stocksii, Boiss. I.e. ; Munro in Aitchis. Cat. Panjab PL 168 ; 

 Duthie Fodd. Grass. N. Ind. 51.— Laudetia barbata, A. Braun in Flora xxiv 

 (1841) ii, 714. — Sorghum barbatum, Hochst. & Steud. PL Arab. Exsic. 

 No. 788 ex Hook. f. I.e. 



Description : Cke. I.e. 



Locality : Sind : (Stocks 1217, 648 ex Cooke). 



Distribution : Arabia, Nubia. 



64. Thysanolaena, Nees in Edinb. N. Philos. Journ. xviii (1835), 180. 



Cooke has one species : Thysanolcena Agrostis, Nees. We change it into 

 T. Procera, Mez. 



1. Thysanolcena procera, Mez. in Janowski. Bot. Archiv i (1922), 27. — 

 Agrostis procera. Retz. Obs. iv (1779), 19.— Melica latifolia, Roxb. Hort. Beng. 

 (1814), 8— Agrostis latifolia, Heyne ex Hook. f. in F.B.I, vii, 61.— Agrostis 

 maxima, Roxb. Fl. Ind. i (1820), 319. — Thysanolcena maxima, O Ktze. Rev. 

 Gen. ii (1891), 7Qk.—Panictwi acariferum, Trin. Sp. Gram. Ic. i (1828), 87.— 

 Thysanolcena acarifera, Nees and Ain. in Nov. Act. Leopold, xix, Suppl i 

 (1843), 181; Lisboa in Journ. Bomb. Nat. Hist. Soc. v (1890), 347; Dxithie 

 Grass. N. W. Ind. J3, Fodd. Grass. N. Ind. 21. — T. Agrostis, Nees in Edinb. 

 N. Phil. Journ. xviii (1835), 180 ; Hook. f. in F.B..I. vii, 61 ; Cke. ii, 1006.— 

 Myriachaeta arundinacea, Zoll. & Mor. Syst. Verz. Zoll. (1845-46), 101.— 

 M. glauca, Mor. ex Steud. Syn. PL Glum, i (1854), 404. 



Description : Cke. ii, 1006. 



Locality: Gujarat: In bed of nalla (Sedgwick and Bell 5393!); Bansda, 

 Surat District (Woodrow).— Khandesh : (Lisboa) ; Chanseli to Dadgaum, in a 

 dry nalla (McCann 9589!); Dangs (Woodrow). — Konkan : Victoria Gardens, 

 Bombay (McCann 9846!); Thana (Lisboa).— Deccan : Ganeshkhind Botanic 

 Gardens (McCann 9847 !) ; Nasik (Lisboa). 



Distribution : Throughout India, Penang, eastwards to New Guinea. 



65. *Avena, Linn. Sp. PL (1753), 79 ; Gen. PL Ed. 5 (1754), 34. 



Annual or perennial herbs, low or moderately tall. Panicles narrow or open, 

 usually rather few-flowered of usually large spikelets. Spikelets 2-several- 



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