280 CLXXIII. GIUMINE^E. (J. D. Hooker.) [Avena. 



nerved, fl. gls. ovate faintly 5-nerved tip acuminate 2-aristate, awn twice 

 as long as the gl. or less reflexed, -column twisted. Trisetum aureum, 

 Nees ex Steud. Syn. Gram. 225 (non Tenore) ; Duihie Grass. N. W. Ind. 3. 

 T. aeneum, Hack. mss. 



WESTEEN HIMALAYA, alt. 11-12,000 ft., from Kashmir to Kumaon. 



Stem erect, 1-2 ft., stout or slender. Leaves 6-10 by -5- in., glabrous or 

 hairy, as are the sheaths. Panicle 3-4 by |-1 in. diam., erect, strict, or very narrow 

 looser-fld. and flexuous ; rachis branches and pedicels quite glabrous. Spikelets 

 erect; rachilla penicillate ; glumes not widely spreading, all acuminate ; I lanceolate; 

 II longer, oblong-lanceolate ; fl. gls. rather longer than II, keel scaberulous as are 

 the keels of the palea. Grain fusiform, compressed. 



12. A. sikkimensis, HooJc.f. ; tall, slender, stem and panicle quite 

 glabrous, ligule short rounded, panicle narrow elongate effuse nodding 

 flexuous, branches few-fld. capillary, spikelets i- in. 3-4-fld. sessile or 

 shortly pedicelled pale or brown, rachilla not long, gls. I and II unequal 

 acute hyaline glistening, fl. gls. coriaceous ovate 2-aristate, 1-3 nerved, 

 chartaceous smooth, awn inserted - way below the tip as long or 

 nearly twice as long as the gl. reflexed column twisted. 



SIKZIM HIMALAYA ; Lachen and Lachoong Valleys, alt. 10-11,000 ft., /. D. H. 



Stem 2-3 ft. Leaves 6-12, by ^- in., more or less hairy, flat, flaccid ; 

 sheaths glabrous except near the mouth. Panicle 6-10 in. ; branches subsecund, 

 fascicled, -1 in. long, naked below. Spikelets usually 4-fld., sometimes nearly as 

 brown as in A. flavescens. 



13. A. flaccida, Hack, mss.; very slender, quite glabrous, panicle 

 small open, branches few capillary spreading, spikelets few pedicelled 3-fld. 

 in. long white and rose-colrd., rachilla long slender scaberulous, gls. I and 

 II very unequal subulate-lanceolate, I and II 3-nerved, fl. gls. ovate- 

 lanceolate acute 5-nerved, awn inserted a little below the tip as long as the 

 gl. straight column not twisted. 



The PANJAB ; Black Mts., alt. 8-9000 ft., Duthie (n. 7609 in part). 



A foot high. Leaves 4-6 by i- in., quite glabrous; ligule short, rounded. 

 Panicle 3 in. long, branches rather distant. Spikelets erect ; gl. I much shorter 

 and narrower than II ; fl. gls. smooth, glabrous, chartaceous, white in the lower 

 half pale rose in the upper, margins and tip hyaline, nerves very slender ; awn very 

 delicate; keels of narrow palea smooth. Lodicules lanceolate. Ovary pyriform, 

 quite smooth, style bases rather distant. Described from a single insufficient 

 specimen. 



DOUBTFUL SPECIES. 



A. BENGHALENSIS, Scliwaegr. Breit. ex Steud. Nom. Ed. I. 94. I have no clue 

 to this plant, which is not taken up in Ed. II of Steudel's Nomenclator. 



A. PILOSA, M. Sieb. Fl. Taur. Cauc. iii. 84; Griseb. in Goett. Nachr. (1868) 78 

 Tibet, tichlagintweit. I have seen no Tibetan specimen of this, for which Griesbach 

 is the authority. 



83. DANTHONIA, DC. 



Annual or perennial grasses. Spikelets 2- or more fld. (fls. all perfect or 

 the uppermost male) panicled, erect, not jointed on their pedicels ; rachilla 

 hairy and jointed at the base and between the fl. gls., produced beyond 



