127 

 13. Deyeuxia nivalis, Bentli. 



Botanical name. — Nivalis — Latin, accompanying snow — in allusion 

 to the localities in which it grows. 



Synonym. — Agrostis nivalis, F.v.M., in Census. 

 Botanical description (B. Fl., vii, 583). — 



Stems rather stout, under 1 foot high, covered to the inflorescence by the leaf-sheaths. 



Leaves flat, short, and broad, rather stiff, crowded at the base of the stem. 



Panicle dense and spikelike, 1^ to 2 inches long, rather dark coloured, the short fine 



awns scarcely conspicuous. 

 Outer glumes under 2 lines long, very acute, rather rigid and shining. 

 Flowering glume rather shorter, glabrous but surrounded by the hairs of the very 



short rhachis or stipes, the hyaline apex obtuse and entire or scarcely notched. 

 Awn slender, attached below the summit and projecting but little beyond it. 

 Palea rather broad. 

 Rhachis produced into a short glabrous bristle. 



Value as a fodder. — While somewhat harsh, a good leafy grass, and 

 doubtless valuable. 



Habitat and range. — Found on the Australian Alps of both Victoria 

 and New (South Wales (near summit of Mt. Kosciusko). 



15. Deyeuxia breviglumis, Bentli. 



Botanical name. — Breviglumis, Latin — brevis, short; gluma, chaff 

 (glume), the outer glume being very small. 



Synonym. — Agrostis breviglumis, F.v.M., in Census. 



Botanical description (B. Fl., vii, 584). — A slender grass of 1 to- 

 li feet. 



Leaves almost filiform. 



Panicle rather loose, pyramidal, 1^ to 2 inches long, with capillary but short and 



rather rigid divided branches, the very small spikelets pedicellate. 

 Outer glume scarcely ^ line long, very broad, obtuse and truncate. 

 Flowering glume nearly twice as long, rather obtuse, the keel often produced into a 



very short point. 

 Palea nearly as long as the glume. 

 Rhachis glabrous, continued into a glabrous bristle nearly as long as the palea. 



Value as a fodder. — Unknown. 



Habitat and range. — Found in Victoria and New South Wales in 

 the Clyde and Braidwood district, and also in New England. It is 

 usually found growing on damp rocks at the edges of creeks in the 

 mountain districts named. 



Sub-tribe Hi. — Avenaceas. 



, ' 56. Aira. 62. Amphibromus. 



59. Deschampsia. 63. Anisopogom 



60. Trisetum. 64. Danthonia. 



56. AIRA. 



Spikelets two -flowered, small, in a loose or rarely contracted panicle 

 with capillary branches, the rhachis of the spikelet articulate and 

 minutely hairy between the flowering glumes, and not at all or scarcely 

 produced beyond them. 



