122 FLORA OF TASMANIA. [ Graminee. 
Hook. Lond. Journ. Bot. ii. 420. A. Neesii, Steud. Syn. Glum. 828. A. junceus, Nees, in Herb. Lindl. 
(Gunn, 1493, 995.) (Tas. CLXIIT. A.) 
Has. Wet places: Formosa, Guan. 
Distris. New South Wales, Victoria, and Swan River. 
A tall, slender, smooth- or slightly rough-leaved Grass.—Oulms slender, 2-3 feet high, leafy. Leaves long 
and slender, flat; ligula very long, sharp, and membranous. Panicle, or rather raceme, inclined or nodding, a span 
long and upwards, with few slender, distant, one- or two-flowered branches, which, as well as the pedicels, are 
rough with short hairs. Spikelets pale-green, nearly 3 inch long. Florets pedicelled, about five, terete, much 
longer than the glumes; pedicels with hairy tips. Glumes unequal, pale and transparent, blunt, erose; lower 
smaller, three-nerved at the base; upper five-nerved. Lower palea with a tuft of hairs at the base, opaque, hard, 
scabrous, seven-nerved, bifid at the top, the segments erose. dwn arising from above the middle, bent, twisted, 
black, rigid, stout, three or four times as long as the palea. Upper palea narrow, with two sharp tips, and ciliated 
keels.—PrATE CLXIIL 4. Fig. 1, spikelet; 2, flower; 3, stamens, squamule, and pistil; 4, caryopsis :—all 
magnified. e 
7. Danthonia Archeri (Hook. fiL); panicula nutante, glumis 2-4-floris coloratis apice acutis 
erosis, floribus basi villosis, palea inferiore scaberula laciniis brevibus subintegris muticis v. aristatis. 
(Gunn, 995.) (Tas. CLXXII. B.) 
Has. Northern parts of the Island, Gunn ; Cheshunt, ArcAer.—(Fl. Dec.) 
Panicle broader than in A. nervosus, more erect; lower branches whorled. Glumes fewer-flowered. Lower 
palea more glabrous, with its divisions sometimes terminating in straight, black, subulate points or awns.— PLATE 
CLXXII. B. Fig. 1, spikelet; 2, flower; 3, stamens, squamule, and pistil; 4, caryopsis :—all magnified. 
Gen. XXI. GLYCERIA, Br. 
Spieule multiflore; floribus distichis, imbricatis, hermaphroditis. G/wme 2, concave, obtuse ; inferior 
brevior. Palee 2, subequilonge ; inferior ovato-elliptica, obtusa v. obtuse 3-loba, 7-nervis. Syuamula 
solitaria v. 2 plus minusve inter se connate. Stamina 2-8. Caryopsis oblonga, libera.—Gramina aquatica, 
repentia ; foliis planis; panicule simplices v. ramose ; ramis fasciculatis, subverticillatis. 
A small genus of aquatic Grasses, whose seeds have been used as bread-corn in time of famine, and called 
Manna.—Leaves flat. Culms creeping below. Panicle long, simple, and racemose, or more branched with whorled 
branches. Glumes concave, blunt, many-flowered. Flowers numerous, imbricated on a flexuous rachis, all her- 
maphrodite. Lower palea elliptical, oval, blunt, or with three blunt teeth and seven nerves; upper rather shorter 
Stamens two or three. Seed free. (Name from yAvxepos, sweet; in allusion to the eatable grains.) 
l. Glyceria fluitans (Br. Prodr. 179); scaberula v. glabrata, panicula suberecta elongata rara, 
ramulis paucifloris, glumis ineegualibus l-nerviis, floribus 5—7 rhachi flexuosa remotis, pálea inferiore mu- 
tica 7-nervi scaberula subacuta.—Festuca fluitans, Zinn. Sp. Pl. iii. Poa fluitans, Engl. Bot. t. 1520. 
(Gunn, 994.) 
Has. Wet places; common.—(Fl. Nov.) (v.v.) (Native of Britain.) 
DisrRIB. Australia, India, Europe, Northern Asia, North Africa, Northern and tropical America. 
A tall Grass, 2-4 feet high, with slender, smooth or scabrid culms.—Leaves flat, with a membranous ligula. 
Panicle a span to a foot long, suberect or nodding, with few, slender, distant, sessile or pedicelled spikelets, that 
are five- to seven-flowered, and each 32 inch long. Glumes unequal, blunt, one-nerved. Florets distant, on a 
flexuous rachis. Lower palea blunt, seven-nerved, scabrous. Sguamula solitary, fleshy. — Stigmas very much 
divided. 
