410 GRAMINA NOV. HOLLANDIZ. 
Helopus annulatus N. ab E. Milium punctatum R. Br, 
Nov. Holland. interior Major Mitchell's Exped. n. 58. 
Panicum /evinode. Lindl. pl. Mitchell. in Ann. des Sc. Nat. 
2e. sér. 1842. xv. p. 64. (Panicum decompositum R. Br.) 
Major Mitch. Exped.n. 70. Interior of New Holland. 
Species difficilis, differt a Panico colorato gluma inferiore 
breviore rotundata, a Panico arenario Brot. foliis longioribus 
linearibus planis, gluma superiore flosculoque masculo minus 
valide nervosis, et, uti videtur, rhizomate haud repente. 
Panicum laniflorum N. ab E.: racemo composito contracto, 
ramis intermediis longioribus flexuosis alternis glabris, pedi- 
cellis geminis ineequalibus, spiculis (linealibus) subovatis lana ` 
increscenti-fastigiata rufescente vestitis, gluma inferiore flos- 
culis 4 plo-5 plove breviori lanceolata hermaphroditoque flos- 
culo mucronato punctulato glabris, foliis linearibus margine 
undulatis supra subtilissime puberulis, ligula ovata obtusa 
convoluta, culmo simplici erecto, nodis glabris. 
In Australia interiori. 4. Major Mitchell’s Exped. n. 68. 
Quod ad habitum simile est Panico serrato Spr. sed di- 
versi est ordinis, scil. Virgariarum Trin. 
Radix fibrosa. . Culmi cespitosi, basi bulbosi, semipedales, 
flavi, graciles, nodis glabris infimisve puberulis. Folia 1-12 
poll. longa, vix lin. lata, acuta, in pagina superiori striata 
et vix conspicue puberula, subtus cum vaginis glabra. Ligula 
ovata, obtusa, obliqua, convoluta, basi herbacea. Racemus 
compositus, 13-2 pollicaris, contractus, spiciformis, rhachibus 
triquetris, scabris, propriis flexuosis. Spicule lana molli 
rufo-ferruginea vestite, gemine; pedicellis ineequalibus basi 
coniunctis, longiori spiculam subequante. Gluma inferior 
parva, glabra; superior flosculique masculi valvula inferior 
acute, rufe. Flosculus hermaphroditus oblongus, mucronato- 
acutus, subtilissime punctulatus, luteus. 
Neurachne Mitchelliana N. ab E.: glumis tuberculatis 
acumine subulato, inferiore dorso barbata. | 
In Nove Hollandiz interioribus. 21. Major Mitchell s Ex- 
ped. n. 64. 
