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Telopea Vol. 6(4): 1996 
Austrostipa subgenus Lobatae S.W.L. Jacobs & J. Everett, subgen. nov. 
A. jundfoUa (Type), A. gcoffreyi, A. stipoides, A. petraea. 
Lemma ad apicem lobis longis acutisque. 
Lemma with long, acute lobes at the apex. The epithet refers to the long lobes at the 
lemma apex characterising these species. 
Austrostipa subgenus Tuberculatae S.W.L. Jacobs & J. Everett, subgen. nov. 
A. rudis (Type), A. aphylla, A. oligostachya, A. pubescms, A. pubinodis, A. nivicola, A. innelkn. 
Lemma versus apicem plusminusve glabrum, superficie scabra vel tuberculata. 
Glumae valde costatae. 
Lemma glabrous for varying lengths below the apex, the surface rough 
('crystalline' — with clear small lumps or ridges of translucent silica — or tuberculate). 
Glumes strongly ribbed. 
The epithet refers to the tuberculate surface of the upper lemma characteristic of this 
group of species. 
Austrostipa subgenus Falcatae S.W.L. Jacobs & J. Everett, subgen. nov. 
A. nitida (Type), A. nodosa, A. scabra, A. variabilis, A. trichophylla, A. blakei, A. drnmmondn, 
A. leniiifoUa, A. pilata. 
Arista falcata. Lemma angustum aciculareque. 
Bristle of awn falcate. Lemma narrow and needle-like. 
The epithet has been used informally for a long time (e.g. Hughes 1922) and refers 
to the sickle-shaped bristle of the awn. 
Austrostipa subgenus Ceres S.W.L. Jacobs & J. Everett, subgen. nov. 
A. gibbosa (Type), A. aristighimis, A. curticoma, A. bigmiculata, A. blackit, A. dongtcola. 
Glumae latae, circum flosculum dilatatae. Coma lemmatis praesens; callus lemmatis 
valde angulatus brevisque. Panicula effusa, ramis longis. 
Glumes broad and inflated around the floret. Lemma with a coma and a short, 
strongly angled callus. Panicle expanded with long branches. 
The epithet is a name for the Roman goddess of grain and agriculture and refers to 
both the almost Oat-like appearance of the broad glumes and the high ranking many 
of the species in this group are given as pasture species. 
Austrostipa subgenus Eremophilae S.W.L. Jacobs & J. Everett, subgen. nov. 
A eremophila (Type), A. metatoris, A. wakoolica, A. pubenda, A. phirnigera, A. centralis.Coma 
lemmatis praesens; pili lemmatis ad maturitatem saepe fuscescentes. Ansta longa. 
Lemmas with a coma. The lemma hairs often darkening at maturity. Awn long. 
The epithet is derived from the name of one of the species which m turn is Latinised 
Greek usually translated as being desert- or wilderness-loving. 
Austrostipa subgenus Petaurista S.W.L. Jacobs & J. Everett, subgen. nov. 
A. elegantissima (Type), A. tuckeri. 
Panicula grandis pyramidalisque vice diasporae fungens. Culmi ramosi sed ramis 
non verticillatis. Lemma palea minimum 2-plo longius. 
Panicle large and pyramidal, acting as the diaspore. Panicle branches plumose Culms 
branched but the branches not whorled. Palea less than half the length of the lemma. 
The epithet is Latin for 'tumbler' or 'vaulter', referring to the wind-dispersed 
inflorescence. 
