16 
Further, the column of the awn of this species is usually 
conspicuously white pubescent. 
ee ondii Steud. Syn. Glum. i. 128. 8S. scabra 
var. auriculata, Black in Trans. Roy. Soc. S. Austral. xlii. 169 
(1918). (Figs. 15 & 15a, pp. 17 & 19.) 
. AusTRALIA. Swan River, Drummond; without precise 
locality, Drummond, 4th coll. 378*. 
S. AustraLia. Laura, Oct. 8th, 1916, Black; Moonta, 
Nov. 24th, 1919, Black; Pinnaroo, Oct. 12th, 1918, Black; 
Enfield, Nov. 10th 1919, Black; Adelaide, T. S. Lea. 
N.S. Waxes. Bogan River, collected in the open forest, 
Mitchell 24. ! 
16. §. ineurva, Hughes, nov. sp. (Figs. 16 & 164, pp. 17 
& 19.) Perennis, caespitosa, ad 65 cm. alta. Culmi erecti, 
teretes, 2-nodi, nodis glabris rarius exsertis. Foliorum vaginae 
firmae, scabrae vel glabrae, striatae, summae plerumque tumidae, 
paniculae basin amplectantes; ligulae brevissimae, ciliatae; 
Jaminae lineares, convolutae, in acumen pungens attenuatae, 
ad 20 cm. longae, valde scabrae vel rarius scabriusculae. Panicula 
10-15, raro 20 cm. longa, usque 1 cm. lata; rami erecti, striati, 
leviter scaberuli, ad 8 cm. longi; pedicelli 0-5-2 cm. longi, 
saepe nutantes. Spiculae paulo hiantes. Glumae integrae, acu- 
minatae, subaequales, usque 1-5 cm. longae, basi violaceae, 
apice hyalinae ; inferior 3-nervis, dorso leviter scaberula ; superior 
5-nervis, dorso laevis.. Valva cylindrica, cum callo 7-5 mm. 
longa, inferne pilosa, superne scaberula, 5-nervis, biloba, lobis 
minutis obtusis; callus acutus, 2 mm. longus, dense pilosus; 
arista 9 cm. longa, columna glabra vel sparse pubescens 2 cm. 
longa, seta valde recurva; valvula valvam aequans. S. scabra 
var. pubescens, Benth. Fl. Austral. vii. 571. 
. AUSTRALIA. Swan River, Drummond 138, 375*, 973; Collie ; 
York District, Killerberrim, Leake; Harvey, Stoward 533, 766. 
_ Victoria. Nidesdale, Htheridge, June, 1865. 
17. §. platychaeta, Hughes, nov. sp. (Figs. 17 & 174, 
pp. 17 & 19.) Perennis, haud caespitosa, ad 1 m. alta. Culmi 
erecti vel subgeniculati, teretes, lignosi, glabri, laeves, usque 
10-nodi, iterum ramosi vel subfasciculati, internodiis exsertis ; 
ligulae elongatae, ad 5 mm. longae, membranaceae, glabrae; 
laminae lineares, in acumen longe attenuatae, planae, ad 15 cm. 
longae, 2-5 mm. latae, utrinque glabrae. Panicula glabra, 
demum exserta, laxa, ad 20 cm. longa; internodia ad 4 em. 
longa; rami primo erecti, maturi obliqui, 3—4-flori, ad 5 em. 
longi; ‘pedicelli 0-3-1 cm. longi, flexuosi. Spiculae parce 
hiantes. Glumae inaequales, delicatulae, basi violaceae, apice 
hyalinae, acuminatae; inferior 3-nervis, 1-2-1-5 em. longa ; 
superior 5-nervis, 0-9-1-2 cm. longa. Valva fusiformis, cum 
callo 5 mm. longa, integra, breviter pilosa; callus brevis, ad 
0-6 mm. longus; arista usque 8 cm. longa, columna_tenui 
1 cm. longa, seta valde recurva manifeste compressa; valvula 
valvam aequans. 
