42 THE FLORA OF THE NOETHEEN TEERITOEY. 



5. A. leptopoda, Benih. — ^Northern Territory, Gilruth and Spencer, 

 July- August, 1911. 



6. A. ramosa, R. 5r.— Near Western Creek, G. P. Hill (No. 780), 16/2/12. 



7. A. stipoides, B. £r.— Borroloola, G. P. Hill (No. 608), 9/10/1911. 

 90 miles W. of Powell's Creek, G. P. Hill (No. 440), 6/7/1911. 

 Pive-Mile Bar Camp, MacArthur River, G. P. Hill (No. 699), 30/12/1911. 

 Northern Territory, Gilruth and Spencer, July- August, 1911. 

 Newcastle Waters, G. P. Hill (No. 491), 7/7/1911. 



Recorded. Islands of the Gulf of Carpentaria, R. Brown ; Gilbert River, 

 SulHvan ; Nicholson and Upper Victoria Rivers, P. v. Mueller ; Port Darwin, 

 tSchultz, (No. 82) ; Dampier's Archipelago, Walcot. 



28. SPOROBOLUS, R. Be. 1810. 



( Agrosticula, Raddi., 1823 ; Bennetia, Rafin., 1830 ; Cryptostachys, 

 jStevd., 1855 ; Diachyriwn, Griseb., 1874 ; Heleochloa, Beauv., 1812 ; Sperma- 

 chiton, Llanos, 1851 ; Triachyrum, Hochst, 1841 ; Vilfa, Beauv., 1812). 



Panicle narrow, spikeUke, continuous or interrupted, the short erect 

 branches flowering frpm the base. — 3. S. virginicus. 



Panicle loosely pyramidal, the branches spreading in regular distant 

 whorls. 



Spikelets loosely pedicellate, minute. — 2. S. pulchellus. 



Spikelets nearly sessile, crowded along the branches. — 1. S. actinocladus. 



1. S. actinocladus, F.v.M. — Sturt's Creek, P. v. Mueller. A good sheep, 

 grass. 



2. S. pulchellus, £?-.— Newcastle Waters, G. P. Hill (No. 496), 7/7/1911. 

 Tanumbirini, G. P. Hill (No. 825), 27/3/1912. 



Recorded. North Coast, R. Brown ; Upper Victoria River, P. v. Mueller ; 

 Port Darwin, Schultz (No. 112) ; Escape Cliffs, Hulse. Good feed, probably 

 does not last well. A good sheep grass. 



3. S. virginicus, Kunth.—Lake Woods, G. P. Hill (No. 487), 3/8/1911. 

 Will grow on brackish land along the coast. 



Var. pallida, Benth. — Recorded. Gulf of Carpentaria, R. Brown ; Sturt's 

 Creek, P. v. Mueller ; Port Darwin, Schultz (Nos. 645, 749, 760). 



S. Lindleyi, Benth. — Recorded in National Herbarium Census from North 

 Austraha. 



29. ERIACHNB, R. Be. 1810. 



(Achneria, Beauv, 1812 ; Megalachne, Theo., 1864). 

 Most species good for pasture. 



Awns much longer than the glumes. Panicle dense. Spikelets sessile or 

 nearly so. 



Palea produced into two fine awnhke points. 



Outer glumes glabrous, nearly 4 lines long. Awn above 1 in. 



long. — 14. E. stipacea. 

 Outer glumes hairy, 2 to 2| hnes long. Awn scarcely 1 in. — 3. E. 

 Armitii. 

 Palea-point short, entire or minutely notched. 



Nodes densely bearded. Outer glumes hairy, nearly 4 lines long. 



Awn about 1 in. — 14. E. squarrosa. 

 Nodes glabrous. Outer glumes hairy, about 2 lines long. Awn 

 under | in. — 8. E. glauca. 

 Awns much longer than the glumes. Panicle loose, with few pedicellate 

 spikelets. Leaves narrow, hispid, with spreading hairs. — 1. E. agrostidea. 



