THE FLOBA OF THE NORTHERN TERRITORY. 47 



2. L. subdigitata, Trin., ex. Stetid. — Hermansburg, Finke River, G. F. 

 HiU (No. 73), 11/3/1911. Borroloola, G. F. HiU (No. 606), 9/10/1911. A 

 papery layer of wax on the older stems of No. 73. 



Recorded. Sturt's Creek, F. v. Mueller ; Upper MurcMson and Warren 

 Rivers, Walcot. Cane grass. 



36. PAPPOPHORUM, Schreb. 1791. 



(Enneapogon, Desf., 1812 ; Euraphis, Trin., 1847 ; Polyraphis, Lindl., 

 1847). 



Outer glumes 1 to 2 lines long, 5 to 9-nerved. — 2. P. nigricans. 

 Outer glumes 3 lines long, 11 to 21-nerved. — 1. P. avenaceum. 



1. P. avenaceum, Lindl. — Betweeen Alice Springs and Charlotte Waters, 

 Giles. 



2. P. nigricans, B. Br. — About 30 miles N.W. of Twitchera Gap, Macdon- 

 nell Ranges, G. F. Hill (No. 158), 10/5/1911. 



Hermansburg, Finke River, G. F. Hill (Nos. 55 and 81), 11 and 12/3/1911. 



35 miles N.E. of Camp II., G. F. Hill (No. 247), 7/6/1911. 



60 miles N.E. of Camp II., G. F. Hill (No. 247), 7/6/1911. 



35 miles S.W. of Newcastle Waters, G. F. HiU (No. 465), 9/7/1911. 



Newcastle Waters, G. P. Hill (No. 490), 7/7/1911. 



Henbury Station, G. F. Hill (No. 51), 10/3/1911 



Providence Knoll, Gilruth and Spencer, Julv- August, 1911. 



Tanumbirini, G. F. HiU (No. 823), 27/3/1912". 



Recorded. Islands of the Gulf of Carpentaria, R. Brown, Henne ; Vic- 

 toria River, Elsey, F. v. MueUer ; Niohol Bay, and Dampier's Archipelago, 

 Walcot. Good feed, but does not last well. 



Var. compacta, Ewart and Davies. — Hugh River, MacdonneU]Ranges, G. F. 

 HiU (No. 149), 6/5/1911. 



Spike ovoid and very dense, | to 1 in. long, broader at base than at the tip. 

 Bracts still conceal the rachis after the seed has faUen. Leaves to about 6 in. 

 high. Flowering stems over 1 ft. high. 



Other specimens in the National Herbarium from : — Rockhampton, 

 Gladstone, TownsviUe, Finke River, Macdomiell Ranges. 



Hermansburg, Finke River, G. P. Hill (No. 69), 11/3/1911. 



37. TRIRAPHIS, R. Br. 1910. 



Panicle soft and dense. Flowering glumes hairy, with a pointed lobe or 

 short a'vm on each side of the central awn. — 2. T. molhs. 



Panicle loose. Flowering glumes coriaceous, with three entire awned 

 lobes. 



Stems and leaves glabrous. Outer glumes under 2 lines long. Flowering 

 glumes shortly, silky, pubescent. — 3. T. pungens. 



Stem and leaves glabrous. Outer glumes 5 to 6 hues long. Flowering 

 glumes fringed on the keel with a double row of short hairs. — 1. T. bromoides. 



1. T. bromoides, F. v. M. — Sandstone Ranges, near Borroloola, G. F. 

 HiU (No. 717), 13/1/1912. 



2. T. mollis, B. fir.— Batchelor Farm, G. F. HiU (2nd Series, No. 104), 

 26/7/1913. 



Everywhere, Gilruth and Spencer, July-August, 1911. 

 160 miles N. of Camp IV., G. F. HUl (No. 424), 3/7/1911. 

 Near Hugh River, MacdonneU Ranges, G. F. HiU (No. 137), 4/5/1911. 

 Recorded, Arnhem's Land, F. v. Mueller ; Dampier's Archipelago, Walcot. 

 A good pasture grass. 



