150 THE FLORA OF THE NORTHERN TERRITORY. 



Flowers in terminal racemes or panicles. Bracts of the Strobiliferse. 

 Ovules several. Pod very flat, the upper suture straight, the lower slightly 

 indented and opening more or less in 2 valves. (Sect. Mcholsonia). 



Stem loosely diffuse. Leaves not crowded, leaflets oblong. Hairs 



long and spreading. — 5. D. Muelleri. 

 Stems procumbent, pubescent. Leaves crowded ; leaflets small, 

 " racemes fiUform, few- flowered. — 7. D. parvifolium. 



1 . D. biarticulatum, F. v. M. — Brunswick Bay, N.W. Coast, A. Cunning- 

 ham ; Albert and Nicholson Rivers, F. v. Mueller ; Islands of the GuK of 

 Carpentaria, R. Brown, Henne. 



2. D. campylocaulon, F. v. M. — ^Fertile plains, Sturt's Creek, F. v. 

 Mueller. 



3. D.flagellare, Benth. — Beagle Valley, F. v. Mueller. 



4. D. gangeticum, D. C. — Victoria River, F. v. Mueller. 



5. D. Muelleri, Benth.— Ne&T Western Creek, G. F. Hill (No. ,755), 

 15/2/1912. Western Creek, G. F. HiU (No. 757), 15/2/1912. 



Recorded. Upper Victoria River, F. v. Mueller. 



A specimen collected by R. Rudd, 14/4/11, at Muntz's Survey Camp, 

 Adelaide R., N.T., has the fruits more deeply indented than usual, and has 

 indentations on the upper as well as on the lower edge. Bentham gives the 

 upper suture as being straight or slightly thickened, but on some specimens of 

 D. Muelleri both straight and slightly indented upper sutures occur. 



6. D. neurocarpum, Benth. — Upper Victoria River, F. v. Mueller. 



7. D. parvifolium, D.C. — Arnhem N. Bay, R. Brown. 



8. D. pulchellum, Benth. — ^N. Coast, R. Brown. 



9. D. trichostachyum, Benth. — ^Islands of the Gulf of Carpentaria, R. 

 Brown ; Arnhem's Land, F. v. Mueller ; Port Essington, Armstrong. 



D. polycarpum, D.C. ; D. reniforme, D.C. ; recorded from North Aus- 

 tralia in National Herbarium Census. 



36. PYCNOSPORA, R. Br. 



1. P- hedysaroides, R. Br. — GuH of Carpentaria, R. Brown ; Copeland 

 Island, Arnhem's Land, A. Cunningham ; Port Essington, Armstrong. 



37. ALYSICARPUS, Neok. 

 (Fabricia, Scop.) 



Calyx with narrow-lanceolate striate lobes, not overlapping. Pod about 

 twice as long, scarcely contracted between the seeds, the articles sUghtly and 

 irregularly wrinkled. — 1. A. longifolius. 



Calyx with lanceolate, rigid, not striate lobes overlapping each other. Pod 

 shortly exserted, much contracted between the seeds, articles deeply marked 

 with transverse wrinkles. — 2. A. rugosus. 



. I. A. longifolius, W. and Am. — Arnhem N. Bay, R. Brown; Port 

 Darwin.W. Holtze(No. 1344), 1892; near Pine Creek, J. H. Niemann, April, 

 1904. 



2 A. rugosus, D.C— 10 miles W. Eva Downs, G. P. Hill (No. 522), 

 9/8/1911. Okey Creek, G. F. Hill (No. 761,) 16/2/12. 



Recorded. Upper Victoria River, and Sturt's Creek, F. v. Mueller. 



A. vaginalis, D. C. ; recorded from North Australia in National Herbarium 

 Census. 



