THE FLORA OF THE NORTHERN TERRITORY. 165 



13. P. maderaspatanus, Linn. — Okey Creek, G. F. Hill (No. 762), 

 16/2/1912.. Intercourse Island, Dampier's Archipelago, A. Cunningham ; 

 Port Walcott, N.W. Coast, Harper ; Upper Victoria and Fitzmaurice 

 Rivers, F. v. Mueller ; Port Darwin, Schultz (No. 877). 



14. P minutijlorus, F. v. M. — ^Upper Victoria River, F. v. Mueller. 



1.5. P ochrophyllus, Benth. — Port Darwin, Schultz (No. 428 (males) and 

 No. 489 (females.) 



16. P. reticulatus, Poir. — Locality doubtful, and possibly not indigenous 

 to the Northern Territory or to Australia. 



17. P. rhytidospermus, F. v. M. — Camp ii.. Lander Creek, G. F. Hill 

 (No. 310), 10/6/1911. 



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



18. P. rigiduliis, F. v. M. — Gulf of Carpentaria, F. v. Mueller. 



19. P. simplex, Retz. — Sandstone Ranges, near Western Creek, G. F. 

 Hill (No. 749), 14/2/1912. 



20. P. trachygyne, Benth.— Vort Darwin, Schultz (Nos. 112, 660, 668 and 



788). 



21. P. Urinaria, Linn. — S. Goulburn Island, A. Cunningham ; Port 

 Dar^iin, Schultz (Nos. 85, 203) ; . 



P. thesioides, Benth (in National Herbarium Census) ; recorded from North, 

 Australia. 



4. BREYNIA, Forst. 1776. 



{ Foersteria, Scop., 1777; Melanthesa, Blume, 1825; Melanthesiopsis 

 Muell., Arg., 1863). 



Fruiting perianth spreading flat to a diameter of about 3 lines. — 1. B. 

 cernua. 



Fruiting perianth broadly turbinate or concave, enlarging to about 2 lines 

 diameter. Styles very short erect or spreading on the obtuse fruit. — 2. B. 

 oblongifoUa. 



Fruiting perianth scarcely enlarged. 



Ovary and capsule more or less contracted into a stipes at the base 

 and crowned with 3 protuberances surrounding the styles. — 

 4. B. stipitata. 

 Ovary and capsule sessile, the ovary tapering at the top, the capsule 

 suddeidy contracted into a beak. — 3. B. rhynchocarpa. 



1. B. cernua, Muell. Arg. — ^N.W. Coast, A. Cunningham. 



2. B. oblongifoUa, Muell. — ^MaeArthur River, Borroloola, G. F. Hill 

 (No. 673), 8/11/1911. 



3. B. rhynchocarpa, Benth. — King's Sound, N.AV. Coast, Hughan. 



4. B. stipitata, Muell— Okej Creek, G. F. HiU (No. 766), 16/1/2/1912. 

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



Darwin, Schultz (No. 546, 581) ; Prince of Wales Islands, R. Brown. 



5. HEMICYCLIA, W. and Arn. 



Filaments exserted, much longer than the small ovoid anthers. 2. H. 

 sepiaria. 



Filaments very short ; anthers twice as long, oblong, not exceeding the 

 perianth. — 1. H. lasiogyna. 



