202 THE FLORA OF THE NOETHEBN TEEBITOBY. 



E. angophoroides, F. v. M. ; E. Holteana, F. v. M. ; Port Darwin, M. 

 Holtze, 1891 (in Nat. Herb. Census), and E. minutiflora, F. v. M. (in Vict. 

 Nat. VIII., No. 197, 1892) ; recorded from North Australia. 



3. OSBORNIA, F. v. M. 



1. 0. octodonta, F. v. ilf.— Darwin, G. F. HUl (No. 337), 2/10/14. 

 Recorded. Islands of the Gulf of Carpentaria and Amhem N. and S. 

 Bays, R Brown ; Port Essington, Armstrong ; Trinity Bay, Henne. 



4. METROSIDEROS, Banks. 



{Nania, Miq.). 



1. M. eucalyptoides, F. v. M. — Arid banks of the Fitzmaurice River, 



F. V. Mueller. 



M. tetrapetala, F. v. M. ; recorded from North AustraUa in Nat. Herb. 

 'Census. 



5. XANTHOSTEMON, F. v. M. 



(Fremya, Brogn. and Gris.) 



1. X. paradoxus, F. v. ilf .—Darwin, G. F. Hill (No. 313), 26/7/13. 

 Recorded. Montague Sound, N.-W. Coast, A. Cunningham ; rooky hiUs 

 on the Victoria River, Arnhem's Land, F. v. Mueller. 



6. TRISTANIA, R. Bb. 



[Lophostemon, Schott. ; Tristaniopsis, Brongn. and Oris.) 



Section I. Lophostemon. — Leaves alternate. Stamens in flexed. Penta- 

 ■delphous, with long claws. Ovary inferior, flat-topped, with very numerous 

 • horizontal or recurved ovules in each cell. Seeds hnear-cuneate. 



Staminal claws half as long as the petals. Flowers usually small. Calyx- 

 lobes short and very obtuse. 5. T. suaveolens. 



Staminal claws as long as the petals. Flowers few in the cyme, rather 

 large. Calyx-lobes lanceolate, acute. — 1. T. conferta. 



Section II. Eutristania.- — Leaves alternate. Stamens in flexed. Penta- 

 delphous, with very short claws. Ovary adnate or half-superior, ovules all 

 re flexed. Seeds very flat or expanded at the end into a flat wing, the embryo 

 in the thickened base. 

 Ovary adnate. 



Flowers small, white, and numerous. T. lactiflua. 

 Flowers few and large. — 3. T. grandiflora. 

 Ovary half superior. 



Stamens much longer than the petals, clustered but almost free. 



Seeds not winged. — 4. T. psidioides. 

 Leaves opposite. Fruit of T. psidioides. — 6. T. umbrosa. 



1. T. conferta, R. Br. — Port Essington, Armstrong. Brisbane Box-tree. 



2. T. lactiflua, F. v. if .—Foot of M'Adam Range, F. v. Mueller ; Port 

 Essington, Armstrong. 



3. T. grandiflora, Cheel. — Lat. 18 degrees 30 min. ; Long., 132 degrees 



G. F.Hill (No. 439), 4/7/11. 



4. T. psidioides, A. Gunn. — Brunswick Bay, N.W. Coast, A. Cunning- 

 ham ; Islands of the N. Coast, R. Brown. 



