76 THE FLORA OF THE KOBTHBEN TBEBITORY. 



3. GEODORUM,- Jacks. 

 1. G. pictum, Lindl.—N. Coast, R. Brown ; Port Darwin, Sohultz (No. 

 728) ; Escape Cliffs, Hulse. 



4. EULOPHIA, R. Be. 



1. E. venosa, Beichb. — ^Providence Hill and Macadam Range, F. v. M. 



E. Holtzei, F. v. M. — ^Near Port Darwin, M . Holtze. In Gard. chron. 

 1891 (p. 552) ; given as Pachystoma Holtzei, F. v. M. 

 Australia. 



5. DENDROBIUM, Swaetz. 



1. D. dicuphum, F. v. M. — ^Liverpool River, Gulliver ; Port Darwin, 

 Schultz (No. 412). 



D. bigibbum, Lindl. ; D. Foelschei, F. v. M. — Recorded in National 

 Herbarium Census from North Australia. 



6. DIPODIUM, R. Be. 

 1. D. punctatum, R. Br. — Port Darmn, Schultz (No. 623). 



7. CYMBIDIUM, Sw. 1799. 



(Aplectra, Rafin, 1824; Tridorchis, Blume, 1858; Trichorhiza, Lindl., 

 1841). 



1. C. canaliculatum, B. Br. — Five-mile Bar, Borroloola, G. F. Hill (No. 

 «94), 15/12/1911. 



Epiphyte on Eucalyptus (No. 688). 



Fitzmaurice River, F. v. Mueller. 



8. VANDA, R. Be. 

 1. V. Hindsii, Lindl. — Arnhem's Land, F. v. M. 



Didymoplexis pollens, Griff. ; Pogonia flabelliformis, Lindl. — Recorded 

 in National Herbarium Census from North Australia. 



CASUARINACE^. 



1. CASUARINA, Linn. 1759. 



Queensland Oaks. Sheokes. 



Section I. Whorls 7-16-merous, rarely 6-merous. Cone-valves usually 

 prominent, thickened and keeled or angled on the back or with a short broad 

 and smooth dorsal protuberance. — 2. C. equisetifolia. 



Section II. Whorls 4 or 5-merous. Cone-valves rarely prominent beyond 

 the thick broad obtuse dorsal protuberances, which are very rugose or divided 

 into tubercles (nearly smooth in C. Decaisneana). , 



Male-spikes and branchlets slender. — 1. C. Decaisneana. 



1. G. Decaisneana, F. v. M. — 6 miles S.E. of Old Henbury Station, 

 Finke River, G. F. Hill (No. 26), 3/3/1911. 



On sand-hills. Up to 50 ft. 



Recorded. Desert interior, near Mount Mueller, F. v. Mueller. 



2. G. equisetifolia, Linn. — Head of Kilgour River, G. F. Hill (No. 555). 

 '2/9/1911. Large trees near coast. 



Recorded. N. Coast, A. Cunningham ; Island of the Gulf of Carpentaria 

 Henna ; Escape Chffs, Hulse ; Port Darwin, Schultz (Nos. 9, 225). 



