234 THE FLOEA OF THE NOETHEElSr TEERITOEY. 



3. H. crispatum, F. v. M. — ^N.W. Coast, Bynoe ; Hammersley Range, 

 M. Brown. 



4. H. Cunninghamii, Benth. — Dampier's Archipelago, N.W. Coast, 

 A. Cunningham. 



5. H. curassavicum, Linn. — Hermansburg, Finke River, G. P. Hill (72), 

 11/3/1911. Smooth Heliotrope. 



6. H. diversifolium, F. v. M.- — Cygnet Bay, N.W. Coast, A. Cunningham' 

 Bynoe ; Sturt's Greek, F. v. Mueller. 



7. H. epacrideum, F. v. M. — Sturt's Creek, F. v. Mueller. 



8. H. fasciculatum, B. Br. — Rocky sandstone ranges, Victoria River, 

 F. V. Mueller ; islands of the Gulf of Carpentaria, R. Brown. 



9. H. ovalifolium, i^orsA.— Camp III., Lander Creek, G. F. Hill (317), 

 10/6/1911. 



Recorded. Victoria River, F. v. Mueller ; islands of the GuH of Car- 

 pentaria and opposite mainland, R. Brown, Henne, and Landsborough. 



Var. gracik, B. Br.— Forty miles N.N.W. of Meyer's HiU, G. F. HiU 

 (230), 2/6/1911. Leaves more linear than type. 



Recorded. Islands of the GuU of Carpentaria, R. Brown ; Keppel Bay 

 Thozet. 



10. H. paniculatum. — Near Haast's Bluff, Macdonnell Ranges, G. F. 

 HiU (206), 26/5/1911. 



Recorded. York Sound, N.W. Coast, A. Cunningham ; Cygnet Bay, 

 Bynoe ; Victoria River and Sturt's Creek, F. v. Mueller ; islands of the GuH 

 of Carpentaria, R. Brown. 



11. H. pauciflorum, B. Br. — ^Islands of the Gulf of Carpentaria, R. 

 Brown. 



12. H. prostratum, B. Br. — ^Islands of the Gulf of Carpentaria, R. Brown. 



13. H. strigosum, Willd. — Cygnet Bay, N.W. Coast, A. Cunningham ; 

 Hooker's Creek, F. v. M. 



14. H. tenuifolium, B. Br. — Victoria River, F. v. MueUer ; islands of the 

 GuK of Carpentaria, R. Brown ; and on the mainland, Landsborough. 



15. H. undulatum, Vahl. — ^Nicholson and Albert Rivers, F. v. Mueller. 



16. H. ventricosum, B. Br.- — Depot Creek, Victoria River, F. v. Mueller ; 

 Gulf of Carpentaria, R. Brown ; Port Essington, Armstrong, Leichhardt. 



Var. longifloru7n.—'Da,vwm, G. F. Hill (3rd Series, 5), 3/3/1914. 



17. H. ethelium, Ewart and McLennan (Plate XX.). ■ — Stems 

 branched with a woody base, hirsute. Leaves sessile, linear, the margins 

 slightly revolute, |-lin. long. Flowers distant, forming interrupted once or 

 twice-forked spikes, bracts small. 



Calyx segments not as acute as in H. tenuifolium, strigose. 



Corolla*- tube about as long as the calyx, not ventricose above the middle, 

 bearded in the throat. Anthers acuminate, the points cohering by their hairy 

 tips. Style longer than stigma, the stigmatic ring broad with a conspicuous 

 central cone. 



MaoArthur River, at Black Rocks, N.T., G. F. Hill (642). 



H. indicum, L. ; H. asperrimum, E. Br. (in National Herbarium Census), 

 and H. heteranthum, F. v. M. (in Proc. Roy. Soc, S.A., 1890), recorded from 

 North Australia. 



