186 THE FLORA OF THE NORTHERN TERRITORY. 



Small velvety-tomentose shrubs or undershrubs. Leaves shortly lobed. — 

 9. H. panduriformis. 



Section VI. Bracteoles united at least at the base. Calyx 5-lobed. 

 Tomentose shrubs or undershrubs. Leaves crenate or broadly and shortly 

 lobed. 



Involucral lobes long, much exceeding the calyx.^ — 14. H. Spenceri. 

 Involucral teeth or lobes short or broad. Klaments long and few. 

 Calyx-lobes obscurely nerved. 



Leaves crenate. Mowers white or pink.^ — 15. H. Sturtii. 

 Leaves broadly toothed. PloAvers purpUsh. — 3. H. Farragei. 

 Involucral bracts united at the base only. Filaments short and 

 numerous. Calyx-lobes 1-nerved, with thickened margins.- — 

 18. H. zonatus. 

 Glabrous tree. Leaves broad-cordate, entire.^ — 16. H. tiliaceus. 



1. H. cannabinus, Linn {H. radiatus, Gav.). — Katharine Creek, Gilruth 

 and Spencer, July-August, 1911. Recorded. Arnhem's Land, Islands of 

 Carpentaria Bay, etc., R. Brown ; Victoria and Pitzmaurioe Rivers, Macadam 

 Range, etc., F. v. Mueller. 



2. H. Coatesii, F. v. M. — Hammersley Range, near Niohol River, P. 

 Gregory's Expedition. 



3. H. Farragei, F. v. M. — Hermansburg, Finke River, G. F. Hill (No. 

 90), 13/3/1911. Recorded. Maodonnell Range, E. Giles. 



4. H. ficulneus, Linn. — Head of Kilgour River, G. F. HiU (No. 535a), 

 30/8/191 1 . Recorded. In basaltic tropical and sub-tropical plains, N. A., F. v. 

 Mueller. The young mucilaginous pods are edible. 



5. H. geranioides, A. Cunn. — Islands of the Gulf of Carpentaria, R. 

 Brown ; Vansittart's Bay, N.W. Coast, A. Cunningham. 



6. H. heterophyllus, Vent. — ^Western and Okey Creeks, G. F. Hill (No. 759), 

 16/2/1912. Calyx with prickles but with very httle tomentum. Native Rosella. 



7. H. lepfocladus, Benth.- — Sandstone ranges. Western Creek, G. F. HiU 

 (No. 748a), 14/2/1912. Recorded. Islands of Carpentaria Bay, R. Brown ; 

 •Victoria River, Bynoe, F. v. Mueller. 



8. H. microchlaenus, F. v. M.- — Upper Victoria River, F. v. Mueller ; 

 Maitland River, Nichol Bay, Walcott ; Fortescue River, M. Brown. 



9. H. panduraeformis, N. Burman. — Edith Creek, Gilruth and Spencer, 

 July-August, 1911. Recorded. Victoria River, F. v. Mueller ; Maitland 

 River, F. Gregory's Expedition ; Albert River, Hehne. 



10. H. pentaphyllus, F. v. M.- — ^Victoria River and Arnhem's Land, F. v. 

 Mueller ; gathered also in Leiohhardt's and M'DouaU Stuart's Expeditions. 



11. P. Pinionianus, Gaud. — ^Mount Denison, M'DouaU Stuart. 



12. H. rhodopetalus, F. v. M. — Arhmen's Land, R. Brown ; Port MoUe, 

 M'GilUvray. 



13. H. setulosus, F. v. M. — Rocks on the MacArthur and Seven Emu 

 Rivers, GuU of Carpentaria, F. v. Mueller. 



14. H. Spenceri, Ewart.- — Involucral bracts united at base into a cup, 

 calyx shorter, cleft to middle ; petals 3 times as long as calyx ; fruit globose, 

 carpels 5, not angular ; leaves cordate-orbicular with a longitudinal grooved 

 gland at base of midrib on under side. Shrub with obtusely-angular branchlets, 

 tomentose. Leaves cordate-orbicular sometimes broadly 3-lobed, irregularly 

 sinuate-toothed and denticulate, or under surface strongly 5 to 7 -veined and 



