THE FLORA OF THE NOETHEBN TEKRITOEY. 191 



6. KERAUDRENIA, J. Gay. 1821. 



{Seringea, SpreTig. 1818.) 



Bracts narrow. Carpels several-seeded, not always separating, the seeds 

 nearly straight. Leaves mostly lanceolate, 1 to 3 ia. — 1. K. Hookeriana. % 



Lower bracts broad scarious and coloured, very deciduous. Carpels 1 to 2 

 seeded, the seeds reniform. Leaves ovate or oblong. 



Leaves thick and soft, very rugose, tomentose above, mostly 1 to 



2 in. long. — 3. K. nephrosperma. 

 Leaves smooth or shghtly rugose, mostly under 1 in. — 2. K. integri- 

 foha. 



1. K. Hookeriana, Walp. — Amhem S. Bay, R. Brown ; Nicholson 

 River, F. v. Mueller. 



2. K. integrifoUa, F. v. 1/.— 12 miles N.W. of Camp HI. (325), 12/6/1911. 



3. K. nephrosperma, Benth. — ^Desert at the sources of Victoria River, 

 Sturfs and Hooker's Creeks, F. v. Mueller ; Forster's Range, M'Douall Stuart. 



K. adenolasia, F. v. 21. ; recorded from North Australia in Nat. Herb. 

 Census. 



7. HELICTERES, Lmw. 



(Methorium, Schott.) 



Calyx J-in. long. Carpels spirally twisted. — 3. H. Isora. 

 Calyx not above 2 hnes long. Carpels straight. 



Leaves obtuse, entire. — 1. H. cana. 



Leaves toothed, mostly acute. — 2. H. dentata. 



1. H. cana, Benth.- — Brunswick Bay and York Sound, A. Cunningham ; 

 Upper Victoria River, F. v. Mueller. 



2. H. dentata, F. v. M.- — Upper Victoria River, F. v. Mueller. 



3. H. Isora, Linn. — Roper River, F. v. Mueller. 



8. STERCULLA., Isss. 



Leaves digitate. Calyx-lobes 5, spreading. Stamina! column long and 

 iacurved. — 1. S. foetida. 



Leaves large, entire. Calyx-lobes 4, cohering at the tips. — 2. S. quad- 

 rifida. 



1. S. foetida, Linn. — ^N. Coast, R. Brown. 



2. S. quadrifida, B. Br. — Sims Island, A. Cunningham ; Amhem's Land, 

 F. V. Mueller ; Port Essington, Armstrong ; Cape Upstart, M'GiUivray. 



9. BRACHYCHITON, Schott and Eng. 1832. 



Calyx-lobes (where known) with indupUcate margins. Seeds (where 

 known) scarcely cohering. Leaves tomentose or pubescent, at least underneath. 

 Flowers large, sessile. 



Leaves green and softly tomentose or pubescent on both sides. — 

 4. B. parodoxus. 

 Leaves white underneath. — 2. B. discolor. 



