THE FLORA OF THE NORTHERN TERRITORY. 279 



21. RUTIDOSIS, D. C. 1837. (Wrinkle Wort.) 



( Acfinopa2>pus. Hook, 18.52; Pumilo, Schlecht., 1848; Lepidocoma.) 



Leaves decurrent. Pappus-scales deeply divided into bristle-Uke lobes. — 

 1. H. Brownii. 



Leaves not decurrent. Paj)pus-scales undivided. 



Anthers mucli exserted. Pappus-scales ■'> to 7, spathulate, quite 



entire. Flowers yellow. — 2. R. heUchrysoides. 

 Anthers not exserted. Pappus-scales about 10. — 3. R. leucantha. 



1 . E. Brotcn il, Benth. — Islands of the (.! aU of Carpentaria, R. Brown. 



2. E. helichrijsoides. D. 6'.— 60 miles N.E. of Camp II., G. F. Hill (No. 

 265). 7/6/1911. 



;5. R. leucantha. F. v. M . — Mackenzie River, F. v. Mueller. 



22. C'ALOCKPHALUS, R. Br. 1817. (Beauty Heads.) 



i^Achrysum, A. Or., 1852; Blennospora, A. Gr., 1851; Leu,cophi/la, 

 R. Br., 1817 ; Pachysuru.s, Steetz., 1845.) 



Pappus bristles united to a cup at the base. — 1. C. multiflorus. 

 Pappus hairs free, plumose at the tip. — 2. C. Knappii. 



1. C. multiflorus, Benth . — Hermansburg, Finke River, G. F. HiU (No. 58), 

 11/3/1911. Specimen about 10 in. high. 



2. C. Knappii, Ewart and White (Proc. Royal Soc. Vict., Vol. 22, 1909, 

 p. 320).— Finke R., H Kempe, Dec. 1879, 1880 and 1882. 



C. Dittrichii, F. v. 31. ; recorded from North Australia in National Her- 

 barium Census. 



23. PODOLEPIS, Labile. 



(Scxblia, Sims.; Panaetia, Cass.; Bcaliopsis, Walp.; Siemssenia, Steetz. 

 St[/lolepsis, Lelim. ; Rutidochlamys, Sand.) 



1. P.longipedata, A. Cunn. — Mackenzie River, F. v. Mueller. (Long P.) 



P canescens, Cunn. (Grey P.); P. pallida, Turcz. ; P. rugaia, Labill. 

 (Pleated P.) ; recorded from North Austraha in National Herbarium Census. 



24. MOONIA, Arn. 



{Pentalepis, F. v. 21.) 



Leaves entire. Involucre, 5 to 6 Unes long. — 3. M. trichodesmoides. 

 Leaves coarsety toothed. Involucre about 3 lines long. 



Leaves mostly ovate-lanceolate or lanceolate ; nearly sessile. — 1. M. 

 ecliptoides. 



Leaves mostly ovate, petiolate. — 2. M. procumbens. 



1. M. ecliptoides, Benth. — N.W. Coast, Bynoe ; Camden Harbour 

 (Marten ?), Hooker's and Sturt's Creeks, F. v. Mueller ; Port Essington, Arm- 

 strong. 



2. M. procumbens, Benth. — Palm Bay, Crokers Island, A. Cunningham ; 

 Port Essington, Armstrong. 



3. M. trichodesmoides, Benth. — Nichol Bay, N.W Coast, F. Gregory's 

 Expedition. , 



