440 LXXXr. CONVOLA^ULACE.E. [Iflhoilia, 



S. Australia. Port Adelaide, Blandowshj ; Spencer's Gulf, irardurlon. 

 "W. Australia. King George's Sound, JR. Broton, Harvnj ; Phillips and Fitzgerald 

 Kanges, Maxwell; Arthur's Head and Gordon river, Preiss. v. 2391, 2392; also Bnimmoud, 



n. 106, 138, 220. 



Var. spitiescenSy F. Muell. More shrubby with divaricate branches, the smaller ones 

 spincsceut. — W. Australia, Bntmmond, n. 82. 



2. "W. rotundifolia. Hook, Ic. PL t. 410. Stems fmm a perennial 

 stock, prostrate or ditfuse and much-branched, but shorter than in W. humilisy 

 and not Avoody, the whole plant more or less hirsnte with rather long hairs, 

 not silky, and sometimes nearly glabrous. Leaves rather crowded but not 

 imbricate, orbicular or ovate, contracted at the base or almost petiolate, thick 

 but flat, rarely exceeding 2 lines. Flowers of W. hnnilis or rather larger, 

 the corolla-tube slender, sometimes but not always quite as long as the calyx, 

 and the stamens and styles rather more exserted. Ovary either completely 

 2.celled or the dissepiment incomplete at the base. Ovules 1 or, accordiu'; 

 to Hooker, sometimes 2 in each cell. Seeds 1 or 2 in the capsule,— Cliois. 

 in DC. Prod. ix. 450 ; F. Muell. Fragm. vi. 101. 



Victoria. Near Melbonn.e, Adamsoa ; Port Phillip, Station Peak, Lake Omeo and 

 IMurray river, F, Mueller; Skipton and Warani?au (salt) lake, Whait; Wimmera, Ballachij. 



S. Australia. Holdfast Bay and Kaiscrstuhl, F. Mueller. 



"W. Australia. Drummond, ?/. 18, 657, and 335 (the latter specimens more gla- 

 brous). 



3. W. Backhousii, IIool f. in Hook. Loncl Joum. vi. 275, and Fl. 

 Tasm. i. 277. Stems from a perennial stock, prostrate or ditfuse with sliort 

 ascending branches, the whole plant quite glabrous and rarely extending to 

 more than 6 in. Leaves linear or rarely narrow-oblong, acute or obtuse, 

 flat but thick or almost terete, | to i in. long. Calyx glabrous, from 

 vuidcr 3 to nearly 4 lines long, the teeth much shorter than the tube. 

 Corolla-tube more slender than in the two preceding species and usually ex- 

 ceeding tlie calyx. Stamens and style also more exserted than iu either of 

 the others, and the anthers narrower. Ovary 2-celled from the bottom.— 1'- 

 Muell. Fnigm. vi. 101. 



Victoria. Near Melbourne, Adamson ; Port Phillip, La]<e Wellington, and near 

 Brighton^ j;,,^//^r ; Wimmera, Ballachj ; also in R. Bromis collection, without any 

 label, probally from Port Phillip. 



•" mania. Kelvcdoii, Great Swan Port, Story, Backhouse. 



Australia. Middle Jlouut Barreu, Maxwell; Port Gregory, Oldfield. 



11. CUSCUTA, Linn. 



