80 



LYTHRARIE^. 



434. Nesaea repens (W.V.F.). n. sp. 



Steins numerous from a perennial rhizome, prostrate or oftener 

 creeping and rooting at the nodes and forming dense 

 patches, hispid witli short spreading white hairs, rarely, if 

 ever, glabrous ; leaves opposite, ovate to ovate-lanceolate, 

 obtuse, shortly but distinctly petiolate, entire ; flowers 

 solitary, axillary in the upper axils, on slender pedicels 

 shorter than the leaves ; bracteoles linear, obtuse, shorter 

 than the calyx and not far removed from its base ; calyx 

 ovate- camp anulate, 12-ribbed, membranous between, the 

 primary teeth six, very short, triangular, with mem- 

 branous or white obtuse tips, the sinuses produced into 

 minate almost horizontal accessory teeth ; petals 5-6, 

 rather longer than the calyx, fugacious ; stamens six, the 

 filaments longer than the calyx-tube ; ovary 3-celled ; 

 style slender with a capitale stigma ; capsule globular, 

 nearly as long as the calyx, dehiscing irregularly. 



Fitzroy River, near the junction of the Lennard and Barker 

 Rivers (W.V.F. ). 



Patches from a few inches to nearly 1ft. across. Leaves 1^ 

 lines long. Petals reddish-purple. 



In black or sandy loams. 



SONNERATIACE^. 



435. Sonneratia alba Smith. 



North- West Coast (A. Cunn.) ; Sunday Island (W.V.F.). 



A tree of 10-30ft. ; trunk to 8ft. ; diameter 9in. or more ; bark 

 greyish, smooth ; timber pale, very soft ; inner portion of 

 the calyx purple ; petals none ; stamens 1^2in. long, 

 white ; angles on fruits very obscure. The Australian 

 plant has been referred to S. acida, L. by Bentham and 

 Mueller. 



RHIZOPHORACE^. 



436. Rhizophora mueronata Lamarck. 



Port Hedland; Derby; Sunday Island; Wyndham (W.V.F.). 

 An erect bush or tree of 15ft.; trunk to 4ft.; diameter 

 9in. ; bark grey, smooth ; timber brownish and very tough ; 

 flowers white or pale-yellow. A "Mangrove." The bark 

 contains 2S to 4fl per cent, of tannic acid. 



437. Oeriops Candolleana Arnott. 



Careening Bay (A. Cunn.) ; Sunday Island (W.V.F.). 



Similar in habit to Rhizophora. Timber reddish, tough and 



hard. A " Mangrove." The bark contains 25 to 32 per 



cent, of tannic acid. 



