218 Transactions. 



Pandanaceae. 

 Freycinetia Banhsii A. Cunn. In woods ; abundant. 



Tijphaceae. 



Typha angustijolia L. Abundant in marshy places. 

 Sparganium antipodum Graebner. In swamps ; abundant. 



Lemnaceae. 

 Lemna minor Linn. Still waters in maritime marshes ; common. 



Naiadaceae. 

 TriglocJiin striatum Ruiz & Pav. var. filifolium Buch. Maritime marshes ; 



common, 

 Potamogeton polygonifolius Pourr. In muddy places ; not common. 

 Potamogeton Cheesemanii A. Bennett. Abundant in streams, lakes, and 



swamps. 

 Potamogeton ochreatus Raoul. Kaitaia River ; common. 

 Ruppia maritima Linn. Brackish-water lagoon. Waimimiha. 

 Zoster a nana Roth. Houhora Harbour. 

 Zoster a tasmanica Martens. Common in harbours and on mud-covered 



rocks ; Reef Point. 



Centrolepidaceae. 

 Hydatella inconspicua Cheesem. Sandy margin of Lake Ngatu. 



Ecstiaceae. 



Lepyrodia Traversii F. Muell. Swamp near Lake Tangonge ; Kaitaia ; rare. 

 Leptocarptis simplex A. Rich. Salt-water marshes and sandy shores ; 



abundant. 

 Hypolaena lateriflora Benth. In swampy land, Kaitaia ; Houhora ; Lake 



Ohia. 



Cyperaceae. 

 Kyllinga brevifolia Rottb. Abundant in damp lowlands. Has spread 



rapidly. 

 Cyperus tenellus Linn. f. Abundant throughout. 



„ vegetus Willd. In damp lowlands ; abundant. 

 Mariscus ustulatus C. B. Clarke. Abundant in lowlands. 

 Eleocharis sphacelata R. Br. Swamp ; common. 

 Eleocharis neo-zealandica C. B. Clarke. Damp sandy places near the sea ; 



not uncommon. 

 Eleocharis acuta R. Br. In wet places ; abundant. 



,, Cunninghamii Boeck. In wet places ; abundant. 

 Scirpus lenticularis Poir. Submerged in Lake Tangonge, Kaitaia. 



,, cernus Vahl. Maritime form abundant ; inland form not common. 

 Scirpus inundatus Poir. vars. major and gracillima. Both abundant in wet 



places. 

 Scirpus nodosus Rottb. Sand-dunes ; abundant. 



,, jrondosus Banks & Sol. Sand-dunes ; abundant. 



,, lacustris Limi. Margins of streams and lake ; abundant. 



,, maritimus Linn, var fl.uviafilis. Tidal creeks ; common. 

 Schoenus hrevijolius R. Br. Moorlands ; common. 



