168 



♦Arfhropodium strictum. Q-ullies and cliffs by the sea, north- 

 west parts of Dudley Peninsula ; gorge of the Hog Bay 

 Eiver. 



*Arthropodium laxum. On the metamorphic rocks of Kings- 

 cote Point. 



*Xanthorrhoea quadrangulata. Heath-ground from south side 

 of Cygnet Eiver to D'Estrees Bay and the Stun' sail-boom 

 Eiver ; Central Dudley Peninsula. 



FLUVIALES. 



*Triglochin centrocarpa. Mossy banks in gullies and cliff 



slopes by the sea, North-west Dudley Peninsula. 

 *Triglochin striata. Margins of the Cygnet, Eleanor, Stun'- 



sail-boom and Hog Bay Eivers. 

 Triglochin mucronata. Kang. I., in Fl. Austral. 

 *Triglochin procera. Cygnet, ^ Eleanor and Stun'sail-boom 



Eivers. 

 *Potamogeton natans. Lagoon-like extensions of the Lower 



Cygnet Eiver ; in the Stun'sail-boom Eiver. 

 *Potamogeton obtusifolius. Cygnet Eiver. 

 *Potamogeton pectinatus. Cygnet and Eleanor Eivers. 

 *Euppia maritima. Cygnet, Eleanor and Hog Bay Eivers, 



Deep Creek. 



jrNCACE^. 



*Luzula campestris. Natural pastures and glades in thickets 

 throughout Dudley Peninsula. 



*Juncus buf onius. American Eiver, Margins of streams, clay- 

 flats, and wet ground, Dudley Peninsula. 



*Juncus pauciflorus. Thickets bordering the Harriet and 

 Stun'sail-boom Eivers. 



* Juncus pallidus. Common by margins of rivers and inundated 

 flats throughout the island. 



EESTIACE^. 



*Trithuria submersa. By runnels, heath-ground Central 



Dudley Peninsula. 

 *Aphelia gracilis. With the last. 

 *Aphelia Pumilio. Mossy banks in gullies, and cliffs by the 



sea. North Dudley Peninsula. 

 *Centrolepis polygna. With the last. 



*Centrolepis strigosa. With the last, and at American Eiver. 

 ♦Centrolepis aristata. By runnels, heath-ground Central 



Dudley Peninsula. Var. pygmcea. Sea-slopes, south of 



Kangaroo Head. 

 *Calastrophus fastigiatus. Wet sandy heath-ground between 



American Eiver and D'Estrees Bay, White Lagoon and 



near Karatta. 



