182 Transactions. 



Ophioglossace^. 



Ophioglossum coriaceum, A. Cunn. 



Open ground in tutii sciub (crater), Sunday Island. 

 Norfolk Island, New Zealand, Australia. 



Lycopodiace^. 



Lycopodium Billardieri, Spring. 



Epiphyte in wet forest (rare in dry forest), Sunday Island. 

 New Zealand, Polynesia. 



Lycopodium cernuum, L. 



Warm ground (Denham Bay), tutu scrub (crater), Sunday Island. 

 New Zealand, Australia, Tonga, tropics. 



Lycopodium volubile, Forst. f. 



Tutu scrub (crater), Sunday Island. 



New Zealand, Australia, New Caledonia, Polynesia, Malaya. 



Tmesipteris tannensis, Bernh. 



Epiphyte on Cyathea trunks, forest ; rare on damp banks in wet forest, 

 Sunday Island. 



Norfolk Island, Lord Howe Island, New Zealand, Australia, Polynesia. 



Psilotum triquetrum, Swartz. 



Dry forest, inland rocks, warm ground*(Denham Bay), Sunday Island. 

 Norfolk Island, Lord Howe Island, New Zealand, Australia, Tonga, 

 tropics. 



Typhace^. 



Typha angustifolia, L., var. Brownii (Kunth.), Graeb. 



Swamp, shores of lakes, Sunday Island. 



Norfolk Island, New Zealand, Australia, trop. and temp, regions. 



Gramine.^. 

 Imperata Cheesemani, Hack. 



Cliffs, sand dunes, coastal rocks, gravel flat, tutu scrub (crater), buffalo- 

 grass meadow, Sunday Island. 



Endemic. Allied to /. exaltata, Brong. 



Panicum sanguinale, L., var. microbachne (Presl.), Hack. 



Biiffalo-grass meadow, Sunday Island. Scrub, Herald Islets. 

 Norfolk Island, Lord Howe Island, Australia, Tonga, warm regions. 



Oplismenus undulatifolius, Beauv. 



Dry forest, pohutukawa forest (crater), Sunday Island. Macauley Island 

 (Cheeseman). 



Norfolk Island, Lord Howe Island, New Zealand, Australia, Polynesia, 

 warm regions. 



Cenchrus calyculatus, Cav. 



Dry forest, buffalo-grass meadow, Sunda}' Island. 

 Australia, New Caledonia, Tonga, tropics. 



