LIST OP MARINE PHANEROGAMS. 113 



^12. H. australtSy Miq. — {Diplanthera, Du Petit Thouars.) — Red 

 Sea, Nossi-Beh, Madagascar, Pondicherry, Indian Archipelago, 

 Viti Is., Caledonia. 



Zostera, Linn. 



\^ Z. marina^ L. — N". American coast, Florida northwards, Ice- 

 land, W. Greenland, N. coast of Mediterranean, Sicily, 

 Smyrna, Black Sea, Spain, France, British Is., Baltic coast, 

 Norway, Russian Lapland, Mandshuria, Japan, Aleutian Is. 



14. Z. nana., Roth. — Canary Is., Mediterranean coasts and 

 islands, Black and Caspian Seas, Portugal, Spain, France, 

 British Is., Holland, Denmark, Holstein, Japan, Cape of Good 

 Hope, Port Natal, Nossi-Beh. 



15. Z. Muelleri, Irmisch. — S. & E. Australia, Tasmania, New 

 Zealand, Chili. 



16. Z. tasmanica, G. v. Martens. — Port Philip, Victoria. 

 Phylloapadixj W. J. Hook. 



17. P. Scouleri, Hook. — E. coast of N. America, Vancouver's Is. 

 to California. 



18. ? P. serrulafus, Rupr. — Alaska Territory. 

 Posidonia, Konig. 



19. P. oceanica, Del. — {P. Oaulini, Kon. ; Zostera, L.) — Mediter- 

 ranean, Portugal and Spain, Biarritz. 



20. P. australis, Hook. f. — {Caulinia oceanica, R.Br.) — Extra- 

 tropical Australia, Tasmania. 



Halophila, Du Petit Thouars. 



21. H. stipulacea, Asch. (^os^^m, Forsk. Inahidie,^ Zoster a hul- 

 lata, Del.) — Red Sea, Nossi-Beh, Madagascar, Mauritius, Cape 

 of Good Hope ? 



1/22. H. ovalis, Hook. f. {Caulinia, R.Br.) — Red Sea, Nossi-Beh, 

 Madagascar, Mauritius, Persian Gulf, India, Ceylon {Thalassia 

 stipulacea, Thwaites), S. China, Loo-Choo Is., Malay Archi- 

 pelago, Australia, Tasmania, Marianne Is., New Caledonia, 

 Viti Is., Samoa Is., Tongataboo. 



23. H. Baillonii, Asch. in Neumayer, Anleit. auf Reisen, 

 p. 367. {Serpicula quadrifolia, Balbisin Herb. Berol.) — Found 

 creeping on the coral sands of the French West Indian Islands, 

 (Guadaloupe, Bertero ; Martinique ; Hahn,) without flowers or 

 fruit. S. Thomas, Moseley(CAa//^?iygr Expedition), with female 

 flowers (see Journ. Linn. Soc. xiv., p. 317). 



24. H. Beccarii, Asch., in Giorn. Bot. ItaL, 1871, p. 302.— 

 Borneo, Arracan. 



25. H. {?) spinulosa, Asch. in Neumayer, Anleitung auf Reisen, 

 p. 368. {Caulinia? spinulosa, 'R.Br.)* — Australia, Philippine 

 Is. 



26 B'. (?) Engelmanniy Asch. in Neumayer, I.e., p. 368. — Coast of 

 Florida. 



* Aschersonia, F. v. Muell. Fragm. Phyt. Aust., pt. 68, p. 219, gen. nov. 

 Hydrocharidearum [see Journ. Bot., 1874, p. 332.] 



