Marine Algae.] SUBANTARCTIC ISLANDS OF NEW ZEALAND. 511 



Seaweeds," No. 213, Trans. N.Z. Inst., xxxiv, p. 340). We did not collect this plant 

 on the " Hinemoa " trip ; but it is more likely that the Auckland Island species 

 will be found to be the same as the New Zealand form than to be the same as the 

 South African variety. It may therefore for the present be regarded as E. Wilsonis. 



Plocamium, Lamouroux. 

 Distribution. — All seas. 



Plocamium cruciferum, Hook. f. & Harv. 



Plocamium cruciferum, Hook. f. & Harv., Fl. Nov. Zel., ii, p. 246, 1855 ; 

 J. Ag., Epicr. Florid., p. 345, 1876. 



* Enderby Island ; J. C. S. ! (New Zealand, Chatham Islands.) 



Plocamium brachiocarpum, Kiitzing. 



Plocamium coccineum (partim). Hook. f. & Harv., Fl. Nov. Zel., ii, p. 246, 1855. 

 P. brachiocarpum, Kiitz., Spec. Alg., p. 885, 1849 ; J. Ag., Epicr. Florid., 

 p. 341, 1876. 



* Enderby Island ; J. C. S. ! * Campbell Island ; J. C. S. ! (New Zealand, 

 Chatham Islands.) 



Plocamium coccineum, Lyngbye. 



Plocamium coccineum, Lyngb., Tent. Hydroph. Danic, p. 39, tab. 9, 1819 ; 

 (partim), Hook. f. & Harv., Fl. Nov. Zel., ii, p. 246, 1855. 



Auckland Islands ; Hooker, R. M. L. Campbell Island ; Hooker. (North and 

 South Atlantic, Mediterranean, North Pacific, Cape of Good Hope, Australia, Tas- 

 mania, Antarctic Ocean, Coulman Island.) 



Mr. A. Gepp reports this species amongst those collected by myself at Auckland 

 Islands. It may possibly turn out to be the preceding species. 



Plocamium Hookeri, Hook. f. & Harv. 



Plocamium Hookeri, Harv., Fl. Antarct., vol. ii, p. 474, 1847 ; J. Ag., Epicr. 

 Florid., p. 337, 1876. 



Macquarie Island ; A. Hamilton ! (Kerguelen's Land, Heard Island, South 

 Georgia, South Orkneys.) 



Fam. DELESSERIACEAE. 

 Platyclinia, J. Agardh, 1898. 

 Distribution. — Australasia. 



Platyclinia crispatum (Hook. f. & Harv.), J. Ag. 



Nitophyllum crispatum, Hook. f. & Harv., Fl. Antarct., vol. i, p. 185, tab. 71, 

 fig. 1, 1845. Platyclinia crispatum, J. Agardh, Mant. Deless , p. 110, 1898. 



* Auckland Islands; R. M. L. (identified by A. Gepp). Campbell Island; 

 Hooker. 



