528 ALGÆ NOVÆ ZELANDIÆ. 
the southern shores of New Holland, and in Tasmania, in- 
which latter island it abounds; but we have not yet seen 
specimens from New Zealand. 
25. Hormosira Billardieri, Montag. Moniliformia Billardieri, 
Bory. Fucus moniliformis, Labill. t. 262. 
Has. Wangari Bay, D'Urville. Bay of Islands, Lyall, &c. 
26. tHormosira Sieberi, Dne. Moniliformia Sieberi, Bory. 
Has. New Zealand, Lesson. 
27. Splachnidium rugosum, Grev. Fucus rugosus, 'l'urn. t. 185. 
Has. New Zealand, Lesson. Akaroa, Raoul. 
28. Xiphophora Billardieri, Montag. Fucus gladiatus, Labill. 
t. 256. Turn. t. 240. 
Has. Bay of Islands, Sinclair, Lyall, Hooker, Raoul. 
22. Durvillæa wtilis, Bory, in Duperr. Voy. t. 1. 2. 
Has. Shores of New Zealand, D'Urville, &c. 
LAMINARIEZÆ. 
30. TLaminaria pygmea, A. Rich. Sert, Astrolab. p. 139. 
Has. New Zealand, Lesson. 
This, to judge by the description, hardly belongs to the 
present genus. 
31. Capea diruncinata, Montag. Flor. Canar. t. 7. Laminaria 
biruncinata, Bory. L. Cunninghamii, Grev. MS. 
Has. New Zealand, D’Urville, Cunningham, Hooker. 
32. Capea flabelliformis, nobis. Laminaria flabelliformis, A. 
Rich. Fl. Nov. Zeal. t. 1. 2. 
Has. Wangari Bay, D’Urville. Bay of Islands, Hooker. 
33. *Capea radiata, Endl. Fucus radiatus, Turn. f. 134. 
Laminaria radiata, Ag. 
Has. New Zealand, D'Urville. ; 
34. Macrocystis pyrifera, Ag. Fucus pyriferus, Turn. t. 110. 
Han. Coasts of New Zealand, abundantly. 
SPOROCHNOIDEÆ. e 
35. Carpomitra Halyseris, nobis; fronde plana lineari mem- — - 
branacea (demum subcoriacea) tenui costata di-trichotoma 
velsubpinnata disticha, axillis angustis alternis suboppo- __ 
