List of Algæ.

• Sargassum

• plumosum, Ach. Rich.

• —— a species allied to S. sinclairii, J.H. and Harv.

• Carpophyllum

• phyllanthum, J. H. and Harv.

• maschalocarpum, J. H. and Harv.

• Marginaria

• urvilleana, Ach. Rich

• Cystophora

• scalaris, J. Ag.

• distenta, J. Ag.

This, by a writing or printing error, was called C. dissecta in Trans. N.Z. Inst., Vol. III., p. 214.

• Landsburgia

• quercifolia, J. H. and Harv.

• myricifolia, J. Ag.

• Fucodium

• gladiatum, J. Ag.

• Carpomitra

• halyseris, J. H. and Harv.

• Ecklonia

• radiata, J. Ag.

• Zonaria

• turneriana, J. Ag.

• Dictyota

• kunthii, Ag.

• Adenocystis

• lessonii, J. H. and Harv.

• Sphacelaria

• paniculata, Suhr.

• Rhodomela

• traversii, J. Ag., n. sp.

• Polysiphonia

• lyallii, J. H. and Harv.

• muelleriana, J. Ag.

• ramulosa, Harv.

• Or a species closely allied to it.

• Polyzonia

• incisa, J. Ag.

• On Pterocladia lucida.

• Champia

• novæ-zealandiæ, Harv.

• Laurencia

• urceolata, J. Ag., n. sp.

• thyrsifera, J. Ag., n. sp

• Dactylotus

• oblongifolius, J. Ag.

• (Cladhymenia oblongifolia, Harv.)

• Amphiroa

• corymbosa, Harv.

The identity with Decaisne's South African plant doubtful.

• wardii, J. Ag.

• Jania

• cuvierii Decaisne.

• Nitophyllum

• palmatum, Harv.

• Gracilaria

• flagelliformis, J. Ag., n. sp.

• Caulacanthus

• spinellus, Kuetz.

• Pterocladia

• lucida, J. Ag.

• ApophlŒ

• lyallii, J. H. and Harv.

• Wrangelia

• lyallii, Harv.

• Rhodymenia

• corallina Grev.

• Hymenocladia

• lanceolata, J. Ag.

• Rhodophyllis

• acanthocarpa, J. Ag.

• (Callophyllis acanthocarpa, Harv.)

• Plocmium

• coccineum, Lyngb.

• Gymnogongrus, sp.

The collected specimens are sterile.

• Callophyllis

• hombroniana, Kuetz.

• Gigartina

• angulata, J. Ag., n. sp.

• marginifera, J. Ag.

• decipiens, J. H. and Harv.

• radula, J. Ag.

• Epymenia

• obtusa, Harv.

Perhaps distinct from the South African plant.

• Chrysymenia

• linearis, J. Ag.

• Grateloupia

• caudata, J. Ag., n. sp.

• Ceramium

• nodiferum, J. Ag., n. sp.

• stichidiosum, J. Ag., n. sp.

• Centroceras

• clavulatum, Montagn.