ALGiE. 159 



Rhodymenia? lusoria, Grev. ! in Hook. Comp. Bot. Mag. 2, p. 329. 



Hab. Bay of Islands ; first found by Richard Cunningham. 



Fronds 6 to 18 inches long, from a slender stipe, which is from one 

 to three inches in length, a line or two in diameter, cylindrical for an 

 inch or more from its base, and then gradually flattening and expand- 

 ing into an irregular frond, which is cuneate at the base, and divided 

 above into numerous segments. Segments linear, attenuate at the base, 

 often as much as half an inch wide in the middle; thence attenuate 

 to the apex, which is often furcate ; in many cases, irregularly sub- 

 divided, and bearing on their margins other segments in a pinnate or 

 proliferous manner. Color dull purple. Structure that of Iridcea. 

 Cruciate spores are abundant in the surface-cells. 



Calophtllis discigera, Kiitz. Pliyc. p. 745. 



Kallymenia Wilkesii, Harv. & Bail. 



Fragments of a seemingly new species, with the structure attributed 

 by Kiitzing to his genus Sarcophyilis. 



APOPHLCEA, Harv. (Tab. 2, f. 1.) 



From carnoso-cartilaginea, Crustacea, adnata, ramos breves rnamilla- 

 formes e disco emittens. Structura e filis tenuissimis excentricis den- 

 sissimis reticulatim connexis constituta. Conceptacula numerosa, 

 sphwrica, tetrasporas parietales zonatim partitas paranematibus sufful- 

 tas foventia. — Alga littorea, rupestris, intense rubra, ramis uncialibus 

 crassissimis pluries dicliotomis fastigiatls. 



Apophi/ea Sinclarii, Harv. in Land. Jour. Bot. 4, p. 549, cfc Hook. 



FIN. Zeal. 2, p. 244,*. 116. 



Cladophora herpestica, Kiitz. (Conferva, Mont.) 



CODIUM TOMENTOSUM, Ag. 



Caulerpa sedoides, Lamour. (Chauvinia, Kiitz.) 

 Enteromorphia intestinalis, Ag. 



