240 PROP, GK DICKIE ON THE ALG^ 



III. Alg<B collected by Mr. Moseley at Banda Islands 



FUCACEJ2. 



Sargassum dentifolium, Turner. 



TlJRBINARlA VULGARIS, J. Ag. 



Sph^brococcoide^ 



Gracilaria eucheumoides, Harv. 



Coralltnace^:. 



Amphiroa involuta, Ktz. 



Geoff, distr. Cape G. Hope. 



Kather fragmentary, but having the peculiar projections at the 

 joints characteristic of the species. 



Helminthocladie^. 



Galaxaura margin ata, Lama;. 



Siphokace^e. 



CODIUM TOMENTOSUM. 



CONPERVACEJB. 



Ulothrix fusca, n. sp.? 



Fusca, articulis diametro sequalibus, interdum parum brevioribus. 



Diameter '0004 of an inch. 



Forming a thick layer about [the fumaroles of the crater of 

 Gunong Api. 



OSCILLARIACEJE. 



* 



Leptothrix symplocoides, n. sp. 



Trichomata tenuissima, continua, fusca, in fasciculos erectos basi con- 



fluentes concreta. 

 Diameter '0002 of an inch. 



Along with the last; both in the form of tough leather-like 

 crusts. This, however, can be at once recognized by the peculiar 

 pile on the free surface. Both these plants were mixed with sili- 

 ceous incrustations. No adherent diatoms were found. 



