Characteristic Vegetation of Rock-pools. 



; Feb., 1911. 

 j Koonah Pt. 



April, 1911. 

 Clare Island. 



July, 1909. 

 Clare Island. 



Uel.., 1910. 

 Clare Island. 



Monustroiiia Grevillei, 



— 



X ab. 



— 



— 



Enteroruorpha clatbrnta, . 



— 



X 



X 



Xab. 



E. comprcssa, . 



X 



X 



X ab. 



X.ab. 



Ulva Lactuca, . " . 



Xy. 



X 



X ab. 



Xab. 



Rhizoclonium iraplexura, . 



— 



X 



X 



— 



Cladophora pellucida. 



— 



X 



— 



— 



C. rupestris, 



X 



X 



X 



X 



C. sericea, 



X y. 



X 



X 



X 



C. glaucescens, . 



— 



X 



— 



— 



C. albida, 



— 



X 



— 



— 



C. lanosa, .... 



— 



X 



— 



— 



Codium adhaerens, 



— 



X 



X 



X 



C. tomentosum, 



X 



X r. 



X 



X 



C. niucronatum, 



X y. 



X 



X 



X 



Dictyosiphon foeniculaeeus, 



— 



X 



X 



— 



Litosiphon pusillum, 



— 



— 



X 



X 



Phloeospora braebiatum, . 



— 



_ 



X 



— 



Scytosiphon lomcntarius, . 



X 



X 



X 



X 



Eetocarpus confervoides, . 



— 



X 



X 



X 



E. fasciculatus, 



— 



X 



X 



X 



E. granulosus, 



— 



X 



X 



— 



Pylaiella litoralis, 



X 



X 



X 



X 



Ismophloea sphaerophora, . 



— 



X 



— 



— 



Myriotriehia claviformis, . 



— 



— 



X 



X 



Sphacelaria cirrbosa, 



X 



X 



X 



X 



Cladosteplms verticillatus, . 



X 



X 



X 



X 



Chordaria flagelliformis, . 



— 



— 



X 



X 



Mesogloia vermiculata, 



— 



_ 



X 



— 



Castagnea viresceus, . 



— 



— 



X 



— 



Leathesin tuberiformis, 



— 



X y. 



X ab. 



X 



Dictyota dicbotoma, . 



X .'/. 



X "b. 



X ab. 



— 



Porphyra leucosticta, 



— 



X 



— 



— 



P. umbilicalis, . 



X 



X 



X r. 



— 



Pterocladia capillacea, 



— 



X 



x >■■ 



— 



Gelidium pulcliellum, 



— 



X 



X 



X 



G. latifoliurn, . 



— 



X 



X 



X 



Cbondrus crispus, 



X 



X 



X 



X 



Gigartina mamillosus, 



X 



X 



X 



X 



Phyllopbnra rubens, 



X 



X 



X 



X 



