240 



Haligenia 81, 83 



Haligeniae Cladophora .... 69 



Halinieda 77 



Haliseris 125 



Haloglossum ....... 96 



Halopithys 163, 219 



Halopteris 101, 219 



Halorhiza 84, 93 



Halosphœra 53, 219 



Halothamnicm 180 



Halothrix .91 



Halurus 179 



Halymenia 133, 140, 141, 145, 146, 149, 

 150, 151, 157, 158, 196, 198, 199 

 hamifera Bonnemaisonia . . .161 

 Hapalidii Callithamnion . . . 184 

 hapalidioides .... 205, 212, 217 

 Hapalidium . . 204, 211, 212, 220 



Harveyanum Callithamnion . 

 „ Nodularia 



„ Peyssonnelia . 



„ Speraiosira . 



Harveyella 



Harveyi Lithophyllum . 



„ Symploca .... 



Hassallia 



Hauckii Cruoriopsis. . 



havanensis insidiosa Polysipho 

 nia 



Hecatonema 



Hehninthocladia . . .85,131 



helniinthoides Gastroclonium 



130 



Helniinthora 



hemisphaerica Rivularia . 

 Heredia Phyllophora . 

 hermaphrodita Polysiphonia 



Herponema 



Herposiphonia .... 

 Herpothamnion .... 

 heterocarpa Cryptoplem'a . . . 158 

 „ Halymenia . . . 158 



heteronema Conferva .... 54 

 heterochloa Conferva .... 69 



Heterosiphonia 174 



hiemalis Ectocarpus .... 107 



„ Halopteris 101 



„ Stypocaulon .... 102 



Hildenbrandia 80,211 



Hildenbrandioides Hapalidium . 204 

 Hilliae 156, 222 



186 

 50 



202 



50 



134 



205 

 41 



49 



201 



167 



88 



219 



152 

 131 



47 



140 



167 



86, 113 



175 



185 



Hilliana Iridsea 145 



Himanthalia 119 



Hincksiae Ectocarpus . . . .105 

 hippuroides Scytosiphon ... 84 

 hirsuta Heterosiphonia . . . 174 



„ Spyridia 191 



hirta Cladophora .... 69, 216 

 hispanicus Ascocyclus. . . .111 

 Holmesii Ectocarpus .... 105 

 Hookeri Callithamnion. . . . 184 

 „ fruticulosum Callitham- 

 nion 184 



Hopkirkii Enteromorpha ... 59 



Hoppii Cystoseira 121 



Hormactis 48 



Hormidium 62, 64 



Hormiscia 62 



Hormoceras 192, 195 



Hormotrichum ..... 62, 64 



hospita Amphithrix 48 



„ Dasyactis 48 



„ Euactis 47 



„ Rivularia 47 



„ Zonotrichia 47 



Hudsonii Helminthocladia . . 131 



„ Mesogloia 131 



huniile Callithamnion ..... 184 



„ Cystoseira 122 



„ Polysiphonia .... 167 



Hutchinsia 164, 165, 166, 168, 170, 171, 



172, 173, 175 



Hutchinsise Cladophora ... 69 



„ Dasya 173 



hyalina Palmella 51 



hybrida 162 



hydnoides Calothrix ... 41, 45 

 „ Schizosiphon . . 41, 45 



„ Symploca .... 41 



Hydroclathrus 97, 98 



Hydrococcus 31 



Hydrocoleum 42, 219 



Hydrolapathum 158 



Hyella 33, 219 



hyperborea Laminaria .... 80 



Hypheothrix 43 



Hypnea 134, 137, 145, 148, 150, 219 

 hypnoides Atractophora . . .134 



„ Bryopsis 73 



„ Ctenosiphonia . . .175 

 Naccaria 134 



