THE ALGAE OF BERMUDA. 



193 



nostocorum, 22. 

 Pleurooapsa, 17. 



conferta, 17. 

 PleuTococcus membraninus, 14. 



vulgaris, 31. 

 Plumaria asplenioides, 138. 



elegans, 138. 



Harveyi, 138. 



pellucida, 138. 



pectinata, 138. 



plumosa, 138. 



Schousboei, 138, 140. 

 Polysiphonia, 123. 



breviarticulata, 124. 



exilis, 128. 



fastigiata, 47. 



ferulacea, 96, 124. 



fibrillosa, 124. 



foetidissima, 13, 123. 



fracta, 124. 



havanensis, 123. 

 forma mucosa, 123. 



Hillebrandi, 122. 



maorocarpa, 115, 123. 



nigrescens, 124. 



obscura, 128. 



opaca, 124. 



peden-veneris, 126. 



perpusilla, 117. 



pulvinata, 123. 



simulans, 124. 



subiilissima, 123, 124. 



violacea, 47. 

 Polythrix, 28. 



corymbosa, 28. 

 Porphyra, 94. 



atropurpurea, 13, 94. 



laciniata, 94. 



leucosHda, 94. 



vulgaris, 94. 

 Porphyridium, 152. 



eruentum, 152. 

 Porphyrosiphon, 22. 



Notarisii, 22. 

 Pringsheimia, 40. 



scutata, 40. 

 Protococcaceae, 31. 

 Protocoecus, 31. 



iurgidus, 14. 



viridis, 31. 

 Protoderma, 35. 



marinum, 35. 

 Ptilota elegans, 138. 



Harveyi, 138. 



pellucida, 138. 



plumosa, 138. 



Schousboei, 138. 



sericea, 138. 

 Ptilothamnion pluma, 140. 

 Pylaiella, 68. 



fulvescens, 68. 



Hooper i, 68. 



Rhipilia longicaulis, 57. 



nigricans, 57. 

 Rhizoclonium, 42. 



crassipellitum, 43. 



hieroglyphioum, 31, 35, 38, 43. 



Hookeri, 43. 



Kerneri, 43. 



riparium, 43. 



var. implexum, 43. 

 Rhodoohorton, 147. 



membranaceum, 148. 



i?o</iii, 148. 



speluncarum, 17, 147. 

 Rkodomela calamistrata, 129. 

 Rhodomelaceae, 117. 

 Rhodophyeeae, 94. 

 Rhodophyllidaceae, 105. 

 Rhodymenia palmata, 110, 148. 

 Rhodymeniaceae, 113. 

 Rivularia, 28. 



hospita, 28. 



polyotis, 28. 



Zosterae, 75. 

 Rivulariaceae, 27. 

 Rosenvingia, 74. 



intricata, 12, 74. 



Sargassum, 80. 

 bacciferum, 80. 

 Filipendula, 84. 

 var. Montagnei, 83. 

 forma subedentatum, 83. 

 fluitans, 81. 

 Hystrix, 81, 84. 



var. fluitans, 81. 

 lendigerum, 82. 

 linifolium, 81. 

 Montagnei, 83. 

 natans, 8, 80. 

 platycarpum, 84. 



var. bermudense, 84. 

 vulgare, 78, 83. 



var. foliosissimmn, 83. 

 var. Montagnei, 83. 

 Soenedesmaceae, 31. 

 Scenedesmus, 31. 



bijuga, 31. 

 Schizosiphonfucicola, 28. 

 Schizothrix, 23. 



