THE ALGAE OF BERMUDA. 



191 



tridens, 59. 

 forma gracilis, 60. 

 forma tripartita, 59. 



Tuna, 59. 

 Halymenia, 148. 



Agardhii, 9, 149. 



bermudensis, 8, 11, 39, 148, 152. 



cyclocolpa, 151. 



decipiens, 148. 



echinophysa, 149. 



pseudofloresia, 11, 71, 149. 

 Hapalpsiphon, 26. 



intricatus, 26. 

 Haplospora Vidovichii, 77. 

 Hassallia, 26. 



byssoidea, 26. 



Helminthiopsis verticillifera, 151. 

 Helminthocladia, 98. 



calvadosii, 10, 70, 71, 97, 98. 



divaricata, 98. 



purpurea, 98. 

 Helminthocladiaceae, 96. 

 Helminthora divaricata, 98. 

 Herpochondria, 122. 

 Herposiphonia, 125. 



pecten-veneris, 126. 



secunda, 126. 



tenella, 126. 

 Heterospora, 77. 



Vidovichii, 9, 77. 

 Heterosiphonia, 131. 



Wurdemanni, 131. 

 Himanthalia, 78. 

 Hormoceras pygmaeum, 144. 

 Hormospora geminella, 35. 



scalar if or mis, 32. 

 Horrnothamnion, 24. 



convolutum, 24. 

 Hormotrichum bermudianum, 32. 

 Hutchinsia obscura, 128. 



opaca, 124. 



periclados, 125. 



secunda, 126. 



tenella, 126. 



Hydrococcus marinus, 16. 

 Hyella, 17. 



caespitosa, 17. 

 Hydroclathrus, 73. 



cancellatus, 12, 73. 

 Hydrocoleum, 23. 



comoides, 23. 



glutinosum, 23. 



lyngbyaceum, 23. 



var. rupestre, 23. 

 Hypnea, 111. 



cervicornis, 112. 



cornuia, 113. 

 musciformis, 9, 112, 143. 

 spinella, 112. 

 Hypoglossum, 116. 

 hypoglossoides, 116. 

 Woodwardi, 116. 



Kallymenia, 105. 

 perforata, 12, 105. 

 reniformis, 149. 



Laurencia, 117. 



cervicornis, 118, 134. 



dasyphylla, 119, 121. 



gemmifera, 118. 



implicata, 118, 120. 



intricate, 119. 



obtusa, 119. 



var. gelatinosa, 119. 

 var. gracilis, 119. 



paniculata, 120. 



papillosa, 118. 



perforata, 118. 



Poitei, 118. 



setacea, 119. 



tuberculosa, 118. 

 Leibleinia, 21. 

 Liagora, 99. 



corymbosa, 99. 



dubia, 101. 



elongata, 97, 99. 



pectinata, 100. 



pulverulent a, 100. 



valida, 99. 

 Lomentaria, 115. 



uncinata, 115. 



var. filiformis, 115. 

 Lophosiphonia, 126. 



bermudensis, 126. 



obscura, 128. 



Saccorhiza, 9, 127. 



subadunca, 127. 

 Lyngbya, 21. 



confervoides, 18, 21, 39. 



Lagerheimii, 22, 



lutea, 22. 



majuscula, 21. 



Meneghiniana, 18, 21. 



semiplena, 22. 



Mastigocoleus, 26. 



testarum, 26. 

 Merismopedium, 16. 



convolutum, 16. 



glaucum, 16. 

 Meristotheca, 106. 



