» <a 
Spondylothamnion, 93, 132. 
muilnndum, I, 42, 93. 
63. 
Sporochnus, 71, 129. 
pedunculatus, 71. 
Spyridia, 44. 
filamentosa, 44. 
Sterrocolax, 82, 135. 
decipiens, 40, 82, 115. 
Stictyosiphon, 57, 125, 126. 
subarticulatus, 39, 42, 57. 
tomtalis, 11, 39, 42, 57: 
Stilophora, 70, 126, 129. 
rhizodes, 25, 70. 
Streblonema, 60, IIO, 123. 
fasciculatum, 39, 60. 
infestians, 39, 60. Fig. 78. 
Zanardini, 39, 60. Figs. 
a2. 
Striaria, 58, 126, 129. 
attenuata, 58. 
Stypocaulon, 68, 126. 
scoparium, 68. 
Fig. 
28, 
ahilopteris, 75, 123. 
Mertensii, II, 75. 
Trailliella, 93, 132. 
intricata, 40, 42, 93. 
44. 
Figs. 43, 
Fig. 38. 
155 
Ulonema, 68, 125. 
rhizophorum, 40, 68. Figs. 7, 
ROMs 
Ulothrix, 48, 122. 
implexa, 39, 48. 
flacca, 48. 
Ulvarl 5, 32) 487 68) 125, PIS Var 
lactuca, 46, 48, 49. 
latissima, 7, 8, 48. 
Linza, 47. 
Uxospora, 49,5576, 122: 
bangioides, 50. Fig. 46. 
collabens, 39, 50. Fig. 41. 
isogona, 5, 7, 49, 50. Figs. 42, 
Bletes D 
mirabilis, 49. 
Vaucheria, 55, I21I. 
Thuretii, 39, 55. 
velutina, 55. 
Wrangelia, 93. 
multifida, 93. 
Zonaria, 73. 
parvula, 73. 
Zostera, 69, 102. 
C. Tinling & Co., Lid., Printers, Victoria Street, peas 
and at London and Prescot. 
