WevMiepiC. Mimorr XXX 
Prare XV LET 
M.P. PHOTO. 
69, 70. Intergrades between Callithamnion 2. Pleonosporium Borrert. 
Hookeri and C. polyspermum. 73. Callithamnion corymbosum. 
71. Nitophyllum uncinatum, 74. Callithamnion brachiatum, 
