92 



ALPHABETICAL INDEX OF THE 



Calithamnion pluma. Summer. Bantry Bay. Mal- 

 bay. Appin. 



Calithamnion plumula. Spring and summer. Fire- 

 stone Bay; Mount Edgecumbe ; Plymouth ; Tor- 

 quay ; Falmouth. 



Calithamnion polyspermum. Spring. Growing on 

 Fuci. Mount Edgecumbe ; Plymouth ; Torquay ; 

 Penzance. 



Calithamnion purpurascens. Spring. Brighton. 

 Calithamnion roseum. Spring and summer. Beggar's 



Island ; Mount Edgecumbe ; Plymouth ; Torquay. 



Bantry Bay. 



Calithamnion Rothii. Autumn. Bovisand; Plymouth; 

 Mount Edgecumbe ; Torquay. 



Calithamnion sparsum. Autumn. On Laminaria sac- 

 charina. Appin. 



Calithamnion spongiosum. Spring and summer. Fire- 

 stone Bay ; under the Hoe ; Plymouth ; Torquay ; 

 Salcombe. 



Calithamnion tetragonum. Summer. On Fuci. Bo- 

 visand ; Plymouth ; Whitsand Bay ; Torquay. 



Calithamnion tetricum. Summer and autumn. Bovi- 

 sand ; Plymouth ; Whitsand Bay ; Torquay ; Sal- 

 combe. 



Calithamnion thuyoideum. Spring. Mount Edge- 

 cumbe ; Torquay ; Yarmouth. Wicklow. 

 Calithamnion tripinnatum. May. Boundstone Bay. 



