No. 3. The Marine Algae of Santa Barbara County. 11 



Gigartina microphylla, ffarv. 



" pa pi 1 lata. Ag. 



" radula, Ag. 



" spinosa, Ktz. 



" volans, Ag. 



Only one species of this g-enus is found on the Atlantic 

 Coast, the G. mamillosa, Ag. 



Endocladia muricata, Ag, On rocks at hig-h water mark. 



Chondrus affinis, Harv. "Irish Moss." 



" canaliculars, Ag. "Irish Moss." 



Iridea dichotoma, Bong. Rare. 



" Iaminarioides, Bong. "Rainbows." Rare. On 

 rocks at low tide. 



Callophyllis flabellulata, Setch. 



44 furcata, Farlow, and variety dissecta. 



" gracillarioides, Farlow. 



" laciniata, Ktz. 



" obtusifolia, Ag. 



" variegata, Ktz. 



Gymnogongrus leptophyllus, Ag. 



" linearis, Ag. 



" tenuis, Ag. 



Ahnfeldtia gigartinoides, Ag. Peculiar to the West Coast; 

 cystocarps form nodose swelling's in the upper part of 

 the branches. 



Ahnfeldtia plicata, Fries. (=Gymnogongrus ftlicata, Kutz.; 

 Gigartina filicata, Lam. ; Sfihaaro coccus ftlicatus, Ag - . ) 



P. 



Order RHODYMENIE^. 

 Rhodymenia corallina, Grev . 



" " form linearis, Setch. 



" palmata, Grev. "Dulce" or "Dulse. 



" * palmetta, Grev. 



Stenogframma interrupta, MonU Several forms. 

 Rhabdonia Coulteri, Harv. 



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