Algae

of Orange County, California and nearby places.

Compiled by Peter J. Bryant, School of Biological Sciences, University of California, Irvine

Green Algae (Chlorophyta)

Class Chlorophyceae:
Single-celled Algae

Class Charophyceae Class Bryopsidophyceae

Class Prasinophyceae

Class Ulvophyceae 
Chlamydomonadaceae Characeae Codiaceae Pyramimonadales Ulvaceae

Tetraselmis sp.

Chara sp.

Dead Man's Fingers, Codium fragile

Halosphaera sp.

Sea Lettuce, Ulva sp.
Phaeophyta (= Ochrophyta; Brown Algae)
Alariaceae Dictyotaceae Fucaceae

Feather Boa Kelp, Egregia menziesii

Dictyota flabellata

Zonaria farlowii

Olive Rockweed,
Hesperophycus californicus

Rockweed,
Silvetia compressa
Laminariaceae Lessoniaceae      

Giant Kelp, Macrocystis pyrifera

Southern Sea Palm, Eisenia arborea
     
Rhodophyta (Red Algae)
Corallinaceae    

Graceful Coral Seaweed,
Corallina vancouveriensis

Articulate Coralline Alga,
Lithothrix aspergillum

Crustose Coralline Alga,
Melobesia mediocris
   
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