brown alga
From Wiktionary, the free dictionary
Noun
brown alga (plural brown algae)
- Any of many seaweeds of the class Phaeophyceae.
References
brown algae on Wikipedia.Wikipedia 
Phaeophyceae on Wikispecies.Wikispecies 
Category:Phaeophyceae on Wikimedia Commons.Wikimedia Commons
