Definition of brown algae in English:

plural noun

• A large group of algae that are typically olive brown or greenish in colour, including many seaweeds. They contain xanthophyll in addition to chlorophyll.

  Example sentences

  • ‘Some are featureless and probably represent bacterial mats, but a few have a stalk and seem to represent some sort of seaweed-like algae, possibly brown algae (phaeophytes).’
  • ‘The largest of the chromists are the Phaeophyta, the brown algae - the largest brown algae may reach over 30 meters in length.’
  • ‘Ribbed mussels, green algae (Enteromorpha spp.) and species of brown algae (Ascophyllum and Fucus) are often seen at the base of the mats of Spartina.’
  • ‘When presented with five macroalgal species concurrently, H. sanguineus preferred green algae to red and brown algae.’
  • ‘First, although the ‘algae’ are not monophyletic, the red algae, brown algae, etc., are monophyletic groups.’