Phaeothamnion

noun

Phaeo·​tham·​ni·​on

ˌfēəˈthamnēˌän

: a genus (the type of the family Phaeothamniaceae) of rare yellow green algae growing upon other algae and having a definite central axis and ascending lateral filaments made up of cylindrical to subovoid cells

Word History

Etymology

New Latin, from phaeo- + Greek thamnion little bush, diminutive of thamnos bush

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