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