What is a brownish zoöspore, characteristic of an order (Phæosporeæ) of dark green or olive-colored algæ. -- Phæ`o*spor"ic, a called?

phaeospore — A brownish zoöspore, characteristic of an order (Phæosporeæ) of dark green or olive-colored algæ. -- Phæ`o*spor"ic, a. (Webster's 1913.)

Sources