Any of a division (Rhodophycota) of photosynthetic thallophytes, including reddish, brownish-red, pink, or purple algae that form shrublike masses in the depths of the oceans.
Plural form of red alga.
Red-algae Sentence Examples
In this point and in their method of fertilization theLaboulbeniineae suggest a possible relationship of Ascomycetes and the Red Algae.
There is evidence that the dividing wall of filamentous forms is deeply pitted, as is found to be the case in red algae.
Some Red Algae find a home in the gelatinous substance of Flustra, Alcyonidium and other polyzoa, only emerging for the formation of the reproductive organs.
Like the Fungi, therefore, the Red Algae consist for the most part of branched filaments, even where the thallus appears massive to the eye, and, as in the case of Fungi, this fact is not inconsistent with a great variety of external morphology.
The green plants (including both multicellular and unicellular green algae) and the red algae.