tetrasporophyte

(from the article `algae`) ...gametophyte tissue around it develop into a basketlike or pustulelike structure called a carposporophyte. The carposporophyte eventually produces ...
Found on http://www.britannica.com/eb/a-z/t/30

tetrasporophyte

(Gk: tettares four; phyton plant) a spore-producing thallus (Gk: thallos green shoot) in the life history of some red algae in which the sporangia, called tetrasporangia, produce tetrads (clusters of four) of spores.
Found on http://www.seafriends.org.nz/books/glossary.htm
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