Melanosperm
Melanosperm , noun
[Greek me`las, me`lanos, black + spe`rma seed.]
(Botany) An alga of any kind that produces blackish spores, or seed dust. The melanosperms include the rockweeds and all kinds of kelp.
Melanosperm , noun
[Greek me`las, me`lanos, black + spe`rma seed.]