melanospermous

[muh-lan-oh-spur-muh s, mel-uh-noh-]

adjective

having dark spores, as certain seaweeds.

Origin of melanospermous

First recorded in 1855–60; melano- + -sperm + -ous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019