trachyspermous

[trey-kee-spur-muh s, trak-ee-]

adjective Botany.

having seeds with a rough coat.

Origin of trachyspermous

First recorded in 1890–95; trachy- + -spermous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019