Webster's 1913 Dictionary
GRAMINACEOUS
Gram "i *na "ceous, a. Etym: [L. gramen, graminis, grass. ]
Defn: Pertaining to, or resembling, the grasses; gramineous; as, graminaceous plants.
New American Oxford Dictionary
graminaceous
gram i na ceous |ˌgraməˈnāSHəs ˈˌɡræməˈneɪʃəs | ▶adjective Botany of, relating to, or denoting plants of the grass family (Gramineae ). ORIGIN mid 19th cent.: from Latin gramen, gramin- ‘grass ’ + -aceous .
Oxford Dictionary
graminaceous
graminaceous |ˌgramɪˈneɪʃəs | ▶adjective Botany relating to or denoting plants of the grass family (Gramineae ). ORIGIN mid 19th cent.: from Latin gramen, gramin- ‘grass ’ + -aceous .
The Wordsmith Dictionary