erianthus
noun
er·i·an·thus
| \ ˌerēˈan(t)thəs\
Definition of erianthus
1
capitalized
: a genus of reedlike grasses having spikes crowded in a panicle clothed with long silky hairs
2
plural -es
: any plant of the genus Erianthus
— called also plume grass
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