erianthus
noun
er·i·an·thus
ˌerēˈan(t)thəs
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
Word History
Etymology
New Latin, from Greek eri wool (short for erion, eirion, diminutive of eiros fleece) + New Latin -anthus