eremurus
noun
er·em·urus ˌer-ə-ˈmyu̇r-əs 
plural eremuri ˌer-ə-ˈmyu̇r-ˌī
: any of a genus (Eremurus) of perennial Asian herbs of the lily family that produce tall racemes of showy blooms
called also foxtail lily
Word History
Etymology
New Latin, from Greek erēmos solitary + oura tail — more at ass
First Known Use
1829, in the meaning defined above