eucharis

from The Collaborative International Dictionary of English v.0.48

Eucharis \Eu"cha*ris\, n. [NL., fr. L. eucharis agreeable, Gr.
   e'y`charis See {Eucharist}.] (Bot.)
   A genus of South American amaryllidaceous plants with large
   and beautiful white blossoms.
   [1913 Webster]