Word Study
xyris
CIDE DICTIONARY
xyris, n. [L., a kind of Iris, Gr. , fr. a razor.].
A genus of endogenous herbs with grassy leaves and small yellow flowers in short, scaly-bracted spikes; yellow-eyed grass. There are about seventeen species in the Atlantic United States. [1913 Webster]
For further exploring for "xyris" in Webster Dictionary Online