Glaucous
Glaucous (gla"kus) , adjective
[Latin glaucus, Greek glayko`s.]
1.
Of a sea-green color; of a dull green passing into grayish blue. — Lindley
2.
(Botany) Covered with a fine bloom or fine white powder easily rubbed off, as that on a blue plum, or on a cabbage leaf. — Gray