Webster's 1828 Dictionary
FUSTET
n.The wood of the Rhus cotinus, which yields a fine orange color.
Webster's 1913 Dictionary
FUSTET
Fus "tet, n. Etym: [F. fustet (cf. Sp. & Pg. fustete ), LL. fustetus,fr. L. fustis stick, in LL. , tree, See 1st Fust, and cf. Fustic. ]
Defn: The wood of the Rhus Cptinus or Venice sumach, a shrub of Southern Europe, which yields a fine orange color, which, however, is not durable without a mordant. Ure.
The Wordsmith Dictionary