bean caper
noun
1.
a small tree,
Zygophyllum fabago,
of eastern Mediterranean regions, having flower buds that are used as a substitute for capers.
Origin
1590-1600
British Dictionary definitions for
bean caper
bean caper
noun
1.
a shrub,
Zygophyllum fabago
, of E Mediterranean regions, whose flower buds are eaten as a substitute for capers: family
Zygophyllaceae