greenweed
染色用植物之一種
Green·weed n. Bot. See Greenbroom.
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greenweed
n : small Eurasian shrub having clusters of yellow flowers that
yield a dye; common as weed in England and United States;
sometimes grown as an ornamental [syn: woodwaxen, dyer's
greenweed, dyer's-broom, dyeweed, whin, woadwaxen,
Genista tinctoria]