soapberry

soapberry
noun
  1. a tree or shrub with berries that produce a soapy froth when crushed, in particular
    无患子,尤指
  2. a plant with saponin-rich berries that are used as a soap substitute (genus Sapindus, family Sapindaceae) a North American shrub with edible berries (Shepherdia canadensis, family Elaeagnaceae)
    无患子属植物(无患子属,无患子科) 加拿大水牛果(拉丁名Shepherdia canadensis,胡颓子科)
    ■the berry of any of these plants
    无患子果实
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