Persian gum
词源说明
From their origin in Iran. In reference to P. scoparia, specifically after the model of gum arabic.
释义（英文）
名词 Noun
- (uncountable) Synonym of sarcocolla, the gum resin of the milkvetches Astragalus sarcocolla and/or A. fasciculifolius.
- (uncountable) The gum resin of the wild almonds Prunus scoparia and/or P. lycioides.
- (countable, synecdochic) Any of the plants producing such resins.