Seeds from the trifoliate orange, Citrus trifoliata or Poncirus trifoliata, a member of the family Rutaceae in the Citrus genus. It is native to northern China and Korea, and is also known as the Japanese bitter-orange or Chinese bitter orange.

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Keywords: archival, archive, bitter, bitter-orangechinese, citrus, family, genus, historical, history, member, orange, orangefruit, poncirus, rutaceae, seeds, seedstrifoliateorangecitrus, trifoliata, trifoliataponcirus, trifoliatarutaceaecitrusgenuschinakoreajapanese, trifoliate