通过组织培养,咖啡的果皮、胚乳和茎切片已长成咖啡树。凯勒等报导,用小粒种咖啡胚乳和果皮培养成的初生愈伤组织能产生和释放咖啡硷。巴克兰报导,已用小粒种咖啡茎切片培养成能转移成活的悬浮培养体。最近汤斯利报导,这样的悬浮培养体产生了咖啡“香 Through tissue culture, coffee’s peel, endosperm and stem slices have grown into coffee trees. Keller et al. Reported that primary calluses cultured with small-grain coffee endosperm and peel yielded and released caffeine. Buckland reports that stem cells of small-seed coffee stems have been cultured to become viable suspension cultures. Recently, Theley reported that such suspension cultures produce coffee “scent.”