蔷薇科植物体胚发生多数是直接发生途径和间接发生途径同时存在，但以间接发生途径为主。

Both direct and indirect somatic embryogenesis can obtain in most species in these plants, but mainly in an indirect way.

苦杏仁为蔷薇科植物杏属野杏、山杏的干燥成熟种子,我国杏资源丰富,杏仁产量很大.

Apricot kernel is the dry and ripe seeds of rosaceae plant Armeniaca mill.