金边虎皮兰(San evieria trifascita)是龙舌兰科肉质草本植物。叶片中间有灰、绿相间不规则的横波纹,叶缘为黄色纵条边。经横切金边虎皮兰叶片小块扦插发现,用边缘黄色区扦插长出的植株,其叶片全为黄色,用中部绿色区和黄绿交界处扦插生长的植株,其叶色全为绿色。为什么黄绿相间部分扦插会长出绿色植株呢?因为金边虎皮掌中部绿色部分和边缘黄色部分的细胞,所包含的整套基因并不完全一致, San evieria trifascita is an agave genus of agave. Leaves in the middle gray, green and white irregular transverse corrugated edge of the yellow vertical edge. The cuttings of Phyllostachys pubescens leaves showed that all the plants grown with the cuttings in the marginal yellow area had yellow leaves. The plants with cuttings grown in the middle green area and the junction of yellow and green had green leaves. Why green and white parts of green and white cuttings will grow? Because Phnom Penh tiger skin palm green part and the edge of the yellow part of the cell contains the entire set of genes is not exactly the same,