萌生植物適應環境干擾的一種更新策略[1]。一些植物從被火燒、乾旱或被砍伐的部、樹幹基部的木質瘤等產生新的枝苗,從而形成多莖幹植株[2][3][4]。這也是森林管理的一種傳統方式。萌生出的莖幹數量常作為萌生能力的表徵指標[5]

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從被砍伐的赤楊根部萌生出的多個枝苗
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