是深绿时代催生的术语，从小到大分别主要有：幼株，小株、中株、大株、成株、母株、牛株、超级大牛株。母株：已经繁殖过小苗了或者说随时都会繁殖的，一般大家还是认可前者的定义。
Seed vitality was also influenced by mother plant and branch position in some way. Seeds came from premature bolting plants had higher vitality than that from normal lateral branches.
采种母株和采种部位对当归种子活力也有影响,当年产早薹籽活力高于正常采收的侧穗籽。
参考来源 - 冬季育苗与光肥调控对当归抽薹及生长发育的效应研究The highly closing-community condition possibly is advantageous for P. flagellaria maternal ramet colon reproduction as well as the stolon growth.
高度郁闭的群落条件可能对于蔓委陵菜母株的无性繁殖以及匍匐茎生长有利。
参考来源 - 松嫩草地蔓委陵菜无性系种群及构件数量动态·2,447,543篇论文数据，部分数据来源于NoteExpress
这些寿命极短的植物大量繁殖；也就是说，它们在母株周围持续提供着“种子雨”。
These very short-lived plants reproduce prolifically; that is to say they provide a constant rain of seed in the neighborhood of parent plants.
中龄植株根蘖性很强，能从母株不断生长新株。
Middle-aged indivedual is of strong ability of generation and gradually produce new one from mother individual.
其母株上一次开花是1992年在法兰克福棕榈花园。
Its mother plant last bloomed in the Frankfurt Palm Garden in 1992.
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