V (of fruits, anthers, etc) to burst open spontaneously, releasing seeds, pollen, etc (果实、花粉囊等)开裂
At room temperature, the pollen viability of both decreased during time of anthers dehiscing but also above 50% after 5 days.
川白芷与祁白芷花粉在室温储藏条件下，开花后第5天花粉活力仍保持约50%，其中川白芷下降幅度大于祁白芷；
Older leaves first affected with bright yellow - green or yellow interveinal chlorosis, inrolling of margins, wilting, bleaching and withering before dehiscing prematurely ;
老叶首先脉间失绿呈嫩黄色或黄色，边缘不卷曲，在过早地裂开前白化并干枯，心叶和生长点能持续最长地周期。
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