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perennating organ

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perennating organ

In plants, that part of a biennial plant or herbaceous perennial that allows it to survive the winter; usually a root, tuber, rhizome, bulb, or corm.



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Prothallia, newly produced from the spores, photosynthesize during June and July, and then, since no suitable growing conditions exist in this period, they form a perennating organ, a dormant tubercule, as found by Baroutsis (1976) and reported by Hagemann (1997) and Nakazato and Gastony (2003).
 
 
 
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