How many nuclei make an embryo sac in fl
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Paula J. Rudall
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Article
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2006
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John Wiley and Sons
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English
β 177 KB
Research on early-divergent angiosperms, including Amborella, the putative sister to all other extant angiosperms, is increasingly used as a yardstick to infer the nature of the hypothetical ancestral angiosperm. Some traits are relatively diverse (and hence relatively labile) in this phylogenetic g