Polygonaceae: Characters, Distribution and Types
https://www.biologydiscussion.com/angiosperm/dicotyledons/polygonaceae-characters-distribution-and-types/48489
Hutchinson opined that the Polygonales is a degraded and reduced type of the Caryophylolales, descending from the Ranales. The Polygonaceae is related to the Amaranthaceae, Chenopodiaceae and Nyctaginaceae in the plan of floral structure, but differs from them by the presence of orchreate stipules, triangular ovary, solitary erect ovule and S ...
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