Phloem wedges in Malpighiaceae: origin, structure, diversification, and systematic relevance.
Angélica Quintanar-CastilloMarcelo R PacePublished in: EvoDevo (2022)
Phloem wedges evolved exclusively in lianas, with two different ontogenies explaining the 10 independent origins of phloem wedges in Malpighiaceae. The presence of phloem wedges has favored the evolution of even more complex cambial variants such as fissured stems and interxylary phloem.
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