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Helictosperma poissoniana. A flowering branch B dimorphic stipules of vegetative and reproductive nodes C short-shoot bearing young infructescence D bracteole, ovary and calyx E corolla, style, stigma and anthers F fruit G placenta and ovules, abaxial view H placenta and ovules, adaxial view. A, C De Block & Rakotonasolo 797 B De Block 910 D, E Jongkind et al. 3415 F Randriamiera 8795-RN G, H Jongkind et al. 3258.
