Taxonomic Studies on Malagasy Dalbergia (Fabaceae). IV. A New Species from Central and Southern Madagascar and a Narrowed Circumscription for D. emirnensis
Abstract:Dalbergia emirnensis Benth. was previously treated as comprising two entities, the typical variety from the Central Highlands of Madagascar and D. emirnensis var. decaryi Bosser & R. Rabev. from the southern part of the country at lower altitudes. Additional collections and analyses demonstrate that, as currently delimited, these taxa exhibit considerable, discontinuous variability in morphology, habitat, and distribution, a finding supported by a recent phylogenomic study. We show that the material previo… Show more
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