title: Natural polyploidy in Vanilla planifolia (Orchidaceae).
mesh_terms: D032461:Chromosomes, Plant; D018744:DNA, Plant / Q000032:analysis; D018745:Genome, Plant; D007621:Karyotyping; D029595:Orchidaceae / Q000235:genetics; D054046:Plant Stomata / Q000033:anatomy & histology; D011123:Polyploidy; D031669:Vanilla / Q000033:anatomy & histology / Q000235:genetics*
chemical_list: D018744:DNA, Plant