B. majungaensis var. puberula
Differs from typical variety by finely pubescent limbs on both sides; upper surface with fine hairs scattered, lower surface with sparse hairs, but very dense on the veins. This taxon differs from B. madecassa Keraudren, described later, by its much more often dentees leaves, its male flowers very generally at 2 tepals only. These two units may represent only the morphological extremes of a single species with wide distribution, marked by a certain instability in the perianth structure. On the other hand, the forms relating to B. majungaensis Guillaumin almost always live in the dry tropophilous forest regions, whereas the forms included in the B. madecassa seem to be more confined to the rainforest forests of the north of the island. , but also in the phytogeographical region of the center. It should also be noted that the typical B. majungaensis is an oval-rounded tepals, and pink or red flowers, while the B. madecassa is more generally elongated tepals, with white flowers. All these elements made us consider two specific taxa.
Pests Diseases
- Classification: Species
- Plant Type: Shrub-like
- Botanical Section: Nerviplacentaria
- Origin: Africa, Madagascar
- Originator: Humbert ex M. Keraudren, Fl. Madagascar
- Date of Origin: 1983
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