Begonia melanobullata C.I Peng & C.W.Lin is a very unique species from the cliffs of Vietnam. This species shows its signature dark colored bullae from a very young age.; The foliage of Begonia melanobullata is a jaw-dropping mix of raised black (melano) cones (bullae) resembling teeth. The tip of each sports a single erect hair-bristle. This species requires high humidity to thrive.

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Genus name was established in mid 18th century: modern Latin, named in honour of the French administrator and amateur botanist Michel Bégon (1638–1710) by the botanist Charles Plumier (1646–1704), who discovered the plant on the island of Santo Domingo.