Tuesday, May 26, 2015

[Botany • 2012] Begonia bella • A New Species of Begonia (Begoniaceae) from Peninsular Thailand

 Begonia bella Phutthai (sect. Parvibegonia
A, habit and habitat; B, tuber with fibrous roots; C, leaf adaxial surface; D, trichomes on adaxial leaf surface; E, inflorescence; F, staminate flower; G, pistillate flower; H, young fruit with persistent stigma.

A new species from Thailand, Begonia bella Phutthai (Begoniaceae), is described and illustrated. It belongs in Begonia sect. Parvibegonia and is a narrow endemic in Phangnga province. Its IUCN category is considered to be ‘Vulnerable’.

Keywords: Begonia; new species; Thailand

Distribution. Peninsular Thailand, Phangnga, Namtok Ra Man Forest Park.

Habitat and ecology. In granite rock crevices or on damp streamside soils in seasonally dry evergreen forest. Flowering May to November; fruiting November to January.

 T. Phutthai, M. Hughes and K. Sridith. 2012. A New Species of Begonia (Begoniaceae) from Peninsular Thailand. Edinburgh Journal of Botany. 69(2): 287–292. DOI: 10.1017/S0960428612000078