Friday, July 8, 2016

[Botany • 2014] Elettariopsis biphylla • A New Species of Zingiberaceae from Thailand


ขิงนกข่อ |  Elettariopsis biphylla  
S.Saensouk & P.Saensouk

Abstract

A new species of Elettariopsis from Phu Wua Wildlife Sanctuary, Bung Khla District, Bueng Kan Provice, Thailand is described as a new species. The new species is similar to E. monophylla (Gagnep.) Loesener (1930: 603), but differs in having two leaves and dark red veins in parts of the labellum, in the length of the petioles, the tall pseudostem and the apex of the anther-crest. Differences are pointed out in Table 1. The species is locally rare occurring in lowland Phuwou forest. It is described and illustrated below.

Keywords: Elettariopsis, Zingiberaceae


Elettariopsis biphylla S.Saensouk & P.Saensouk, sp. nov. (Figs. 1–6)

The species has two distinctive leaves and dark red veins in parts of the labellum. The morphological characters of Elettariopsis biphylla are similar to those of E. monophylla but it differs in its two leaves, dark red veins in parts of the labellum and length of petioles, the pseudostem and the apex of the anther crest.

Type:—THAILAND. Bueng Kan Province: Bung Khla District, Phu Wua Wildlife Sanctuary, levation 140 m.,May 2013, Saensouk 400 (holotype BK!, isotypes BKF!, KKU!, QSBG!).






S. Saensouk and P. Saensouk. 2014. Elettariopsis biphylla, A New Species of Zingiberaceae from Thailand. Phytotaxa. 159(1): 023–025. DOI: 10.11646/phytotaxa.159.1.4