Tuesday, November 8, 2022

[Botany • 2022] Thismia cordata (Thismiaceae) • A New Fairy Lantern Species from the Brazilian Atlantic Rainforest


Thismia cordata  

in da Silva, Ríos, Visini da Cruz, de Souza  & Braga, 2022. 

Abstract
A new species of Thismia (Thismiaceae) from the Brazilian Atlantic Forest is described and illustrated. Thismia cordata belongs to T. subg. Ophiomeris sect. Ophiomeris, and is mainly characterized by its flowers zygomorphic with gibbous perianth tube which is densely pilose on the inner surface, annulus surrounded by a prominent star-shaped ornamentation of 6-lobes with apex acute, densely pilose, outer perianth lobes ovate with base cordate, stamens with connective falcate, ovary glabrous, and stigma sharply trilobed, densely pilose. Detailed description, illustrations, notes on distribution, and preliminary conservation assessment are provided below.

Keywords: Monocots, achlorophyllous, Brazil, Dioscoreales, mycoheterotrophic, neotropics



Thismia cordata



Diego Ferreira da Silva, Román Carlos Ríos, Vinicyus Jorge Mordaski Visini da Cruz, Inti de Souza and João Marcelo Alvarenga Braga. 2022. Thismia cordata (Thismiaceae), A New Fairy Lantern Species from the Brazilian Atlantic Forest. Phytotaxa571(1); 76-84. DOI: 10.11646/phytotaxa.571.1.6 
 twitter.com/thismiaguy/status/1587349405555998722