Two new species of Trivalvaria (Annonaceae) from northern Myanmar

Bin Yang1,2, Shi-Shun Zhou1,2, Hong-Bo Ding1,2, Ren Li1, Kyaw Win Maung3, Yun-Hong Tan1,2

1 Southeast Asia Biodiversity Research Institute, Chinese Academy of Sciences, Yezin, Nay Pyi Taw 05282, Myanmar 

2 Centre for Integrative Conservation, Xishuangbanna Tropical Botanical Garden, Chinese Academy of Sciences, Menglun, Mengla, Yunnan 666303, P. R. China

3 Forest Research Institute, Forest Department, Ministry of Environmental Conservation and Forestry, Yezin, Nay Pyi Taw 05282, Myanmar

PubYear : 2018

Volume: 94

Publication Name: PhytoKeys

Page number: 3-12

Abstract: Trivalvaria rubra and Trivalvaria casseabriae, two new species of Annonaceae from Putao, Kachin State, Myanmar, are here described and illustrated. They are morphologically similar to T. costata and T. macrophylla. The major differences between them are outlined and discussed. A diagnostic key to the species of Trivalvaria is provided.

Keywords :Kachin state, Trivalvaria costata, Annonaceae, field expedition, Myanmar