Nguyen Cuong Huu, Van Phung Khoa, Sinh Nguyen Khang, Averyanov Leonid V, Truong Vuong Ba, Tran Chu Van, Cao Hai Xuan, Chu Quan Ngoc, Vu Hau Bich Thi, Pham Thoa Kim Thi
Vietnam National University of Forestry, Xuan Mai, Chuong My, Ha Noi, Vietnam Vietnam National University of Forestry Ha Noi Vietnam.
Institute of Ecology and Biological Resources, Vietnam Academy of Science and Technology, 18 Hoang Quoc Viet Road, Nghia Do, Cau Giay, Hanoi, Vietnam Institute of Ecology and Biological Resources, Vietnam Academy of Science and Technology Hanoi Vietnam.
PhytoKeys. 2023 Jan 10;218:19-27. doi: 10.3897/phytokeys.218.96511. eCollection 2023.
, a new species of Gesneriaceae family discovered in Tay Giang District, Quang Nam Province, Central Vietnam, is here described and illustrated. The new species is diagnosed by the combination of its stem up to 2 m long, sericeous hairs on young stem, leaf petiole and adaxial mid-vein, sparsely and minutely serrate leaf margin, axillary inflorescence spreading along stem, sparsely long gland-tipped hairs on peduncle, pedicel, calyx, outside corolla and pistil, calyx 5-disparted from base, purplish white flower with purple stripes inside corolla tube, and dish-shaped stigma formed by 2 semi-orbicular lobes horizontally expanding. Distinct features of the new species and its morphologically closest congener, , are compared and discussed. The conservation status of the described species is estimated as Vulnerable (VU D2) according to the IUCN Red List Criteria.
本文描述并展示了在越南中部广南省奠磐区发现的苦苣苔科的一个新物种。该新物种的特征包括：茎长达2米，幼茎、叶柄及叶正面中脉具绢毛，叶缘具稀疏细锯齿，腋生花序沿茎伸展，花梗、花萼、花冠外面及雌蕊具稀疏长腺毛，花萼从基部5深裂，花冠管内面有紫色条纹的紫白色花，以及由2个水平扩展的半圆形裂片形成的盘状柱头。文中比较并讨论了该新物种及其形态上最接近的同属物种的显著特征。根据国际自然保护联盟（IUCN）红色名录标准，该描述物种的保护状况估计为易危（VU D2）。
