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Issue: Vol. 482 No. 1: 27 January 2021
Type: Article
Published: 2021-01-27
DOI: 10.11646/phytotaxa.482.1.8
Page range: 73–79
Abstract views: 21
PDF downloaded: 1

Typhonium phuocbinhense sp. nov. (Araceae: Areae), a new species from central Vietnam

Institute of Ecology and Biological Resources (IEBR) – Vietnam Academy of Science and Technology, A11-18 Hoang Quoc Viet Street, Cau Giay, Hanoi, Vietnam (VAST). Graduate University of Science and Technology – Vietnam Academy of Science and Technology, 18 Hoang Quoc Viet Street, Cau Giay, Hanoi, Vietnam (VAST).
Deparment of Botany, Ha Noi Pedagogical University No. 2, 32 Nguyen Van Linh, Xuan Hoa, Phuc Yen, Vinh Phuc, Vietnam.
Deparment of Botany, Ha Noi Pedagogical University No. 2, 32 Nguyen Van Linh, Xuan Hoa, Phuc Yen, Vinh Phuc, Vietnam.
Deparment of Botany, Ha Noi Pedagogical University No. 2, 32 Nguyen Van Linh, Xuan Hoa, Phuc Yen, Vinh Phuc, Vietnam.
Institute of Ecology and Biological Resources (IEBR) – Vietnam Academy of Science and Technology, A11-18 Hoang Quoc Viet Street, Cau Giay, Hanoi, Vietnam (VAST).
Missouri Botanic Garden.
Typhonium Ninh Thuan Phuoc Binh National Park taxonomy Vietnam Monocots

Abstract

Typhonium phuocbinhense has been described as a new species from central Vietnam. The plant grows on sand-soil in the gaps of rocks and the banks of stream line in the Phuoc Binh National Park of Ninh Thuan Province. The species is different from all other species in the genus. It is closest to T. varians from Thailand but differs from this species by having leaves not variegated, spathe tube brown and spathe lamina much narrower and staminodes folded 180o at apex. Beside that the species key of Typhonium in Vietnam and the species information of distribution, ecology, habitat and conservation are also introduced.