Jasminum binhchauense, a new species of the family Oleaceae, is described and illustrated. The species was collected during 2022–2023 from Binh Chau-Phuoc Buu Nature Reserve, Ba RiaVung Tau province, southern Vietnam. The new species differs from its congeners in its branchlets, leaf blade, petioles and calyx. A taxonomic description, a table comparing morphological characters of the allied species, and illustrations, a color photo-plate are provided. | ACADEMIA JOURNAL OF BIOLOGY 2023 45 3 35 43 DOI 2615-9023 18681 Jasminum binhchauense Oleaceae A NEW SPECIES FROM BINH CHAU- PHUOC BUU NATURE RESERVE IN SOUTHERN VIETNAM Nguyen Thi Thanh1 Le Van Son2 Bui Hong Quang3 4 1 Regional Research and Development Institute Ministry of Science and Technology of Vietnam Ha Noi Vietnam 2 Binh Chau-Phuoc Buu Nature Reserve Ba Ria-Vung Tau province Vietnam 3 Institute of Ecology and Biological Resources Vietnam Academy of Science and Technology 18 Hoang Quoc Viet Ha Noi Vietnam 4 Graduate University of Science and Technology Vietnam Academy of Science and Technology 18 Hoang Quoc Viet Ha Noi Vietnam Received 21 August 2023 accepted 20 September 2023 ABSTRACT Jasminum binhchauense a new species of the family Oleaceae is described and illustrated. The species was collected during 2022 2023 from Binh Chau-Phuoc Buu Nature Reserve Ba Ria- Vung Tau province southern Vietnam. The new species differs from its congeners in its branchlets leaf blade petioles and calyx. A taxonomic description a table comparing morphological characters of the allied species and illustrations a color photo-plate are provided. Keywords New species Taxonomy Jasminum Oleaceae. Citation Nguyen Thi Thanh Le Van Son Bui Hong Quang 2023. Jasminum binhchauense Oleaceae a new species from Binh Chau-Phuoc Buu Nature Reserve in Southern Vietnam. Academia Journal of Biology 45 3 35 43. https 2615-9023 18681 Corresponding author email bhquang78@ 35 Nguyen Thi Thanh et al. INTRODUCTION and floral parts were taken both in the field Jasminum L. is a genus of the family and from the samples preserved in 70 Oleaceae and contains about 200 species ethanol using Canon EOS 7D. The type distributed widely in tropical and subtropical specimens have been stored in the herbaria Asia and the Pacific Islands Chang et Institute of Ecology and Biological Resources al. 1996 Green 1999 Newman et al. 2007 Vietnam Academy of Sciences and Jin et al. 2016
