. Huang & Yan Liu, an endemic species to Guangxi, China, is newly recordedfor the flora of Vietnam. Notes on distribution of someAristolochia species in Vietnam such as A. petelotii, A. balansae, A. xuanlienensis, A. quangbinhensis, andA. tadungensis are , the morphological characters of capsule and seeds of A. petelotii and A. balansae are firstly described. | VNU Journal of Science: Natural Sciences and Technology, Vol. 35, No. (2019) 1-7 Original article Aristolochia Mulunensis (Aristolochiaceae), a New Record and Noteson Taxonomy, Distribution of some Aristolochia Species for Theflora of Vietnam Lai Viet Hung1,2, Nguyen Trung Thanh2, Do Van Truong3,* 1 National Institute of Medicinal Materials, No. 3B Quang Trung, Hoan Kiem, Hanoi, Vietnam Faculty of Biology, VNU University of Science, 334 Nguyen Trai, Thanh Xuan, Hanoi, Vietnam 3 Department of Biology, Vietnam National Museum of Nature, Vietnam Academy of Science &Technology, 18 Hoang Quoc Viet, Hanoi, Vietnam 2 Received 14 January 2019 Revised 11 March 2019; Accepted 27 March 2019 Abstract: . Huang & Yan Liu, an endemic species to Guangxi, China, is newly recordedfor the flora of Vietnam. Notes on distribution of someAristolochia species in Vietnam such as A. petelotii, A. balansae, A. xuanlienensis, A. quangbinhensis, andA. tadungensis are , the morphological characters of capsule and seeds of A. petelotii and A. balansae are firstly described. Keywords: Aristolochia,Aristolochia mulunensis, distribution, new record, Vietnam. 1. Introduction seventeen are in subgenus Siphisia and seven are in subgenus Aristolochia (Do & Nghiem 2017, Pham et al. 2018) [2, 3]. While conducting a taxonomic revision of Aristolochia for the flora of Vietnam, we found out a set of specimens at NIMM herbarium, collected in Ha Giang province, probably misidentified to Aristolochia shukangii Chun et How(nom. nud. in herb.) that was later synonymized to A. kwangsiensis . Chun & . How ex . Liang (Hwang et al. 2003) [4]. Detailed re-examination of these specimens and studies on the protologues Aristolochia L., the largest genus of Aristolochiaceae family, comprises approximately 500 species distributed throughout in the tropical and subtropical regions (Wagner et al., 2012) [1]. Currently,24 Aristolochia species belonging to .
