Abstract
Senegalia propinqua (Leguminosae: Mimosoideae), a new species from the Yuanjiang dry-hot valley in south-central Yunnan Province, China is described and illustrated. It is compared with S. kunmingensis, S. macrocephala and S. teniana. A distribution map of the four species is provided.
References
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García, M.B., Guzmán, D. & Goñi, D. (2002) An evaluation of the status of five threatened plant species in the Pyrenees. Biological Conservation 103 (2): 151–161. https://doi.org/10.1016/S0006-3207(01)00113-6
Harms, H. (1921) Einige Leguminosen aus China. Repertorium specierum novarum regni vegetabilis 17: 133–137. https://doi.org/10.1002/fedr.19210170812
IUCN (2012) IUCN Red List Categories and Criteria: Version 3.1. Second edition. IUCN, Gland, Switzerland and Cambridge, UK, 32 pp.
IUCN (2019) Guidelines for using the IUCN Red List categories and criteria. Version 14. Prepared by the Standards and Petitions Committee, Cambridge U.K. Available from: https://www.iucnredlist.org/resources/redlistguidelines (accessed 28 July 2021)
Lace, J.H. (1915) Some new species from Burma. Bulletin of Miscellaneous Information, Royal Gardens, Kew 1915: 393–407. https://doi.org/10.2307/4113228
Laskey, H., Crook, E.D. & Kimball, S. (2020) Analysis of Rare Plant Occurrence Data for Monitoring Prioritization. Diversity 12: 427. https://doi.org/10.3390/d12110427
Li, X.H., Liu, Y.H., Liu, Y., Xu, Y., Yang, Y. & Shen, Z.H. (2016) Impacts of geographical distances and environmental differences on the beta diversity of plant communities in the dry-hot valley of the Yuanjiang River. Biodiversity Science 24: 399–406. https://doi.org/10.17520/biods.2015245
Maslin, B.R., Ho, B.C., Sun, H. & Bai, L. (2019) Revision of Senegalia in China, and notes on introduced species of Acacia, Acaciella, Senegalia and Vachellia (Leguminosae: Mimosoideae). Plant Diversity 41: 353–480. https://doi.org/10.1016/j.pld.2019.09.001
Maslin, B.R., Seigler, D.S. & Ebinger, J.E. (2013) New combinations in Senegalia and Vachellia (Leguminosae: Mimosoideae) for Southeast Asia and China. Blumea 58: 39–44. https://doi.org/10.3767/000651913X669914
Mishler, B.D., Knerr, N., Gonzaìlez-Orozco, C.E., Thornhill, A.H., Laffan, S.W. & Miller, J.T. (2014) Phylogenetic measures of biodiversity and neo and paleo-endemism in Australian acacia. Nature Communications 5: 4473.
Perrino, E.V., Silletti, G.N., Erben, M. & Wagensommer, R.P. (2018) Viola cassinensis subsp. lucana (Violaceae), a new subspecies from Lucanian Apennine, southern Italy. Phyton 58 (2): 109–115. https://doi.org/10.12905/0380.phyton58(2)-2018-0109
Rafinesque, C.S. (1838) Sylva Telluriana. Printed for the author and publisher, Philadelphia, 184 pp.
Sun, H. (2006) Acacieae. In: Kunming Institute of Botany Chinese Academy of Sciences (Org.) Flora Yunnanica. Science Press, Beijing, pp. 293–307.
Sun, H. & Chen, J. (1990) Taxonomy, distribution and possible floristic origin of the genus Acacia from China. Acta Botanica Yunnanica 12: 255–268, maps.
Tang, C.Q. (2015) The subtropical vegetation of southwestern China: plant distribution, diversity and ecology. Springer, 363 pp. https://doi.org/10.1007/978-94-017-9741-2
Thiers, B. (2021 [continuously updated]) Index Herbariorum. Available from: http://sweetgum.nybg.org/science/ih/ (accessed 17 June 2021)
Wagensommer, R.P., Bartolucci, F., Fiorentino, M., Licht, W., Peccenini, S., Perrino, E.V. & Venanzoni, R. (2017) First record for the flora of Italy and lectotypification of the name Linum elegans (Linaceae). Phytotaxa 296 (2): 161–170. https://doi.org/10.11646/phytotaxa.296.2.5
Wagensommer, R.P., Fröhlich, T. & Fröhlich, M. (2014a) First record of the southeast European species Cerinthe retorta Sibth. & Sm. (Boraginaceae) in Italy and considerations on its distribution and conservation status. Acta Bot. Gallica: Botany Letters 161 (2): 111–115. https://doi.org/10.1080/12538078.2014.892438
Wagensommer, R.P., Perrino, E.V. & Silletti, G.N. (2014b) Carex phyllostachys C.A. Mey. (Cyperaceae) new for Italy and phytogeographical considerations. Phyton (Horn, Austria) 54 (2): 215–222. https://doi.org/10.12905/0380.phyton54(2)2014-0215
Williams, P. & Fong, Y.T. (2010) World Map of Carbonate Rock Outcrops v3.0, The University of Auckland, Auckland. Available from: https://www.fos.auckland.ac.nz/our_research/karst/index.html#karst3 (accessed 26 June 2021)
Zhou, Z., Gu, B.J., Sun, H., Zhu, H. & Tan, Y.H. (2017) Molecular phylogenetic analyses of Euphorbiaceae tribe Epiprineae, with the description of a new genus, Tsaiodendron gen. nov., from south-western China. Botanical Journal of the Linnean Society 184: 167–184. https://doi.org/10.1093/botlinnean/box023
Xu, Y., Huang, J., Lu, X., Ding, Y. & Zang, R. (2019) Priorities and conservation gaps across three biodiversity dimensions of rare and endangered plant species in China. Biology Conservation 229: 30–37. https://doi.org/10.1016/j.biocon.2018.11.010