Invasive Plant Species Distribution

Diversity 2022, 14, 167 Z 25 27° N 29° N 25° N 27° N 105° E (e) Daucus carota Biji Guiyang 108° E Zunyi Tongren Qiandongnan Lipansu Anshum Qiannan • 105° E 105° E kinan 0 25 50 Km Detected • Undetected 108° E 25° N (f) Others 105° E 108° E Tongten Qiandongnan Lipans Anshun Qannan 105° E Qrankinan 0 25 50 Km ⚫ Detected Undetected 108 E A Z 9 of 16 Figure 3. Distribution of seriously invasive plants (Level 2). Red and grey dots indicate detected and undetected invasive species, respectively. Regarding locally invasive plants, Paspalum dilatatum was mainly found in the cen- tral part of Guizhou Province (Figure 4a) and Pennisetum purpureum in the central part (Figure 4b). Occasional species, such as Euphorbia dentata Michx., Oenothera rosea, and Veronica persica, were located in different regions (Figure 4c). 1 (a) Paspalum dilatatum 108° E Zenyi Tongfen 105° E Z Z 29 (b) Pennisetum purpureum 108° E Zenyi ° Tongten Guiyang Guiyang Qiandongnan Qiandongnan Lipansu Anshum Qiannan Lipans Anshun Qiannan (c) Others 105 E 105° E Onxinan 0 25 50 Km • Detected Undetected Guiyang nyi 108°E 108° E Tongrens Qiandongnan Lisansl Anshum Qiannan 105° E Qrxinan ⚫ Detected 0 25 50 Km Undetected 108° E 105° E Ormxinan 0 25 50 Km Detected Undetected 108°E N Figure 4. Distribution of locally invasive plants (Level 3). Red and grey dots indicate detected and undetected invasive species, respectively. Regarding general invasive plants, Cyperus rotundus and Sonchus oleraceus L. were present in most regions of Guizhou Province (Figure 5a,b), whereas Setaria palmifolia (J. Koenig) Stapf was mainly found in the southern part (Figure 5c). Occasional species, in-

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