Populus x gonggaensis N. Chao & J.R. He in Sichuan Forest. Sci. Techn. 12(3): 1, f. 1. 1991.

Populus cathayana = Populus cathayana Rehder × Populus lasiocarpa Oliv.

Type.

China, Sichuan, Kangding County, Simaqiao, 2700 m elev., 27 May 1991, Neng Chao & Jiaren He 4207 (Lectotype in SCFI!, designated here; isolectotypes in SCFI!) .

There were four specimens of 'Neng Chao & Jiaren He 4207' found in SCFI and all of them were labelled as ‘TYPUS’ . According to Art. 9.6 of ICN (Turland et al. 2018), the four specimens should be syntypes (Suppl. material 3). Hence, we designated the best-preserved one as the lectotype of P. x gonggaensis (Fig. 5).