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Article History

Received: 7 August 2022

Accepted: 20 October 2022

First Online: 1 December 2022

Declarations

:

: We confirm that all experimental research and field studies comply with relevant institutional, national, and international guidelines and legislation. The plant materials used in this study were not rare or endangered species. The samples were collected from wild populations in non-protected areas and cultivated and preserved in the experimental base of Southwest Forestry University; no permissions/licences are required. The voucher specimen is stored in the Herbarium of Kunming Institute of Botany, Chinese Academy of Sciences, with the code KUN 1321456, Li-Gong Lei identified it on May 7, 2015.

: Not applicable.

: The authors declare that they have no competing interests.