Funding for this research was provided by:
National Natural Science Foundation of China (31470334, 31770346)
Program for Innovative Research Team (in Science and Technology) in University of Henan Province (17IRTSTHN017)
Foundation for Young Teachers in Colleges and Universities of Henan Province (2016GGJS-051)
Received: 4 April 2019
Accepted: 13 August 2019
First Online: 16 August 2019
Ethics approval and consent to participate
: The plant materials used in this study are widely used all over the world and no permits are required for the collection of plant samples. The plant materials are maintained in accordance with the institutional guidelines of the College of Life Sciences, Henan Normal University, China. This article did not contain any studies with human participants or animals and did not involve any endangered or protected species.
: Not applicable.
: The authors declare that they have no competing interests.