Edwards' botanical register, or, Ornamental flower-garden and shrubbery .. (1829-1847) (21161653292).jpg
Taxonomy database of the U.S. National Center for Biotechnology Information
Global Biodiversity Information Facility
World Checklist of Selected Plant Families
Open Tree of Life reference taxonomy version 3.2
A dataset on catalogue of alien plants in China
Royal Horticultural Society Plant Database