Goodyera pubescens - Curtis' 52 pl. 2540 (1825).jpg
Taxonomy database of the U.S. National Center for Biotechnology Information
Global Biodiversity Information Facility
United States Department of Agriculture Plants Database
Illinois Plants: Wild Plants of the Prairie State
World Checklist of Selected Plant Families
Interim Register of Marine and Nonmarine Genera
Open Tree of Life reference taxonomy version 3.2
A dataset on catalogue of alien plants in China
North Carolina Extension Gardener Plant Toolbox