Distribution map
Molecular data
Quercus rugosa on GenBank NCBI
Online Plant Databases
Quercus rugosa on EFLORAS
Quercus rugosa on Encyclopedia of Life
Quercus rugosa on ePIC RBG Kew
Quercus rugosa on GBIF
Quercus rugosa on IPNI
Quercus rugosa on The Plant List
Quercus rugosa in the online Kew Herbarium Catalogue
Quercus rugosa in the online MNHN Paris Herbarium Catalogue
Quercus rugosa in the online Naturalis Leiden Herbarium Catalogue
Quercus rugosa on Tropicos
Quercus rugosa on Wikispecies
Quercus rugosa on JSTOR Global Plants
Quercus rugosa on EUROPEANA Collections
Scanned TYPES
TYPES of Quercus rugosa on JSTOR Global Plants
TYPES of Quercus rugosa on Kew Herbarium Catalogue
TYPES of Quercus rugosa on MNHN Paris
Search for TYPES of Quercus rugosa in the online Naturalis Leiden Herbarium Catalogue
Images
Quercus rugosa on Google Image Search
Online libraries
Quercus rugosa in Biodiversity Heritage Library
Search for Quercus rugosa on Botanicus.org
Scientific literature (ongoing)