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