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