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