Report from the Oak ICRA checklist
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Full Name: - Quercus ×undulata 'Blue Hole'

Quercus ×undulata 'Blue Hole' Jablonski (2013) Cultivar name has been accepted as Registered
Infrageneric Classification
Subgenus Quercus, Section Quercus
Nomenclature Note
Accepted. Journ. Int. Oak Soc., 24:165
Named after famous local spring called Blue Hole in Santa Rosa NM. Evergreen tree, 3 x 1.5 m having leathery, prickly, bluish leaves. Drought tolerant.
Natural Distribution
Parent plant found in Guadalupe Co. NM, USA
Nomenclatural Standard (Cultivar) or Type
Harold Hillier Herbarium 7397 HILL
Standard Image
Photograph by Matt Pringle of Sir Harold Hillier Gardens