The story
After a US army surveyor, Lieutenant William Hemsley Emory, who surveyed the area of west Texas where it was discovered in 1846.
Etymology from Wiktionary, CC BY-SA 4.0.
Emory oak
Today it means: Quercus emoryi, an oak common in Arizona, New Mexico, and western Texas, typically growing in dry hills at moderate altitudes and retaining its leaves through the winter. Full definition →