Source : Webster's Revised Unabridged Dictionary (1913)

Robalito \Rob`a*li"to\ Roble \Ro"ble\, n. [Sp., oak.] (Bot.)
   The California white oak ({Quercus lobata}).

Source : WordNet®

Quercus lobata
     n : tall graceful deciduous California oak having leathery
         leaves and slender pointed acorns [syn: {California white
         oak}, {valley oak}, {valley white oak}, {roble}]