that is the name of the cactus used to produce Tequila
Actually "Blue Agave"

Also the mountain in the back is called "Cerro de Tequila", at the bottom is the town of Tequila

The agave grows for 7 yr before it can be cut and taken to the distillery, each agave has a heart that weights around 50kg, about 7 lts of tequila can be obtained from each agave. Roughly 14,000 lts per hectare.