Agave heteracantha

Agave heteracantha (various-spined) is a species of Agave.

Background
Flower greenish, 1 1/2in. long, on a dense spike 3ft. long; scape 3ft. to 4ft. long. leaves fifty to eighty in a rosette, rigid, ensiforn, 1 1/2ft. to 2ft. long, 2in. to 2 1/2in. broad  in the middle, dull green, with numerous darker green lines on the back; terminal point 1in. long; side spines numerous, strongly hooked, lanceolate. Stemless. Mexico.