Agave Wislizeni

Agave Wislizeni (Wislizenius's) is a species of Agave.

Background
Flower 2 1/2in. long; panicle thyrsoid. its branches 3in. to 6in. long; pedicels very short; scape 12ft. high. leaves about thirty in a dense, rigid, sessile rosette, which is under 2ft. broad, oblong-spathulate, 3in. to 3 1/2in. broad above the middle, very glaucous, concave in the upper part; terminal spine hard, pungent, dark brown, 1in. long, and decurrent down the border a little; side prickles 1/8in. long, dark purple, moderately close, those below the middle of the leaf smaller and curved downward. Mexico, 1847.