Agave Celsiana

Agave Celsiana (Celsius') is a species of Agave.

Background
Flower tinged purplish-brown, 2in. long, in a dense spike, 1ft or more long, and 6in. to 8in. hi diameter when expanded; scape 4ft. long, the lower bract leaves lanceolate, the upper ones subulate. leaves twenty to thirty in a rosette, oblong-spathulate, 1 1/2ft. to 2ft. long, 4in. to 5in. broad at the middle, narrowed to 2 1/2in. to 3in. above the base, persistently glaucous,  the point hardly at all pungent; spines very unequal in size and shape, green, largest brown and horny at the top. Mexico, 1839. This is a beautiful species, the stem of which scarcely rises off the surface of the ground.