Agave Celsiana Flower
The flowers of agave celsiana are purplish brown and two inches long. The leafless stalk is four feet tall with a rosette formation of leaves at the bottom.
GalleriesFlowers and Shrubs: A
Nicholson, George The Illustrated Dictionary of Gardening, Div. VI (London, England: L. Upcott Gill, 1884)