ADDISONIA 19 
(Plate 10) 
NOPALEA AUBERI 
Auber’s Nopal 
Native of Mexico 
Family CAcTACEAE Cactus Family 
Opuntia Aubert Pfeiff. Allg. Gartenz. 8: 282. 1840. 
Nopalea Aubert Salm-Dyck, Cact. Hort. Dyck. ed. 2. 233. 1850. 
A tall cactus, sometimes thirty feet high, with a nearly cylindric 
etnies trunk, not very spiny, but the areoles bearing tufts of brown 
arbed bristles. The branches are relatively short, and form 
a angles with the stem; their joints are narrowly o oblong or 
stot ition pete from four to twelve inches long, a. two 
e half inches wide, and three quarters of an inch thick, 
bltsish-¢ amit and slightly ‘glaucous; the areoles, meie Ea ree 
above the surface of the joints, are circular, bearing white 
wool and tufts of brown barbed Liebe spineless, or se one or 
two needle-shaped spines, which become about an inch long and 
white or nearly so, with sitcoreali “tips: The leaves of this 
a 
ee to nearly four inches long. The sepals are ovate, 
pointed, about half an inch long. The rose-pink petals, closely 
appressed to the stamens, are ovate-lanceolate, long-pointed, and 
tom three quarters of an inch to an inch and a half long. The 
filaments are about half an inch longer asi the petals, the lower 
part white, but the exposed part pink. The long style i is poo pak 
with a white circular disk just above the base 
greenish. The ovary is nearly two inches long, with low tubercles, 
each bearing many brown barbed bristles which are som 
nearly half an inch long. ‘The young fruit is deeply concave A the 
top. 
Our illustration is from a plant now about five feet high, grown 
from a cutting collected by J. N. Rose in a canyon near Inguala, 
State of Guerrero, Mexico, in 1905, and communicated by him; 
he informs us that the plant was apparently native at this locality. 
Pfeiffer, at the place of the original description of this plant, 
attributes it to Cuba, and this habitat is cited by subsequent 
authors; we have been unable, however, to obtain any evidence 
that it is native in Cuba; it is sometimes grown in Cuban gardens, 
as in tropical gardens elsewhere. Neither Juan T. Roig, Botanist 
of the Cuban Agricultural Experiment Station at Santiago de las 
