USA, Texas, Brewster, North mid-igneous slopes of Packsaddle mountain; about 65 miles south of Alpine; Rex Ivey Ranch.
1372 meters
4500 feet
Mountain slopes
Igneous
Infrequent perennial.
Originally identified as Notholaena sinuata var. Also annotated as A. cochisensis by S.C. Yarborough in 1995; and as N. sinuata var cochisensis (Goodding) Weatherby by B.H. Warnock in 1966.