Place of Publication
Succulenta (Netherlands) 38(11): 137 (1959)
References
-
Ritter (1959f)
Ritter, F. 1959. Pyrrhocactus crispus Ritter sp. nova Succulenta (Netherlands) 38(11):137-138
Pyrrhocactus crispus
Eriosyce crispa
(F.Ritter) Katt.
subsp.
crispa
Succulenta (Netherlands) 38(11): 137 (1959)
Ritter, F. 1959. Pyrrhocactus crispus Ritter sp. nova Succulenta (Netherlands) 38(11):137-138