-
-
-
-
-
-
-
Photograph of Sclerocactus papyracanthus.
-
Photograph of Sclerocactus papyracanthus.
-
Photograph of Sclerocactus papyracanthus.
-
Photograph of Sclerocactus papyracanthus.
-
Photograph of Leptocereus quadricostatus.
-
Photograph of Cleistocactus strausii.
-
Photograph of Dendrocereus nudiflorus.
-
Photograph of Dendrocereus nudiflorus.
-
Photograph of Mammillaria grahamii.
-
Photograph of Ferocactus sp.
-
Photograph of Coryphantha sneedii.
-
Photograph of Coryphantha sneedii.
-
Photograph of Echinocereus sp.
-
Photograph of Pediocactus sileri.
-
Photograph of Pediocactus sileri.
-
Photograph of Cereus hexagonus.
-
Photograph of Coryphantha vivipara. .
-
Rose, J. N. s.n., US National Herbarium