Euphorbia abdelkuri
Sapria himalayana
Thelocactus heterochromus Durango
Euphorbia rapulum
Echinocereus viridiflorus v. canus
Navajoa peeblesiana ssp. menzelii
Navajoa peeblesianus v. fickeisenii, Marble Canyon, Az
Navajoa peeblesiana v. maia
Pediocactus despainii, in situ, Utah
Pediocactus sileri, in situ, Utah
Pediocactus winkleri, in situ, Utah
Araucaria araucana