 1Escobaria chihuahuensis ssp henricksonii FA † very small quantity |
 2Escobaria hesteri FA ex GK2492 |
 3Escobaria hesteri SB430 Brewster Co., Texas, USA |
 4Escobaria sneedii spp. leei SB397 Eddy County, NM, USA † |
 5Escobaria tuberculosa ssp variicolor DH465-95 FA ex AdB |