Mammillaria hahniana Crassulaceae but yellow is pretty rare

but yellow is pretty rare in my experience

Euphorbia knuthii   A nice multistemmed species that forms tuberous roots that can be raised like a caudex

ritteriana

Stems emerge from an underground tuber 1-2" diameter

guiterrezii  Also known as Notocactus guiterrezii

Mammillaria hahniana Crassulaceae but yellow is pretty rareMammillaria hahniana Also known as the Old Lady Cactus due to it being covered in long white hairs. It is a clumping species and has short spines, but the hair is the main attraction. Flowers are pink and produced throughout the growing season. Takes normal cactus care. Protect from frost. You will receive a plant shown in the last image. Plants shown in a 3. 5" pot. Important Shipping Information PLANTS ARE SHIPPED BARE ROOT If you want me to send