Gymnocalycium saglione v. tilcarense (Syn: Gymnocalycium tilcarense). Collected: Z. Tilcara/Yujuy Argentina

Gymnocalycium saglione v. tucuman. (Gymnocalycium saglionis var.  tucumanense).
Collected San Roque / Salta Argentina.

Gymnocalycium saglione var. tucumanense. Collected: San Roque/Salta, Argentina

Gymnocalycium saglionis HV1392 - Tolombon/Salta, relatively smaller plants - heavy curved short black spines

Gymnocalycium sanguiniflorum STO 135

Gymnocalycium schickendatzii. HV 720. Marayes/San Juan Argentina

Gymnocalycium schroederianum.

Gymnocalycium sigelianum.

Gymnocalycium simplex - 11km, N.San Pedro Norte/Cordoba - HV 1512

Gymnocalycium species - Natchell/San Luis - HV 1260

Gymnocalycium species mix. Many varieties including: Baldianum, castellanosii, gibbosum, horridispinum, marquezii, neuhuberi, pflanzii, pungens, ritterianum, stellatum, valnicekianum and others.

Gymnocalycium species mix (Small seed varieties). These seeds are from the varieties of Gymnocalycium that have small seeds. Gymnocalycium ambatoense, chacoense, marquezii, millaresii, nigriareolatum, pflanzii and others.

Gymnocalycium stellatum var. obductum - Collected  N. Quilino / Cordoba Argentina. HV890