Фотография: Mesa Garden
Фотография: OZ Lithops
Источники:
https://mesagarden.com/product/argyroderma-testiculare-1346
http://ozlithops.com/?controller=product&path=15_21&product_id=773
Продажа семян:
https://mesagarden.com/product/argyroderma-testiculare-1346
http://ozlithops.com/?controller=product&path=15_21&product_id=773