Фотография: Mesa Garden
Фотография: OZ Lithops
Источники:
https://mesagarden.com/product/titanopsis-schwantesii-1878-5
http://ozlithops.com/?controller=product&path=15_19&product_id=815
Продажа семян:
https://mesagarden.com/product/titanopsis-schwantesii-1878-5
http://ozlithops.com/?controller=product&path=15_19&product_id=815