Фотография: Mesa Garden
Фотография: SeedsCactus.com
Источники:
https://mesagarden.com/product/schwantesia-triebneri-1860
https://seedscactus.com/en/schwantesia/668-schwantesia-triebneri.html
Продажа семян:
https://mesagarden.com/product/schwantesia-triebneri-1860
https://seedscactus.com/en/schwantesia/668-schwantesia-triebneri.html