Фотография: Etwin Aslander
Источники:
https://capesucculentseeds.com/products/copy-of-fenestraria-rhophalophylla
Продажа семян:
https://mesagarden.com/product/fenestraria-rhopalophylla-1507-2
https://capesucculentseeds.com/products/copy-of-fenestraria-rhophalophylla