Robuta

https://www.huntington.org/collections/bot-73860 Haworthia retusa var. nigra | Collections | The Huntington haworthia retusa var nigra collections huntington https://www.huntington.org/collections/bot-128881 Haworthia retusa | Collections | The Huntington haworthia retusa collections huntington https://www.huntington.org/collections/bot-43784 Haworthia retusa | Collections | The Huntington haworthia retusa collections huntington