Bryophyllum crenatum Bryophyllum laxiflorum Kalanchoe laxiflora subsp. laxiflora Kalanchoe tieghemii Kalanchoe laxiflora subsp. stipitata Kalanchoe laxiflora subsp. violacea Kalanchoe laxiflora subsp. subpeltata
World Flora Online, accessed June 20, 2024