Cistus borneti Cistus braunii Cistus delilei Cistus ferreri Cistus mercedis Cistus pratii Cistus pulverulentus Helianthemum pulverulentum Cistus incanus f. albiflorus Cistus polymorphus f. incanus Cistus vulgaris var. incanus Cistus villosus var. incanus Helianthemum apenninum subsp. pulverulentum Cistus pulverulentus f. delilei
World Flora Online, http://www.worldfloraonline.org/, accessed June 20, 2024