Helianthemum biseriale Helianthemum papillosum Helianthemum pediforme Helianthemum papillare var. pediforme Helianthemum niloticum subsp. papillare Helianthemum villosum f. intermedium Helianthemum villosum var. papillare
Taxonomic data from World Flora Online, accessed June 20, 2024