Synonyms: Cistus angustifolius; Cistus appeninus; Cistus cistifolius; Cistus foetidus; Cistus helianthemoides; Cistus hirsutus; Cistus linearis; Cistus lusitanicus; Cistus luteus; Cistus mutabilis; Cistus obscurus; Cistus ovatus; Cistus piliferus (homotypic); Cistus piluliferus (homotypic); Cistus racemosus; Cistus roseus; Cistus sambucifolius; Cistus serpillifolius (heterotypic); Cistus splendens; Cistus sulphureus; Cistus surrejanus; Cistus teretifolius (homotypic); Helianthemum angustifolium; Helianthemum apenninum (heterotypic); Helianthemum apenninum var. virgatum; Helianthemum barbatum; Helianthemum canescens; Helianthemum chamaecistus; Helianthemum chamaecistus barbatum; Helianthemum chamaecistus f. obscurum; Helianthemum chamaecistus hirsutum; Helianthemum chamaecistus obscurum; Helianthemum chamaecistus ovatum; Helianthemum chamaecistus var. obscurum; Helianthemum chamaecistus vulgare; Helianthemum cinereum var. cavanillesii; Helianthemum cistifolium; Helianthemum controversum var. hirsutum; Helianthemum cupreum; Helianthemum diversifolium; Helianthemum foetidum; Helianthemum germanicum; Helianthemum grandiflorum obscurum; Helianthemum hirsutum (homotypic); Helianthemum hyssopifolium; Helianthemum krockeri; Helianthemum lanceolatum; Helianthemum lineare; Helianthemum linearifolium; Helianthemum lucidum; Helianthemum lusitanicum; Helianthemum luteum; Helianthemum macranthum; Helianthemum milleri; Helianthemum multiplex; Helianthemum mutabile; Helianthemum nummularium f. litorale; Helianthemum nummularium f. obscurum; Helianthemum nummularium kerneri (heterotypic); Helianthemum nummularium ovatum; Helianthemum nummularium var. fruticans; Helianthemum obscurum (heterotypic); Helianthemum ovatum; Helianthemum ovatum hirsutum; Helianthemum ovatum litorale; Helianthemum ovatum var. fruticans; Helianthemum pilosum (heterotypic); Helianthemum pilosum var. tomentellum; Helianthemum polifolium; Helianthemum polifolium pulverulentum; Helianthemum pulverulentum; Helianthemum racemosum; Helianthemum reflexum; Helianthemum rhodanthum; Helianthemum rosmarinifolium; Helianthemum sampsuchifolium; Helianthemum stramineum; Helianthemum surrejanum; Helianthemum tauricum; Helianthemum tomentosum; Helianthemum variegatum; Helianthemum venustum; Helianthemum versicolor; Helianthemum virgatum f. bicolor; Helianthemum virgatum var. racemosum; Helianthemum vulgare; Helianthemum vulgare chamaecistus; Helianthemum vulgare f. hirsutum; Helianthemum vulgare obscurum; Helianthemum vulgare var. concolor; Helianthemum vulgare var. hirsutum; Helianthemum vulgare var. hyssopifolium; Helianthemum vulgare var. obscurum; Helianthemum vulgare var. ovatum; Helianthemum vulgare var. virescens; Ledonia hirsuta; Xolantha racemosa; Xolanthes racemosa