| Sideritis hirsuta L. | Accepted |  | WCSP | 
	
		| Sideritis hirsuta var. angustifolia Willk. | Synonym |  | WCSP | 
	
		| Sideritis hirsuta var. bracteosa Willk. | Synonym |  | WCSP | 
	
		| Sideritis hirsuta var. bubanii (Font Quer) O.Bolòs & Vigo | Synonym |  | WCSP | 
	
		| Sideritis hirsuta var. chamaedryfolia (Cav.) Coss. | Synonym |  | WCSP | 
	
		| Sideritis hirsuta subsp. danielii (D.Rivera & Obón) Rivas Mart. & Cantó | Synonym |  | WCSP | 
	
		| Sideritis hirsuta var. emporitana (Cadevall) O.Bolòs & Vigo | Synonym |  | WCSP | 
	
		| Sideritis hirsuta subsp. emporitana Cadevall | Synonym |  | WCSP | 
	
		| Sideritis hirsuta subsp. endressii (Willk.) Nyman | Synonym |  | WCSP | 
	
		| Sideritis hirsuta var. flaviflora Font Quer & Cuatrec. | Synonym |  | WCSP | 
	
		| Sideritis hirsuta var. glabrior Benth. | Synonym |  | WCSP | 
	
		| Sideritis hirsuta var. granatensis Pau | Synonym |  | WCSP | 
	
		| Sideritis hirsuta subsp. hirsuta | Accepted |  | WCSP | 
	
		| Sideritis hirsuta var. hirta (Roth) Pers. | Synonym |  | WCSP | 
	
		| Sideritis hirsuta subsp. hirtula (Brot.) P.Silva | Synonym |  | WCSP | 
	
		| Sideritis hirsuta var. hirtula (Brot.) Briq. | Synonym |  | WCSP | 
	
		| Sideritis hirsuta var. laniculata Pérez Lara | Synonym |  | WCSP | 
	
		| Sideritis hirsuta var. littoralis (Timb.-Lagr.) Nyman | Synonym |  | WCSP | 
	
		| Sideritis hirsuta var. luxurians Sennen | Synonym |  | WCSP | 
	
		| Sideritis hirsuta var. maritima Font Quer | Synonym |  | WCSP | 
	
		| Sideritis hirsuta subsp. maritima (Font Quer) Socorro & Arrebola | Synonym |  | WCSP | 
	
		| Sideritis hirsuta var. maroccana Coss. ex Batt. | Synonym |  | WCSP | 
	
		| Sideritis hirsuta var. minorifolia Sennen & Pau | Synonym |  | WCSP | 
	
		| Sideritis hirsuta var. nivalis Font Quer | Synonym |  | WCSP | 
	
		| Sideritis hirsuta subsp. nivalis (Font Quer) Socorro, I.Tarrega & Zafra | Synonym |  | WCSP | 
	
		| Sideritis hirsuta var. provinvialis Rouy | Synonym |  | WCSP | 
	
		| Sideritis hirsuta subsp. tomentosa (Pourr.) Nyman | Synonym |  | WCSP | 
	
		| Sideritis hirsuta var. tomentosa (Pourr.) Lapeyr. | Synonym |  | WCSP | 
	
		| Sideritis hirsuta var. vallisoletana Sennen & Pau | Synonym |  | WCSP | 
	
		| Sideritis hirsuta subsp. vulgaris (Willk.) Coulomb | Synonym |  | WCSP | 
	
		| Sideritis hirsuta var. vulgaris Willk. | Synonym |  | WCSP |