Sideritis glacialis SynonymySource: 2010: World Checklist of Selected Plant Families (2010), copyright © The Board of Trustees of the Royal Botanic Gardens, Kew.Sideritis glacialis Boiss. in Biblioth. Universelle Genève 13: 410. 1838≡Sideritis hyssopifolia var. glacialis (Boiss.) Pau in Bol. Soc. Aragonesa Ci. Nat. 8: 126. 1909ContentDistribution Common Names Bibliography Distribution Hs Euro+Med: Spain, with Gibraltar and Andorra native ‒ nativeA Common Names Spanish; Castilian (Spain): manrubioB, samarilla blancaB, zahareñaB, zamarrilla blancaB Bibliography A. Kew World Checklist of Selected Plant Families B. anonymous 2010: Anthos. Information System of the plants of Spain. Real Jardín Botánico, CSIC - Fundación Biodiversidad – http://www.anthos.es/