Sideritis incana var. occidentalis
Synonymy
Source: 2010: World Checklist of Selected Plant Families (2010), copyright © The Board of Trustees of the Royal Botanic Gardens, Kew.
Sideritis incana var. occidentalis in Treb. Mus. Ci. Nat. Barcelona 5(6), Sèr. Bot: 7. 1924
- ≡Sideritis occidentalis in Bot. J. Linn. Soc. 103: 32. 1990
- ≡Sideritis incana subsp. occidentalis in Acta Bot. Malac. 16: 360. 1991