Porta & Rigo, Iter III. Hispan.
Porta, P.; Rigo, G. [1 - ?]

Indiana University Herbarium, Deam Herbarium
Catalog #: IND-0114637
Pietro Porta #140 03 June 1891
Sideritis biflora Porta & Rigo ex Porta
Spain, Albacete, Almansa; Near Almansa