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

Indiana University Herbarium (Deam Herbarium)
Catalog #: IND-0050496
Pietro Porta #s.n. 18 May 1891
Genista umbellata subsp. equisetiformis (Spach) Rivas Goday & Rivas Mart.
Spain, Cartagena