Sub-species: Porophyllum ruderale subsp. ruderale Date: 1996-10-28 Country: Brazil
Institution: Museu Botânico Municipal Collection: Herbário do Museu Botânico Municipal de Curitiba Basis of record: Preserved specimen Catalogue number: MBM:272545 View record
Sub-species: Porophyllum ruderale subsp. ruderale Date: 2005-02-12 Country: Brazil
Institution: Museu Botânico Municipal Collection: Herbário do Museu Botânico Municipal de Curitiba Basis of record: Preserved specimen Catalogue number: MBM:301458 View record
Sub-species: Porophyllum ruderale subsp. ruderale Date: 1986-12-18 Country: Argentina
Institution: Museu Botânico Municipal Collection: Herbário do Museu Botânico Municipal de Curitiba Basis of record: Preserved specimen Catalogue number: MBM:120936 View record