Genus: Ceratophyllum Date: 1974-07-30 Country: United States
Institution: Universidade Federal do Paraná Collection: Herbário do Departamento de Botânica Basis of record: Preserved specimen View record
Genus: Ceratophyllum Country: Brasil
Institution: Universidade Federal do Paraná Collection: Herbário do Departamento de Botânica Basis of record: Preserved specimen View record
Species: Ceratophyllum demersum Date: 1975-08-07 Country: United States
Institution: Universidade Federal do Paraná Collection: Herbário do Departamento de Botânica Basis of record: Preserved specimen Catalogue number: UPCB:UPCB0054903 View record
Variety: Ceratophyllum submersum var. echinatum Date: 1991-08-21 Country: Brasil
Institution: Universidade Federal do Paraná Collection: Herbário do Departamento de Botânica Basis of record: Preserved specimen View record
Variety: Ceratophyllum submersum var. echinatum Date: 1977-07-29
Institution: Universidade Federal do Paraná Collection: Herbário do Departamento de Botânica Basis of record: Preserved specimen View record
Species: Ceratophyllum demersum Date: 2018-10-25 Country: Brasil
Institution: Universidade Federal do Paraná Collection: Herbário do Departamento de Botânica Basis of record: Preserved specimen Catalogue number: UPCB:UPCB0036159 View record
Variety: Ceratophyllum submersum var. echinatum Date: 1991-08-19 Country: Brasil
Institution: Universidade Federal do Paraná Collection: Herbário do Departamento de Botânica Basis of record: Preserved specimen View record