Kardiasperma Temporal range:
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Scientific classification | |
Kingdom: | Plantae |
Clade: | Tracheophytes |
Clade: | Angiosperms |
Clade: | Eudicots |
Clade: | Rosids |
Order: | Fagales |
Family: | Betulaceae |
Subfamily: | Coryloideae |
Genus: | †Kardiasperma Manchester |
Species: | †K. parvum
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Binomial name | |
†Kardiasperma parvum Manchester
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Kardiasperma is an extinct genus of flowering plants in the hazelnut family, Betulaceae, containing the single species Kardiasperma parvum.[1] The species is solely known from the middle Eocene sediments exposed in north central Oregon and was first described from a series of isolated fossil nuts in cherts.[1]