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Plantae
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Tracheophyta
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Magnoliopsida
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Protophyllum
Protophyllum
Species
Credneria leconteana
Protophyllum boreale
Protophyllum crassum
Protophyllum crednerioides
Protophyllum crenatum
Protophyllum denticulatum
Protophyllum dimorphum
Protophyllum integerrimum
Protophyllum minus
Protophyllum nanaimo
Protophyllum nebrascense
Protophyllum obovatum
Protophyllum praestans
Protophyllum pseudospermoides
Protophyllum pterospermifolium
Protophyllum querciforme
Protophyllum semotum
Protophyllum sternbergii
Protophyllum undulatum
Pterospermites haydenii
Pterospermites multinervis
Pterospermites quadratus
Pterospermites rugosus
Quercus mudgii
External References
Species taxanomy provided by GBIF Secretariat (2022). GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via
GBIF.org
on 2023-06-13; License:
CC BY 4.0