Pteris idahoensis Knowlton 1898

Polypodiopsida - Polypodiales - Polypodiidae

Alternative combination: Dryopteris idahoensis

Synonym: Pteris calabazensis Dorf 1930 [objective synonym]

Belongs to Pteris according to R.W. Brown 1940

See also Axelrod 1939 and Knowlton 1919

Sister taxa: Pteris affinis, Pteris bournensis, Pteris dakotensis, Pteris elegans, Pteris eocenica, Pteris erosa, Pteris glossopteroides, Pteris hookeri, Pteris inquirenda, Pteris linearis, Pteris mertensioides, Pteris pseudopinnaeformis, Pteris russellii, Pteris sitkensis, Pteris stenophylla

Distribution: found only at Cache Peak (P-3643) (Miocene to Miocene of California)

Show more details


Specimen images are retrieved through the ePANDDA API.


Click image to enlarge. Click to access iDigBio record.