Belongs to Protophyllum according to F. H. Knowlton 1919
Sister taxa: Protophyllum boreale, Protophyllum crassum, Protophyllum crednerioides, Protophyllum crenatum, Protophyllum denticulatum, Protophyllum dimorphum, Protophyllum haydenii, Protophyllum integerrimum, Protophyllum leconteanum, Protophyllum minus, Protophyllum mudgii, Protophyllum multinerve, Protophyllum nanaimo, Protophyllum nebrascense, Protophyllum obovatum, Protophyllum praestans, Protophyllum pseudospermoides, Protophyllum pterospermifolium, Protophyllum quadratum, Protophyllum querciforme, Protophyllum rugosum, Protophyllum semotum, Protophyllum undulatum
Distribution: there are no occurrences of Protophyllum sternbergii in the database
Specimen images are retrieved through the ePANDDA API.
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