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Acer dubium
Taxonomy
Acer dubium was named by Penhallow (1902). It is not extant.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1902 | Acer dubium Penhallow |
| 1919 | Acer dubium Knowlton |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
†Acer dubium Penhallow 1902
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Diagnosis
No diagnoses are available