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Fagophyllum duseni
Taxonomy
Fagophyllum duseni was named by Berry (1937). It is not extant. It is considered to be a form taxon. Its type locality is Cerro Funes, which is in a Paleocene terrestrial claystone in Argentina.
Synonymy list
| Year | Name and author |
|---|---|
| 1937 | Fagophyllum duseni Berry p. 39 figs. Plate V, 1, 2 |
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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.
†Fagophyllum duseni Berry 1937
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| E. W. Berry 1937 | Leaves of relatives small size, ovate in outline, with acute tip and rather narrowly cuneate base. Marginal teeth mostly large except toward base and tip, aquiline-dentate, one for each secondary. Petiole stout, 5 or 6 mm. in length. Midvein stout, prominent, curved. Secondaries 8 or 9 subparallel pairs diverging from the midvein in the marginal teeth. The secondaries, especially in one of the specimens figured, are somewhat more curved than in the leaves of the existing Fagus. |
Measurements
No measurements are available
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| Source: p = phylum | |||||
| Reference: Kiessling 2009 | |||||