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Nordenskioldia borealis
Taxonomy
Nordenskioldia borealis was named by Heer (1870). It is a compression fossil.
Synonymy list
| Year | Name and author |
|---|---|
| 1870 | Nordenskioldia borealis Heer pp. 65-67 figs. 1-13 |
| 1919 | Nordenskioldia borealis Knowlton |
| 1991 | Nordenskioldia borealis Crane and Manchester |
| 1996 | Nordenskioldia borealis Liu et al. |
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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.
†Nordenskioldia borealis Heer 1870
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| P. R. Crane and S. R. Manchester 1991 | Fruits woody, sessile on a stout infructescence axis. Each fruit consisting of 10-20 fruitlets arranged in a whorl around a central column. Central column expanded at the base, tapering rapidly distally. Fruits schizocarpic, dispersed fruitlets D-shaped in outline, dehiscent, containing a single small, ovate seed. |