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Czekanowskia
Taxonomy
Czekanowskia was named by Heer (1876). It is not extant. Its type is Czekanowskia setacea.
It was assigned to Coniferales by Knowlton (1919); to Ginkgophyta by Andrews (1970) and Lakhanpal et al. (1976); and to Czekanowskiales by Vavrek et al. (2007) and Sun et al. (2009).
It was assigned to Coniferales by Knowlton (1919); to Ginkgophyta by Andrews (1970) and Lakhanpal et al. (1976); and to Czekanowskiales by Vavrek et al. (2007) and Sun et al. (2009).
Species
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1876 | Czekanowskia Heer |
| 1919 | Czekanowskia Knowlton |
| 1970 | Czekanowskia Andrews |
| 1976 | Czekanowskia Lakhanpal et al. |
| 2007 | Czekanowskia Vavrek et al. |
| 2009 | Czekanowskia Sun 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.
G. †Czekanowskia Heer 1876
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†Czekanowskia capillaris Newberry 1895
†Czekanowskia dichotoma Heer 1868
†Czekanowskia nervosa Heer 1881
†Czekanowskia setacea Heer 1876
Diagnosis
No diagnoses are available