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Alstonia
Taxonomy
Alstonia was named by Brown (1810). It is extant.
It was assigned to Apocynaceae by Antal and Awasthi (1993), Liu et al. (1996) and Prasad (2008).
It was assigned to Apocynaceae by Antal and Awasthi (1993), Liu et al. (1996) and Prasad (2008).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1810 | Alstonia Brown |
| 1993 | Alstonia Antal and Awasthi |
| 1996 | Alstonia Liu et al. |
| 2008 | Alstonia Prasad |
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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. Alstonia Brown 1810
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†Alstonia mioscholaris Antal and Awasthi 1993
†Alstonia nepalensis Prasad and Dwivedi 2007
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: p = phylum | |||||
| Reference: Kiessling 2009 | |||||
Age range: base of the Late/Upper Eocene to the top of the Miocene or 37.20000 to 5.33300 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Eocene | China (Sichuan) | A. sp. (223914) | |
| Oligocene | India | A. sp. (212868) | |
| Miocene | Nepal | A. nepalensis (222898) | |
| Miocene - Pliocene | India (West Bengal) | A. mioscholaris (223486) |