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Xanthium (cocklebur)
Taxonomy
Xanthium was named by Linnaeus (1753). It is extant.
It was assigned to Plantae by Knowlton (1919); to Compositae by Lakhanpal et al. (1976); and to Asteraceae by Chauhan (1991).
It was assigned to Plantae by Knowlton (1919); to Compositae by Lakhanpal et al. (1976); and to Asteraceae by Chauhan (1991).
Synonymy list
| Year | Name and author |
|---|---|
| 1753 | Xanthium Linnaeus |
| 1919 | Xanthium Knowlton |
| 1976 | Xanthium Lakhanpal et al. |
| 1991 | Xanthium Chauhan |
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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. Xanthium Linnaeus 1753 [cocklebur]
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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 Quaternary to the top of the Holocene or 2.58000 to 0.00000 Ma
Collections (8 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Hemphillian - Blancan | USA (Indiana) | Xanthium sp. (18320) | |
| Quaternary | India (Gujarat) | Xanthium sp. (228786) | |
| Quaternary | India (Himachal Pradesh) | Xanthium sp. (228761 228776) | |
| Quaternary | India (West Bengal) | Xanthium sp. (228795 228821) | |
| Late/Upper Pleistocene | USA (Florida) | Xanthium sp. (34269) | |
| Holocene | India (Gujarat) | Xanthium sp. (228791) |