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Celtis (hackberry)
Taxonomy
Celtis was named by Linnaeus (1753). It is extant.
It was assigned to Ulmaceae by Knowlton (1919), Brown (1959), Lakhanpal et al. (1976), Chauhan (1991) and Liu et al. (1996).
It was assigned to Ulmaceae by Knowlton (1919), Brown (1959), Lakhanpal et al. (1976), Chauhan (1991) and Liu et al. (1996).
Species
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1753 | Celtis Linnaeus |
| 1919 | Celtis Knowlton |
| 1959 | Celtis Brown p. 128 |
| 1976 | Celtis Lakhanpal et al. |
| 1991 | Celtis Chauhan |
| 1996 | Celtis 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.
G. Celtis Linnaeus 1753 [hackberry]
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†Celtis aspera Manchester 2014
Celtis australis Linnaeus 1753
Celtis bungeana Blume 1852
†Celtis kansana Chaney and Elias 1936
†Celtis lingualis Knowlton and Cockerell 1919
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Invalid names: Celtis rugosa Newberry 1882 [replaced]
†Celtis mccoshii Lesquereux 1883
†Celtis newberryi Knowlton and Cockerell 1919
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Invalid names: Celtis parvifolia Newberry 1882 [replaced]
Celtis parvifolia Rich 1853
†Celtis pseudocrassifolia Hollick 1906
Celtis rugosa Willdenow 1897
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: p = phylum | |||||
| Reference: Kiessling 2009 | |||||
Age range
Maximum range based only on fossils: base of the Early/Lower Paleocene to the top of the Holocene or 66.00000 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 61.7 Ma
Minimum age of oldest fossil (stem group age): 61.7 Ma
Collections (207 total)
Oldest occurrences | |||
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Paleocene | USA (Montana) | Celtis peracuminata (53530) Viburnum asperum (53692) | |
| Paleocene | USA (New Mexico) | Viburnum asperum (43161) | |
| Paleocene | USA (Wyoming) | Celtis newberryi (58000) Viburnum asperum (40825 57977 57986 57990 57996 57997) | |
| Paleocene | USA (Montana) | Celtis aspera (Newberry), Viburnum asperum (31538) Viburnum asperum (53536 53539 53693 53943 53948 53960 55851) | |
| Paleocene | USA (North Dakota) | Viburnum asperum (58017 58033 58036) | |
| Tertiary | Japan (Nagano) | Celtis sp. (22815) | |
| Tiffanian | USA (Wyoming) | Celtis aspera (28632 28633 28636 28637 28638 28641 28644) | |
| Late/Upper Paleocene | USA (Wyoming) | Celtis aspera (129224 129225) Celtis peracuminata (28656 129222) | |
| Clarkforkian | USA (Wyoming) | Celtis aspera (28646) | |
| Ypresian | Algeria | Celtis sp. (71984) | |
| Eocene | USA (Missouri) | Celtis sp. (231934) | |
| Eocene | China (Jilin) | Celtis sp. (223891) | |
| Eocene | India (Meghalaya) | Celtis sp. (224709) | |
| Graybullian | USA (Wyoming) | Celtis sp. (15878) | |
| Wasatchian | USA (Wyoming) | Celtis phenacodorum (15458 15647 15759 15760) | |
| Wasatchian | Mexico (Baja California) | Celtis sp. (15671) | |
| Early/Lower Eocene | USA (Colorado) | Celtis mccoshii (24415 24417) | |
| Early/Lower Eocene | Pakistan (Northwest Frontier) | Celtis sp. (51856) | |
| Early/Lower Eocene - Late/Upper Miocene | Argentina | Celtis ameghinoi (32201) | |
| Lutetian | Pakistan (Northwest Frontier) | Celtis sp. (51857) | |