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Hydrangea (hydrangea)
Taxonomy
Hydrangea was named by Linnaeus (1753). It is extant. Its type is Hydrangea arborescens.
It was assigned to Saxifragaceae by Knowlton (1919), Knowlton (1926), MacGinitie (1941), Brown (1959); and to Hydrangeaceae by Liu et al. (1996).
It was assigned to Saxifragaceae by Knowlton (1919), Knowlton (1926), MacGinitie (1941), Brown (1959); and to Hydrangeaceae by Liu et al. (1996).
Species
H. arborescens (type species), H. bendirei, H. californica, H. florissantia (syn. Rhus rotundifolia), H. subincerta
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1753 | Hydrangea Linnaeus |
| 1919 | Hydrangea Knowlton |
| 1926 | Hydrangea Knowlton |
| 1941 | Hydrangea MacGinitie |
| 1959 | Hydrangea Brown p. 128 |
| 1996 | Hydrangea 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. Hydrangea Linnaeus 1753 [hydrangea]
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Hydrangea arborescens Linnaeus 1753
†Hydrangea bendirei Ward 1885
†Hydrangea californica MacGinitie 1941
†Hydrangea florissantia Cockerell 1908
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Invalid names: Rhus rotundifolia Kirchner 1898 [synonym]
†Hydrangea subincerta Cockerell 1908
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 Paleocene to the top of the Late/Upper Miocene or 66.00000 to 5.33300 Ma
Minimum age of oldest fossil (stem group age): 56.0 Ma
Minimum age of oldest fossil (stem group age): 56.0 Ma
Collections (28 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Paleocene | USA (Colorado) | Hydrangea antica (40061) | |
| Paleocene | USA (Wyoming) | Hydrangea antica (40775) | |
| Early/Lower Eocene - Late/Upper Miocene | Argentina | Hydrangea incerta (32201) | |
| Bridgerian | USA (Wyoming) | Hydrangea GR537 (28745) | |
| Middle Eocene | USA (Oregon) | Hydrangea knowltonii, Hydrangea sp. (21220) | |
| Middle Eocene | USA (California) | Hydrangea californica (23995 23997) | |
| Middle Eocene - Late/Upper Eocene | China (Liaoning) | Hydrangea longifolia (223815) | |
| Chadronian | USA (Colorado) | Hydrangea fraxinifolia (24209) | |
| Early/Lower Oligocene | USA (Oregon) | Hydrangea sp. (35220 35221 35236 35237) | |
| Rupelian | Germany (Baden-Württemberg) | Hydrangea microcalyx (68021) | |
| Oligocene | USA (Oregon) | Hydrangea sp. (237756) | |
| Chattian - Aquitanian | Germany (Sachsen) | Hydrangea microcalyx (26765) | |
| Late/Upper Oligocene - Early/Lower Miocene | USA (Montana) | Hydrangea knowltoni (23330) | |
| Miocene - Oligocene | USA (Montana) | Hydrangea knowltoni (23975) | |
| Early/Lower Miocene - Late/Upper Miocene | Argentina (Santa Cruz) | Hydrangea incerta (31545) | |
| Miocene | USA (Oregon) | Hydrangea bendirei (237761) | |
| Miocene | USA (Washington) | Hydrangea bendirei (224391) | |
| Miocene | USA (Idaho) | Hydrangea bendirei (35278) | |
| Miocene - Pliocene | Japan (Nagano) | Hydrangea sp. (22796) | |
| Burdigalian | China (Shandong) | Hydrangea lanceolimba (223803) | |
| Burdigalian | USA (Nevada) | Hydrangea bendirei (27179) Hydrangea ovatifolius (27701) | |
| Late/Upper Miocene | China (Yunnan) | Hydrangea lanceolimba (222695) | |
| Late/Upper Miocene | Japan (Gunma) | Hydrangea petiolaris, Hydrangea sp. (22755) |