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Davallia
Taxonomy
Davallia was named by Smith (1793). It is extant. It is considered to be a form taxon. It was considered monophyletic by I (2016).
It was assigned to Polypodiales by Smith (1793); to Polypodiaceae by Knowlton (1919); and to Davalliaceae by Chauhan (1991) and I (2016).
It was assigned to Polypodiales by Smith (1793); to Polypodiaceae by Knowlton (1919); and to Davalliaceae by Chauhan (1991) and I (2016).
Species
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1793 | Davallia Smith |
| 1802 | Humata Cavanilles |
| 1919 | Davallia Knowlton |
| 1991 | Davallia Chauhan |
| 2013 | Humata Wen et al. |
| 2016 | Davallia I |
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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. Davallia Smith 1793
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†Davallia montana Knowlton 1899
†Davallia walkeri Conran et al. 2010
Invalid names: Humata Cavanilles 1802 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available
Age range
Maximum range based only on fossils: base of the Toarcian to the top of the Holocene or 182.70000 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 174.1 Ma
Minimum age of oldest fossil (stem group age): 174.1 Ma
Collections (21 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Toarcian | Poland (Cracow) | D. saportana (24598) | |
| Kimmeridgian - Tithonian | Portugal | D. delgadoi (24530) | |
| Aquitanian | New Zealand | D. walkeri (50035) | |
| Late/Upper Miocene | China (Yunnan) | Humata henryana (222695) | |
| Quaternary | India (Assam) | D. sp. (228813 228814 228815 228816 228817 228822) | |
| Quaternary | India (Sikkim) | D. sp. (228779) | |
| Quaternary | India (West Bengal) | D. sp. (228810) | |
| Late/Upper Pleistocene - Holocene | Australia (Queensland) | D. spp. (168747 168749 168750 168751 168752 168753 168754 168755 168756) |