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Annularia
Taxonomy
Annularia was named by Sternberg (1821). Its type is Annularia spinulosa.
It was assigned to Sphenopsida by Chandra and Tewari (1991); and to Equisetales by Nurgaliev et al. (2015).
It was assigned to Sphenopsida by Chandra and Tewari (1991); and to Equisetales by Nurgaliev et al. (2015).
Species
A. spinulosa (type species), Rotularia marsileaefolia
Species lacking formal opinion data
A. acicularis, A. asteris, A. carinata, A. cuspidata, A. galioides, A. galoides, A. hammanskraalensis, A. jongmansi, A. latifolia, A. longifolia, A. longifolius, A. maxima, A. mucronata, A. parvula, A. pseudostellata, A. radiata, A. sphenophylloides, A. sphenophylloides, A. spicata, A. stellata, A. stellata, A. stellata, A. stellatoides, A. stelloides, A. vernensis
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1821 | Annularia Sternberg p. 32 |
| 1825 | Rotularia Sternberg |
| 1861 | Trochophyllum Wood |
| 1991 | Annularia Chandra and Tewari |
| 2015 | Annularia Nurgaliev 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. †Annularia Sternberg 1821
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†Annularia spinulosa Sternberg 1821
Invalid names: Rotularia Sternberg 1825 [synonym], Trochophyllum Wood 1861 [objective synonym]
Diagnosis
No diagnoses are available