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Azolla circinata

Polypodiopsida - Salviniales - Salviniaceae

Taxonomy

No taxonomic data are available

Sister species
A. andreisii, A. colhuehuapensis, A. coloniensis, A. deccanensis, A. indica, A. intertrappea, A. keuja, A. nana, A. primaeva, A. prisca, A. schopfii, A. stanleyi, A. velus, A. ventricosa
Sister species lacking formal opinion data
A. capricornica, A. elegans, A. filiculoides, A. fragilis, A. geneseana, A. gigantea, A. nikitinii, A. schopfi, A. sibirica, A. simplex, A. spinata

Synonymy list
No taxonomic opinions are available

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RankNameAuthor
kingdomPlantae
phylumPteridophyta
classPolypodiopsida
subclassPolypodiidae()
RankNameAuthor
orderSalvinialesLink 1833
familySalviniaceaeLestiboudois
genusAzollaLamarck 1783
speciescircinata

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.

Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available

Age range: base of the Maastrichtian to the top of the Danian or 72.10000 to 61.60000 Ma

Collections (30 total)


Time interval Ma Country or state Original ID and collection number
Maastrichtian72.1 - 66.0USA (North Dakota) Azolla circinata (234421 234422 234585 234586 234588 234599 234603 234615 234616 234618 234619 234620)
Maastrichtian72.1 - 66.0USA (Montana) Azolla circinata (32403)
Danian66.0 - 61.6USA (North Dakota) Azolla circinata (234577 234578 234580 234581 234582 234590 234591 234596 234597 234607 234608 234612 234613 234624 234625 234626 234627)