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Sphenophyllostachys

Equisetopsida - Sphenophyllales

Taxonomy
Sphenophyllostachys was named by Seward (1896). It is not extant. Its type is Volkmannia dawsoni.

It was assigned to Sphenophyllales by Andrews (1970).

Species
S. dawsoni

Synonymy list
YearName and author
1896Sphenophyllostachys Seward
1970Sphenophyllostachys Andrews

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RankNameAuthor
kingdomPlantae
superphylumTracheophyta
—Pteridobiotina
superphylumPteridophytanae
RankNameAuthor
phylumEquisetophytaScott 1900
classEquisetopsidaAgardh 1825
orderSphenophyllalesSeward 1898
genusSphenophyllostachysSeward 1896

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. †Sphenophyllostachys Seward 1896
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†Sphenophyllostachys dawsoni Williamson 1871
Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available

Age range: Stephanian C or 301.00000 to 300.40000 Ma

Collections (4 total)


Time interval Ma Country or state Original ID and collection number
Carboniferous358.9 - 298.9USA (Indiana) S. sp. (12668)
Carboniferous358.9 - 298.9Turkey S. sp. (28300)
Late/Upper Pennsylvanian307.0 - 298.9USA (Utah) S. sp. (11169)
Stephanian C301.0 - 300.4Spain (Pirineo Catalan) S. sp. (25391)