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Cyperus filiferus

Angiospermae - Poales - Cyperaceae

Taxonomy
Diatryma filifera was named by Cockerell (1923). Its type specimen is U. S. National Museum no. 10908, a root (supposed avian feathers), and it is a compression fossil.

It was recombined as Carpolithus filiferus by Brown (1934); it was recombined as Cyperus filiferus by Brown (1959); it was considered a nomen dubium by Wetmore (1930); it was recombined as Cyperacites filiferus by Becker (1962).

Synonyms
  • Eopuntia douglassi was named by Chaney (1944). It is considered to be a form taxon. Its type specimen is 2816, a root (tuberous rootstock), and it is a compression fossil.

    It was synonymized subjectively with Cyperus filiferus by Brown (1959); it was synonymized subjectively with Cyperacites filiferus by Becker (1962).
Synonymy list
YearName and author
1923Diatryma filifera Cockerell p. 1
1930Diatryma filiferum Hay p. 283
1934Carpolithus filiferus Brown p. 67
1944Eopuntia douglassi Chaney p. 507
1959Cyperus filiferus Brown p. 124
1962Cyperacites filiferus Becker p. 319

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RankNameAuthor
kingdomPlantae
phylumSpermatophyta
classAngiospermae
Mesangiosperms
Monocots
RankNameAuthor
orderPoales
familyCyperaceae
genusCyperus
speciesfiliferus(Cockerell 1923)

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.

Cyperus filiferus Cockerell 1923
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Invalid names: Carpolithus filiferus Cockerell 1923 [synonym], Eopuntia douglassi Chaney 1944 [synonym]
Diagnosis
No diagnoses are available