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Cycadopsida (cycads)

Cycadopsida -

Taxonomy
Cycadopsida was named by Brongniart (1843). It is extant.

It was assigned to Pinophyta by Meyen (1984); to Gymnospermae by Mabberley (2000); and to Cycadophyta by Lapasha and Miller (1985) and Doweld (2001).

Sister taxa
Cycadales, Dioales, Gnetales, Lagenostomales, Trigonocarpales (syn. Medullosales), Welwitschiales

View classification of included taxa

Synonymy list
YearName and author
1843Cycadopsida Brongniart pp. xxxii, 136
1984Cycadopsida Meyen p. 89
1985Cycadopsida Lapasha and Miller
2000Cycadopsida Mabberley
2001Cycadopsida Doweld p. iii

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RankNameAuthor
kingdomPlantae
subkingdomEmbryophyta
phylumCycadophytaBessey 1907
RankNameAuthor
classCycadopsidaBrongniart 1843
classCycadopsidaBrongniart 1843

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