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Under construction
Taxon: Phylum Psilophyta (plant)
 Entity: 

Concise hierarchy

(Kingdom) Plantae

Current position

Tracheata ([unranked]) Ref: L. Margulis & K.V. Schwartz, 1998: 392-395.

Historical positions

Tracheata ([unranked]) Ref: L. Margulis & K.V. Schwartz, 1998: 370, 392-395.

Number of Subtaxa

1989-present Systema Naturae 2000 1c1o1f2g[9s]
1998 L. Margulis & K.V. Schwartz: 392 2g
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Last updated: 1 Feb 2024