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Sphenophyta
(plant)
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Hierarchy
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Entity:
[Tracheata]
..[Anthophyta] (Phylum)
..[Coniferophyta] (Phylum)
..[†Cycadofilicales] (Phylum)
..[Filicinophyta] (Phylum)
..[Ginkgophyta] (Phylum)
..[Lycophyta] (Phylum) - lycophytes
..[†Progymnospermophyta] (Phylum) - progymnosperms
..[Psilophyta] (Phylum)
..[Sphenophyta] (Phylum)
....[Sphenopsida] (Class)
Concise hierarchy
(Kingdom)
Plantae
Current position
Tracheata
([unranked])
Ref:
L. Margulis & K.V. Schwartz, 1998
: 396-397.
Alternative positions
land plants
([unranked])
Ref:
T.N. Taylor et al., 2009
: App. 1 (p. 1028).
Plantae
(Kingdom)
Haeckel (1866)
Ref:
L. Margulis & K.V. Schwartz, 1982
: 256.
Historical positions
Land plants
([unranked])
Ref:
T.N. Taylor et al., 2009
: App. 1 (p. 1028).
Tracheata
([unranked])
Ref:
L. Margulis & K.V. Schwartz, 1998
: 370, 396-397.
Plantae
(Kingdom)
Haeckel (1866)
Ref:
L. Margulis & K.V. Schwartz, 1982
: 256.
Number of Subtaxa
1989-present
Systema Naturae 2000
1c1o1f1g15s
1998
L. Margulis & K.V. Schwartz
: 396
1g15s
1982
L. Margulis & K.V. Schwartz
1g5s
©2004-2024 Universal Taxonomic Services
Last updated:
1 Feb 2024