Sphenophyta D.H.Scott

, legitimate

, scientific

Scott, D.H. (1909), Studies in Fossil Botany Edn. 2

:

616-632

[tax. nov.]

Cronquist, A.J., Takhtajan, A.L. & Zimmermann, W.M. (1966), On the Higher Taxa of Embryobionta.

:

131, 133

[taxonomic synonym]

taxonomic synonym of:

Equisetophyta D.H.Scott

legitimate

Council of Heads of Australasian Herbaria (2009), Australian Plant Census

:

-

[secondary reference]

orthographic variant:

Sphenopsida D.H.Scott

legitimate

Comment: This division is based on the fossil genus Sphenophyllum. The division Equisetophyta, based on the extant genus Equisetum, is considered preferable.

Council of Heads of Australasian Herbaria (2009), Australian Plant Census

:

-

[taxonomic synonym]

taxonomic synonym of:

Equisetophyta D.H.Scott

legitimate