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Definition of Pteridospermaphyta
1. Noun. Used in some classification systems: a group of extinct fossil gymnosperms coextensive with the order Cycadofilicales.
Generic synonyms: Taxon, Taxonomic Category, Taxonomic Group
Lexicographical Neighbors of Pteridospermaphyta
Literary usage of Pteridospermaphyta
Below you will find example usage of this term as found in modern and/or classical literature:
1. Glimpses of the Cosmos by Lester Frank Ward (1918)
"The pteridospermaphyta History.—Written May 19-23, 1904. I wrote it in pencil on
May 19, and it was typewritten on May 23. I sent it to Science on the 24th. ..."
2. Science by American Association for the Advancement of Science (1904)
"THE pteridospermaphyta. SUCH is the name that I would propose to give to those
... The term pteridospermaphyta expresses this truth. It is somewhat long, ..."
3. Torreya by Torrey Botanical Club (1904)
"... for which Ward % would establish the sub-kingdom pteridospermaphyta in the
anticipation, already partially verified, that the three great phyla of ..."
4. Botanisches Zentralblatt: Referierendes Organ für das Gesamtgebiet der Botanik by Botanischer Verein in München, Deutsche Botanische Gesellschaft, Berlin (1905)
"An objection to the use of the word pteridospermaphyta HOLLICK, ARTHUR, The
occurrence and origin of Amber in the eastern United States. (Amer. Nat. ..."
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