Lexic.us

Definition of Pteropsida

1. Noun. Used in former classifications to include all ferns and flowering plants and divided into the three classes Filicinae and Gymnospermae and Angiospermae.

Lexicographical Neighbors of Pteropsida

Literary usage of Pteropsida

Below you will find example usage of this term as found in modern and/or classical literature:

1. The Anatomy of Woody Plants by Edward Charles Jeffrey (1917)
"CHAPTER XVIII THE LYCOPSIDA AND Pteropsida The discussion of tissues and organs and the ... The second alliance, to which the appellation Pteropsida is ..."

2. Heredity and Evolution in Plants by Charles Stuart Gager (1920)
"The Pteropsida, by contrast, like the modern Filicales, are in general, distinguished by ... The Pteropsida, on the other hand, although possessing many ..."

3. Fundamentals of Botany by Charles Stuart Gager (1916)
"The Pteropsida, by contrast, are distinguished, like the modern Filicales, by large leaves, ... The Pteropsida, on the other hand, although possessing many ..."

4. Fundamentals of Botany by Charles Stuart Gager (1916)
"The Pteropsida, by contrast, are distinguished, like the modern Filicales, by large leaves, ... The Pteropsida, on the other hand, although possessing many ..."

5. Contributions by Brooklyn Botanic Garden (1917)
"Since the club mosses differ more from the horsetails than do the groups of the Pteropsida among themselves, Scott proposes three groups: Lycopsida, ..."

6. Botanical Gazette by University of Chicago, JSTOR (Organization) (1903)
"The division of Pteridophyta by Jeffrey, on anatomical characters, into small-leaved Lycopsida, and large-leaved Pteropsida is quoted; but it is concluded ..."

7. The Origin of a Land Flora: A Theory Based Upon the Facts of Alternation by Frederick Orpen Bower (1908)
"Jeffrey has laid this distinction down as separating his Lycopsida from his Pteropsida. According to their structure, ..."

8. Report of the Annual Meeting (1907)
"It is recognised that the distinction between Lycopsida and Pteropsida is by no means an absolute one, and the existence of a certain affinity between ..."

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