Definition of Psilotum
1. Noun. Type genus of the Psilotaceae.
Generic synonyms: Fern Genus
Group relationships: Family Psilotaceae, Psilotaceae
Member holonyms: Whisk Fern
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Lexicographical Neighbors of Psilotum
Literary usage of Psilotum
Below you will find example usage of this term as found in modern and/or classical literature:
1. The Indigenous Trees of the Hawaiian Islands by Joseph Francis Charles Rock (1913)
"Asplenium adiantum nigrum, Asplenium trichomanes, Poly- podium pellucidum and Pellaea ternifolia, besides psilotum ..."
2. The Structure and Development of Mosses and Ferns (Archegoniatae). by Douglas Houghton Campbell (1905)
"All the species are tropical or sub-tropical, psilotum being found in all the ... quite destitute of roots, grows either upon earth rich in humus (psilotum ..."
3. The Origin of a Land Flora: A Theory Based Upon the Facts of Alternation by Frederick Orpen Bower (1908)
"Il was closely associated with a plant of psilotum, in a locality where no species of Lycopodium (with which a mistake of identity might occur) were ..."
4. Annals of Botany by IDEAL (Project) (1888)
"A third desideratum is knowledge of the prothallus of psilotum. It is to be feared this will remain a desideratum for a very long time. ..."
5. A Textbook of Botany for Colleges and Universities by John Merle Coulter, Charles Reid Barnes, Henry Chandler Cowles (1910)
"In psilotum the same condition occurs, except that the development of .two sterile plates results in three chambers, or a'group of three sporangia (figs. ..."