leptosporangiate
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English
[edit]Etymology
[edit]From lepto- + sporangiate.
Adjective
[edit]leptosporangiate (not comparable)
- (botany) Having sporangia that were each formed from a single epidermal cell; of, pertaining to, or characteristic of ferns of this kind.
- 1900, Robert Wilson Smith, Structure and Development of Sporangia and Sporophylls of Isoetes, page 330:
- […] which being leptosporangiate cannot be closely related to Isoetes, the sporangia appear late in the history of the leaf.
- 1908, Frederick Orpen Bower, The Origin of a Land Flora, page 639:
- In fact, it seems that in the Primary rocks the distinctive Leptosporangiate annulus was at least rare, if it existed at all.
- 1922, John Merle Coulter, Sir Humphry Davy, M.S. Coulter, The Collected Works of Sir Humphry Davy: Discourses Delivered before the Royal Society: Elements of Agricultural Chemistry, Part 1, page 264:
- Most of his material, which includes a variety of leptosporangiate species, was obtained from greenhouses.
Noun
[edit]leptosporangiate (plural leptosporangiates)
- Such a fern