Leptosporangium

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A sporangium formed from a single epidermal cell.

    "2003, Jill Bailey, Filicinophyta (ferns), entry in The Facts on File Dictionary of Botany, page 84, In the Filicales the leptosporangium has a specialized spore dispersal mechanism involving an annulus of cells with thick walls that ejects spores explosively as it dries out."

  2. 2
    a sporangium formed from a single epidermal cell; characteristic of the Filicales or of almost all modern ferns wordnet

Synonyms

All synonyms
eusporangium

Example

More examples

"2003, Jill Bailey, Filicinophyta (ferns), entry in The Facts on File Dictionary of Botany, page 84, In the Filicales the leptosporangium has a specialized spore dispersal mechanism involving an annulus of cells with thick walls that ejects spores explosively as it dries out."

Etymology

From lepto- + sporangium.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.