megaspores in English

noun
1
the larger of the two kinds of spores produced by some ferns.
Both of these genera are heterosporous, meaning that each species produces two distinctly different types of spores: microspores and megaspores .
noun
    macrospore

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Below are sample sentences containing the word "megaspores" from the English Dictionary. We can refer to these sentence patterns for sentences in case of finding sample sentences with the word "megaspores", or refer to the context using the word "megaspores" in the English Dictionary.

1. Heterospory The production of two different sizes of spore: microspores and megaspores.

2. Free-floating water ferns (of the modern genera Azolla and Salvinia) are widespread in the Cainozoic.They are represented by whole plants and dispersed or interconnected megaspores and microspore massulae in freshwater facies associated with a range of aquatic angiosperms.

3. The first, or parasitic classifications of Sabouraud, rests on the morphology of the dermatophytes on the hair in vivo (Achorion, Trichophyton endothrix or ectothrix microides and megaspores, Microsporum) or on the absence of growth on the hair in vivo (Epidermophyton).