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 (hĕt′ər-ə-spôr′əs, hĕt′ə-rŏs′pər-əs)
Producing two types of spores differing in size and sex.

het′er·o·spo′ry n.
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Noun1.heterospory - the development of both microspores and megaspores
monogenesis, sporulation - asexual reproduction by the production and release of spores
References in periodicals archive ?
In spite of it, heterospory has appeared several times in plant evolution as in seed plants, some lineages of lycophytes (e.
For example, in the Gonyaulacales, heterospory led taxonomists to propose groups or species complexes (Dale, 1983; Lewis et al.
The germination assays let us demonstrate heterospory in the resting stage of Gonyaulax spinifera from Bahia Concepci6n because more than one cyst was attributed to this species.