apogamy

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apogamy

[ə′päg·ə·mē]
(biology)
Asexual, parthenogenetic development of diploid cells, such as the development of a sporophyte from a gametophyte without fertilization.
References in periodicals archive ?
concolor from other geographical locations, showed that antheridia disappeared before the development of archegonia, and that the spores are formed in number of 32 per sporangium; the authors concluded that the sporophytes were of apogamous origin (Zamora et al.
the plant could either experience sexual contacts or, due to some external facts, produce apogamous sporophytes; however, some apogamous ferns are known to produce no gametangia at all, or gametangia failed to produce viable, normal gametes, so the apogamy is obligated (Raghavan 1989).