apospory


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Related to apospory: apogamy

ap·o·spor·y

 (ăp′ə-spôr′ē, ə-pŏs′pə-rē)
n.
The development of a gametophyte directly from a sporophyte without the occurrence of meiosis or spore formation.

a·pos′por·ous (ə-pŏs′pər-əs), ap′o·spor′ic (-spôr′ĭk) adj.

apospory

(ˈæpəˌspɔːrɪ)
n
1. (Botany) botany development of the gametophyte from the sporophyte without the formation of spores
2. (Botany) the development of an embryo of a flowering plant outside the embryo sac, from a cell of the nucellus or chalaza
[C19: from apo- + spore + -y1]

ap•o•spor•y

(ˈæp əˌspɔr i, -ˌspoʊr i, əˈpɒs pə ri)

n.
the development of a gametophyte from a sporophyte without meiosis.
[1880–85]
ap`o•spor′ic (-ˈspɔr ɪk, -ˈspɒr-) a•pos′por•ous, adj.
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References in periodicals archive ?
Apogamy, apospory and parthenogenesis in the pteridophytes.
Apogamy and apospory demonstrated that gametophytes could transform into sporophytes, and vice versa, without the intervention of specific cells (eggs or spores).
Asexual fern propagation also includes apospory and apogamy (Kottackal et al.