Search Results - "embryo sac"

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  1. 1
    Embryo sac and microsporangium development in Pandanus (pandanaceae)

    Embryo sac and microsporangium development in Pandanus (pandanaceae) by Cheah, C. H., Stone, B. C.

    Published 1975
    “…The ovule is in contact with the atmosphere by means of the hair-lined stigmatic channel; it is anatropous and crassinucellate. The embryo sac is of monosporic origin and at maturity contains the usual 8 nuclei supplemented by supernumsrary and presumably diploid nucellar nuclei which 'migrate' into the sac from the nucellar tissue of the chalazal region. …”
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  2. 2
    Megasporogenesis and embryogenesis in three sympatric Posidonia seagrass species

    Megasporogenesis and embryogenesis in three sympatric Posidonia seagrass species by Ma, G., Zhang, X., Bunn, E., Dixon, Kingsley

    Published 2012
    “…With P. australis the microspore is initially globular then becomes baton-like and finally matures into stick- or thread-like pollen. The mature embryo sac is four-nucleate comprising one polar nucleus, one egg cell and two syngerids, however as the embryo sac becomes mature, only three nucleate cells dominate, comprising one central cell (polar nucleus), one egg cell and one syngerid. …”
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  3. 3
    The reproductive biology and cytotoxic activity of Persicaria chinensis (L.) H. gross var. chinensis (polygonaceae) / Wong Min May

    The reproductive biology and cytotoxic activity of Persicaria chinensis (L.) H. gross var. chinensis (polygonaceae) / Wong Min May by Wong, Min May

    Published 2012
    “…The development of the embryo sac conforms to the monosporic Polygonum type. …”
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  4. 4
    Ethnobotanical survey and biological properties of medicinal plants used for traditional maternal healthcare in Katsina State, Nigeria

    Ethnobotanical survey and biological properties of medicinal plants used for traditional maternal healthcare in Katsina State, Nigeria by Kankara, Sulaiman Sani

    Published 2015
    “…The extract also induced some structural malformations including bent tail, curved body, embryo sac edema, short body length and spinal cord curving on the hatched embryo. …”
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  5. 5
    Reproductive biology and embryology of selected alternanthera species in peninsular Malaysia / Evan Chin Hui See

    Reproductive biology and embryology of selected alternanthera species in peninsular Malaysia / Evan Chin Hui See by Chin, Evan Hui See

    Published 2013
    “…The development of the embryo sac conforms to the monosporic Polygonum type. …”
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