male gametophyte host:home.manhattan.edu

Listing 1 - 4 from 4 for male gametophyte

Division Lycophyta
... extinct forms known. The Order possesses one type of spore (homosporous) from which one gametophyte produces antheridia and archegonia and the sperm cells possess two flagella. Primary growth, dichotomous ... , and 2) two types of spores (heterosporous), microspores and megaspores, which give rise to male and female gametophytes and sperm cells with two flagella. The development of the gametophytes ...
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Class Pinatae
... Pinus Life Cycle of Pinus Microspore Development of Pinus Development of the female gametophyte in Pinus Development of the male gametophyte in Pinus Order Coniferales Family Pineaceae Family Taxodiaceae - (Genus Sequoia) Family Cupressaceae ...
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Class Pinatae
Class Pinatae Development of the male gametophyte in Pinus Return to Main Menu Class Pinatae
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Lifecycle of Spikemosses
... produces a male gametophyte (microgametophyte) that develops totally within the confines of the microspore wall (endosporic). At maturity, the entire male gametophyte consists of ... gametophyte. Durlng its early development as an embryo, the sporophyte is parasitic upon the female gametophyte. Breakdown of the parent sporophytic strobili releases the germinated megaspores (female gametophyte ...
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