The Pistil, Megosporangium and Embryo Sac Flashcards
single pistil
monocarpellary
more than one pistil
multicarpellary
fused pistils
syncarpous
free pistil
apocarpous
locule
ovarian cavity
where is the placenta located
in the locule
what does the placenta give rise to
megasporangia(ovules)
what is the ovule attached to and how
to the placenta through a funicle(stalk) through a region called hilum(junction)
envelopes of the ovule
integuments
what do the integuments cover
nucellus
basal part of the ovule
chalaza
tip of the ovule
micropyle
nucellus
a mass of cells that have reserve food materials
where is the embryo sac or the female gametophyte located
in the nucellus
Megasporogenesis
formation of 4 megaspores from the megaspore mother cell through meoisis