Sepals, petals, stamens, carpels
order of circle from outside to inside
the female gametophyes are egg-producing structures that form within the ovules in ovaries
all four organs
lacking one or more of the four floral parts
both stamen and carpel
either stamen or carpel, but not both
staminate and carpellate flowers are located on the same individual plant
staminate flowers and carpellate flowers on seperate plants
eventually give rise to haploid male gametophyte
most common anti-selfing mechanism in flowering plants, the ability of a plant to reject its own pollen and the pollen of closely related individuals
a food storing tissue of the seed
The union of two sperm cells with different nuclei of the embryo sac. Ensures that the endosperm will develop only in ovules where the egg has been fertilized.
the point at which the cotyledons are attached
the portion of the embryoic axis about the cotyledons
many plant species clone themselves by asexual reproduction
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