L12: Flower Anatomy and Development Flashcards
flower
the modified shoot of a plant which produces the reproductive structures
inflorescence
a group of flowers arranged on a stem
what does budding of leaf primordia from the SAM produce
vegetative growth
what does budding of flowers from the SAM produce
reproductive growth
sepal
a floral organ which, with the other sepals, forms the outmost whorl of modified leaves of a flower; collectively for the calyx; typically leaf-like and green
calyx
all the sepals
primary function of the sepals
protection
petal
a floral organ, which, with all the other petals, forms the second whorl of modified leaves of the flower; often brightly colored to attract pollinators
primary function of the petals
attraction
corolla
all of the petals
stamen
male reproductive organ of a flower that consist of an anther and filament and produces the microsporangia; 3rd whorl of the modified leaves of the flower
androecium
all of the stamen
primary function of the stamen
produce and release pollen (contains male gametes)
pistil
female reproductive organ of a flower consisting of the stigma, style, and ovary; can be a simple pistil or a compound pistil; 4th whorl of modified leaves of a flower
gynoecium
the pistil(s)