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46 Cards in this Set

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Define Receptacle
Floral axis that bears the flower parts
pedicel
Stalk of a single flower in an inflorescence
Calyx
Collective term for all sepals of a flower
Corolla
Collective term for all petals of a flower
Androecium
Collective term for all Stamens in a flower(filament and anther)
Gynoecium
Collective term for all Pistil/Carpels of a flower (ovary, style, stigma)
Complete Flower
Flower having a perianth, gynoecium, and androecium
Incomplete flower
Flower lacking either an androecium (stamens) or a gynoecium (carpels); also called a unisexual flower
Perfect Flower
Flower which has both an androecium and gynoecium (also bisexual flower)
Imperfect Flower
Flower lacking either an androecium or gynoecium
Staminate Flower
Pistillate Flower
Staminate Flower
Flower with an androecium but no functional gynoecium
Pistillate Flower
A flower with a gynoecium but no functional androecium
Dioecious
With staminate and pistillate flowers borne on separate plants
Monoecious
Staminate and carpellate flowers separate, but borne on a single plant
Connate
Fusion of like parts (ex. Snapdragons)
Adnate
Fusion of unlike parts, such as stamens with the corolla
Synsepalous
Flower with fused sepals
Gamosepalous
With the sepals united
Polysepalous, Aposepalous
Distinct sepals
Asepalous
Lacking sepals
Sympetalous, Gamopetalous
Connate, or fused petals
Polypetalous, Apopetalous
Distinct, or separate petals
Apetalous
Lacking petals
Symmetry: radial
actinomorphic or regular flower
Bilateral symmetry
zygomorphic or irregular flower
No symmetry
asymmetrical
Suffix -merous
Monocots 3-merous
Dicots 4 or 5-merous
androecium: epipetalous
stamens adnate to petals
gynoecium: what's the difference between carpel and pistil?
Ovule-bearing unit(s) that make up the gynoecium
Vs.
Ovule-bearing part of a flower, formed from one or more carpels
Simple pistil
If carpels distinct
Compound Pistil
If carpels connate
Monocarpous gynoecium
one simple pistil
Apocarpous
Two or more simple pistils
Syncarpous
carpels connate into single unit (compound pistil)
Placentation
attachment of the ovules within the interior of an ovary
What type of placentation?
Simple Pistil
Marginal (parietal)
What types of placentation?
Compound pistil
axile
parietal
free-central
Axile placentation
divided by septa, ovules borne along central axis
Parietal Placentation
typically, no septa, ovules borne on ovary inner wall
free-central placentation
elongated, sometimes free-standing placenta in middle of locule with ovules attached
Simple and Compound
Basal and Apical
Insertion of parts and ovary position:
Hypogynous (superior ovary)
With perianth parts and stamens arising from below the ovary
Hypanthium
Flat, cuplike, or tubular sturcture on which the sepals, petals, and stamens are borne; usually formed from the fused bases of ther perianth parts and stamens or from a modified receptacle; also called a floral cup or floral tube.
Perigynous
With perianth parts and stamens borne on an hypanthium that surrounds, but is not fused to, the superior ovary.
Epigynous
Inferior ovary
With perianth and stamens apparently borne upon the ovary.