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Angiosperm Vocab
All Vocab for Exam 2 Angiosperms - Folkerts
52
Biology
Undergraduate 1
03/09/2010

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Term
peduncle
Definition
stalk bearing an inflorescence
Term
receptacle
Definition
expanded tip of flower stalk that bears flower organs
Term
calyx
Definition
whorl: sepals
Term
corolla
Definition
whorl: petals
Term
perianth
Definition
outer envelope of flower consisting of calyx and corolla
Term
androecium
Definition
stamens of a flower considered as a group
Term
stamen
Definition
pollen producing organ of flower; filament and anther
Term
anther
Definition
pollen bearing part of stamen
Term
filament
Definition
the stalk that bears the anther in a stamen
Term
gynoecium
Definition
female reproductive organs of a flower; pistils considered as a group
Term
carpel
Definition
fused pistils
Term
style
Definition
slender part of pistil, between ovary and stigma
Term
stigma
Definition
tip of pistil of a flower, where pollen is deposited at pollination
Term
complete
Definition
containing all four whorls: calyx, corolla, androecium, and gynoecium
Term
incomplete
Definition
missing one of the four whorls: calyx, corolla, androecium, gynoecium
Term
perfect
Definition
containing both male and female reproductive structures
Term
imperfect
Definition
missing either male or female reproductive structures
Term
dioecious
Definition
two houses for 2 sexes
Term
monoecious
Definition
one house for 2 sexes
Term
epigynous
Definition
floral parts on or near the summit or the ovary
Term
hypogynous
Definition
floral parts borne on a receptacle beneath the ovary
Term
perigynous
Definition
having petals, sepals, and stamens around the edge of a cuplike receptacle containing ovary
Term
connation
Definition
fusion within the same whorl
Term
adnation
Definition
fusion between different whorls
Term
inflorescence
Definition
flower cluster
Term
spike
Definition
flowers directly attached to stem
Term
raceme
Definition
flowers have their own little stems
Term
panicle
Definition
branched cluster of flowers where the branches are racemes
Term
corymb
Definition
flat-topped flower cluster in which the individual flower stalks grow upward from various points of the main stem to approximately the same height.
Term
umbel
Definition
cluster of flowers and pedicle attached at one node
Term
composite head
Definition
disk and ray flowers
Term
pericarp
Definition
wall of ripend ovary; fruit wall; "skin"
Term
accessory fruit
Definition
left over swollen hypanthium
Term
simple fruit
Definition
one ovary for one flower; berry, pepo, hesperidium, drupe
Term
aggregate fruit
Definition
multiple carpels; strawberry, magnolia
Term
multiple fruit
Definition
multiple flowers; raspberry, pineapple
Term
fleshy fruit
Definition
fruits with wet flesh
Term
berry
Definition
entire is fleshy to the seed; grapes, tomatoes
Term
hesperidium
Definition
leathery rind; citrus fruits
Term
pepo
Definition
hard, think rind; cucumber, watermelon, banana
Term
drupe
Definition
big, stony pit; peach, coconut
Term
pome
Definition
accessory tissue and papery core; apple
Term
dry fruit
Definition
no fleshy part
Term
dehiscent
Definition
split at matruity; legume, capsule
Term
indehiscent
Definition
don't split at maturity
Term
legume
Definition
mature, dry, and split to release seeds; peas, beans, peanuts, green beans
Term
capsule
Definition
splits along many lines; okra
Term
achene
Definition
seed is attached to pericarp at one spot; strawberry seeds, sunflower seeds
Term
nut
Definition
seeds are not attached to pericarp (rattle)
Term
caryopsis
Definition
seeds are uniformly attached to pericarp; corn, grain
Term
samara
Definition
seeds w/ wings
Term
epizoochory
Definition
seeds that travel on animals (gumballs)
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