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Angiosperms
lecture 14
35
Biology
Undergraduate 2
11/07/2012

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Cards

Term
Monocot
Definition
1 cotyledon
flower parts in threes
monoaperaturate pollen
Term
Dicot
Definition
2 cotyledons
flower parts in fours or fives
triaperaturate pollen
Term
Three modes of Nutrition
Definition
Parasitic
Free Living
Myco-heterotropic
Term
Parasitic
Definition
No chlorophyll
Term
Free living
Definition
normal
Term
myco-heterotrophic
Definition
connected to another plant via fungi
Term
Flower
Definition
determinate shoot with modified leaves and sporophylls
Term
Peduncle
Definition
stalk of inflorescence
Term
pedicel
Definition
stalk of a flower
Term
receptacle
Definition
holds a whorl
Term
sepals
Definition
(calyx=all of them) often leaf like
Term
Petals
Definition
(corolla=all of them)
Term
Perianth
Definition
calyx plus petals -all non reproductive parts
Term
Stamens
Definition
filament, anther, pollen sacs, pollen (androecium)
Term
carpels
Definition
pistil, ovary, ovule, style, stigma, locule, etc. (gynoecium)
Term
What does the carpel develop into?
Definition
The fruit
Term
Placenta
Definition
part of ovary with attached ovule
Term
Tepals
Definition
Sepals (caylx) and Petals (corolla) together - look the same
Term
Apocarpus
Definition
not fused - 3 carpels - 3 pistils
Term
synacarpus
Definition
fused --> 3 carpels - 1 pistil
Term
Perfect flower
Definition
bisexual -ovary + stamens
Term
Imperfect
Definition
Unisexual
Term
Complete
Definition
4 whorls
Term
Incomplete
Definition
lacks 1 or more whorls
Term
Monoecious
Definition
unisexual flower on same plant
Term
Dioecious
Definition
unisexual flower flowers on different plants
Term
connation
Definition
fused members of same whorl - petals
Term
adnation
Definition
fused members of different whorls - petal + stamen
Term
Superior
Definition
Hypogynous- ovary on top of petal and sepal
Term
inferior
Definition
epigynous- ovary under
Term
perigynous
Definition
attatched to middle ovary
Term
Radial symmetry
Definition
-
Term
Bilateral
Definition
Dragon flower
Term
Pollination
Definition
pollen transfered to stigma
stigma to ovule via pollen tube
Term
Double fertilization
Definition
embryo (2n) and endosperm (3n)
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