Bio Final: Angiosperms (3)
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the way they look
Difference in number of each petal
mono: mult of three
dicots: mul of four or five
What do flowers have a tendency to do?
go frommany of each part so the primitive didnt have a set number to a very specific numberq
Whatarethe three ovary locations?
superiorovary becauseitsthe highest most structure
other parts attach to receptacle below ovary
petal, stamen, and sepal not all fused to each other, though two can be
all three fused to form a floral cup; fused below and must beattached underneath the ovary
above theovary; most advanced
everythingfused above ovary
ovary appears bare and not really ocured
advantage: protectionsince insects that come from up top can't get there
- some smell nice; others bad
- some no odor; all relates to the pollinatorq
The way they look
technicallyallyou need is the pistil and stamen
Amount of flowers produced
each cluster is an inflorescences
if one, its one
Difference in Parts
- complete: four
- incomplete:missing one
- perfect: haveboth pistil and stamen
- imperfect: missing either the pistil orstamen; can be staminate or pistillate
True or False
Imperfect flowers are always incomplete, but incomplete is not always imperfect
What is categorization based on?
Fusion of flower plants
connation: fusion of like parts
adnation: fusion of unlike parts
radial: bisect inmore than one way
bilateral: only one way that producesmirror image
large flower can be a group of smaller flowers that look big
Other plant organsthatmay be part of the "flower"
bracts are modified leaves, but function like petals to attract pollinators
What would you like to do?
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