Primitive and Advanced Characters Flashcards
perennial
primitive
annual
advance
erect plants
primitive
climbing plants
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woody trees
primitive
shrubs and herbs
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simple unbranched stem
primitive
branching stem
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holophytic (chlorophyllous plants)
primitive
heterophytic (non-chlorophyllous plants)
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terrestrial plants with normal habit
primitive
aquatic plants (epiphytes, parasites, and saprophytes)
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dicotyledons
primitive
monocotyledons
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tap root system
primitive
adventitious root system
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homogenous structures (with many similar parts)
primitive
heterogenous structures (with fewer and dissimilar parts)
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few, collateral bundles arranged in a ring
primitive
numerous bundles, scattered
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tracheids
primitive
trachea or vessels
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scalariform vessels
primitive
pitted vessels
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alternate or spiral phyllotaxy
primitive
opposite or whorled
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simple leaves
primitive
compound leaves
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leaves persistent (Evergreen)
primitive
leaves deciduous
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reticulate venation of leaves
primitive
parallel venation of leaves
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solitary flower
primitive
inflorescence
advance
polymerous flowers with numerous floral parts with spiral arrangement
primitive
oligomerous flowers with lesser number of parts with whorled arrangement
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actinomorphic flowers
primitive
zygomorphic flowers
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hypogyny
primitive
perigyny and epigyny
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bisexual flowers (monoclinous)
primitive
unisexual flowers (diclinous)
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monoecious
primitive
dioecious
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flowers with petals
primitive
flowers apetalous (aphansis)
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polypetalous
primitive
gamopetalous
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polystemonous - with numerous stamens
primitive
oligostemonous - with fewer stamens
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apostemonous - free stamens
primitive
synstemonous - stamens with adhesion or cohesion
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powdery pollen
primitive
coherent or massed pollen
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polycarpy - with numerous carpels
primitive
oligocarpy - with fewer carpels
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apocarpy
primitive
syncarpy
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simple and aggregate fruits
primitive
multiple fruits
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seeds with two coats
primitive
seeds with one coat
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endospermic seeds
primitive
non-endospermic seeds
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straight embryo
primitive
curve embryo
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epigeal germination
primitive
hypogeal germination
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