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22 Cards in this Set
- Front
- Back
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18 orders 114 families 58,000 species
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Rosidae
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most have well developed flowers
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Rosidae
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generally flowers are polypetalous
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Rosidae
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few are amentiforous (catkin bearing)
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Rosidae
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stamen development is centripetal
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Rosidae
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pollen mostly binucleate
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Rosidae
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parietal placentation rare
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Rosidae
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usually only 1-2 ovules per locule
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Rosidae
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nectariferous disc often present
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Rosidae
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11 orders 49 families 60,000 species
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Asteridae
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sympetalous (few poly or apetalous)
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Asteridae
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stamens are usually as many or fewer than number of corolla lobes and alternate with lobes
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Asteridae
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either 4 or 5 corolla lobes present
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Asteridae
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usually 2 carpellate
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Asteridae
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13 orders 78 families 25,000 species
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Dillenidae
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catch-all subclass
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Dillenidae
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syncarpous (1 order exception)
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Dillenidae
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binnucleate pollen (except Brassiaceae)
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Dillenidae
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no free central or basal placentation
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Dillenidae
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centrifugal stamen development
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Dillenidae
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more than 1/3 have parietal placentation
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Dillenidae
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another 1/3 of species sympetalous but different stamen arrangement
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Dillenidae
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