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22 Cards in this Set

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