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Keys
  • Vascular plant groups
  • Club mosses
  • Ferns
  • Vegetative key to families
  • Gymnosperms
  • Flowering plants
  • Genera
  • Families

Alismataceae

Carpels more than 6 Alismataceae
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Flowers bisexual
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Carpels c. 20, narrowed at the base, scarcely beaked, each with 1 ovule Alisma
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Carpels 6–9, broad at the base, beaked, each with 2 ovules Damasonium