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

Aira L.

Spikelets 2–3 mm long, with 2 florets. Pedicels and branches thread-like and delicate Aira
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Panicle open. Pedicels as long as or longer than the spikelets
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Pedicels up to twice as long as spikelets
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Pedicels twice as long or longer than the spikelets