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

Caesalpinioideae >

Posterior petal inside lateral ones Caesalpinioideae
consider the other alternative
Prickles or thorns present
consider the other alternative
Erect trees with straight branched thorns Gleditsia