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

Magnoliophyta

Liliopsida

Orchidaceae

Acianthus

Acianthus caudatus

Acianthus caudatus R.Br.

Sepals long-filiform; the dorsal sepal up to 40 mm long. Stems 6–16 cm high. Flowers 1–6, reddish-purple. Chiefly coast. Sandy soils. Fl. July–Sept. Mayfly Orchids