Cymbidium dayanum, the Day's cymbidium, is a species of orchid, also known as the phoenix orchid or tree orchid. Day's cymbidium is widespreading in Southeast Asia, especially in the islands of Java, Sumatra, and the Mentawai islands.

Day's cymbidium
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Monocots
Order: Asparagales
Family: Orchidaceae
Subfamily: Epidendroideae
Genus: Cymbidium
Species:
C. dayanum
Binomial name
Cymbidium dayanum
Rchb.f. (1869)
Synonyms
  • Cymbidium leachianum Rchb.f. (1878)
  • Cymbidium pulcherrimum Sander (1891)
  • Cymbidium simonsianum King & Pantl. (1895)
  • Cymbidium acutum Ridl. (1896)
  • Cymbidium alborubens Makino (1902)
  • Cymbidium simonsianum f. vernale Makino (1912)
  • Cymbidium angustifolium Ames & C. Schweinf. (1920)
  • Cymbidium sutepense Rolfe ex Downie (1925)
  • Cymbidium poilanei Gagnep. (1931)
  • Cymbidium dayanum var. austrojaponicum Tuyama (1941)
  • Cymbidium eburneum var. austrojaponicum (Tuyama) M.Hiroe (1971)
  • Cymbidium dayanum subsp. leachianum (Rchb.f.) S.S. Ying (1989)