Hellenia
Hellenia speciosa (as "Costus speciosus")
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Monocots
Clade: Commelinids
Order: Zingiberales
Family: Costaceae
Genus: Hellenia
Retz. 1791 not Willd. 1797 (syn of Alpinia in Zingiberaceae)
Synonyms[1][2]
  • Banksea J.Koenig 1783, illegitimate parahomonym, not Banksia J.R Forster & J. G. A. Forster 1775 (Thymelaeaceae) nor Banksia L. f. 1782 (Proteaceae) nor Banksia Bruce 1790 (Rosaceae) nor Banksia Dombey ex DC. 1828 (Lythraceae)[2][3]
  • Tsiana J.F.Gmel.
  • Planera Giseke 1792, illegitimate homonym not J.F. Gmel. 1791 (Ulmaceae)
  • Cheilocostus C.D.Specht
  • Pyxa Noronha

Hellenia is a genus of plants in the Costaceae described as a genus with this name in 1791.[4][2][5] It is native to Southeast Asia, southern China, the Indian Subcontinent, New Guinea, and Queensland.[1] The type species was "H. grandiflora" Retz., which is a synonym of Hellenia speciosa.

Species

Plants of the World Online[6] currently includes the following (with some botanists[7] preferring to retain the genus Cheilocostus):

  • Hellenia borneensis (A.D.Poulsen) Govaerts
  • Hellenia globosa (Blume) S.R.Dutta - Thailand, Peninsular Malaysia, Borneo, Sumatra, Java
  • Hellenia lacera (Gagnep.) Govaerts
  • Hellenia sopuensis (Maas & H.Maas) Govaerts
  • Hellenia speciosa (J.Koenig) S.R.Dutta (synonym Cheilocostus speciosus) - China, Indian Subcontinent, Andaman & Nicobar, Indochina, Malaysia, Indonesia, Philippines, New Guinea, Bismarck Archipelago, Queensland; naturalized in Mauritius, Réunion, Hawaii, Central America, West Indies
formerly included[1]

now in other genera: Alpinia Hornstedtia Plagiostachys

References

  1. 1 2 3 Kew World Checklist of Selected Plant Families
  2. 1 2 3 Tropicos, Hellenia Retz.
  3. ↑ Tropicos, search for Banksia
  4. ↑ Retzius, Anders Jahan. 1791. Observationes Botanicae 6: 18
  5. ↑ Specht, C. D. & D. W. Stevenson. 2006. A new phylogeny-based generic classification of Costaceae (Zingiberales). Taxon 55(1): 153–163
  6. ↑ Plants of the World Online: Hellenia (retrieved 23 September 2020)
  7. ↑ Leong-Škorničková J, Šída O (2016) Proposal to conserve the name Cheilocostus against Hellenia and Tsiana (Costaceae). Taxon (2482) 65: 1426-1427.
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