Heliconia aurantiaca

Heliconia aurantiaca
Heliconia aurantiaca flowers
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Monocots
Clade: Commelinids
Order: Zingiberales
Family: Heliconiaceae
Genus: Heliconia
Species:
H. aurantiaca
Binomial name
Heliconia aurantiaca
Verschaff.(1861)
Synonyms[1]
  • Bihai aurantiaca (Verschaff.) Griggs (1904)
  • Bihai choconiana (S.Watson) Griggs (1904)
  • Heliconia brevispatha Hook. (1863)
  • Heliconia choconiana S. Watson (1888)

Heliconia aurantiaca, sometimes known as the Golden Dwarf Heliconia or Yellow Heliconia, is a species of flowering plant belonging to the monotypic Heliconia family, the Heliconiaceae.

Description

Heliconia aurantiaca grows up to 1.5m tall (~5ft). It's herbaceous and arises from rhizomes. Its leaves are large and glossy, similar to those on banana and ginger plants. Blades up to 35cm long and 7cm wide (~14 x 3 inches) are lobed or "eared" at their bases, and have no petioles, or very short ones.[2][3]

Inflorescences are held erect atop peduncles. Rachises and scoop-shaped bracts subtending individual flowers are red to orange. The flowers' remarkable structure results from having evolved to accommodate both hummingbird pollinators and insect herbivores; they develop upside-down and at right angles to their bracts. Perianths are curved, green to yellow, and with green to yellow ovaries. Mature fruits are blue and hairless.[3] Fruits are drupes.[4]

Distribution

Heliconia aurantiaca naturally occurs from southern Mexico south into Costa Rica.[1]

Habitat

In Nicaragua Heliconia aurantiaca is described as relatively common in very humid forest understories on the Atlantic side, at an elevation of 150 to 1200m (~500-4000ft).[2]

A collection from Belize was made in a forest's shaded understory in a seasonally dry rainforest on limestone. [5]

As ornamental plants

Heliconia aurantiaca is cold-sensitive, needing temperatures above ~4.5°C (~40°F). They don't tolerate heavy clearing and disturbance. Gardeners in warm areas do grow the species, however, because its inflorescences are excellent for cut flower arrangements,[6] plus it serves well along borders where it spreads quickly and makes an attractive mass effect. Its leaves wilt when used as cut foliage.[7]

Taxonomy

A 2025 study of the genus Heliconia, based on extensive fieldwork and genetic analysis, concludes that the genus consists of 17 sections in five subgenera. Heliconia aurantiaca belongs to the newly erected section Aurantiacae.[3]

Heliconia aurantiaca was first described by Ambroise Verschaffelt (1825-1886), a horticulturist in Belgium. The description appeared in his nursery catalogue.[1] Here is the original 1861 description in French, translated into English, Spanish and German:[1][8]

Etymology

The genus name Heliconia is named after Mount Helicon in southern Greece, regarded as the home of the Muses.[9]

The species name aurantiaca is from the New Latin aurantiacus meaning "orange, between yellow and scarlet,"[10] apparently in reference to the flower color.

  • Heliconia aurantiaca yellow flowers above red bracts
    Heliconia aurantiaca yellow flowers above red bracts
  • Heliconia aurantiaca plant in Guatemalan habitat
    Heliconia aurantiaca plant in Guatemalan habitat
  • Heliconia aurantiaca bracts with green fruits
    Heliconia aurantiaca bracts with green fruits

References

  1. ^ a b c "Heliconia aurantiaca Verschaff". kew.org. Plants of the World Online. Retrieved October 27, 2025.
  2. ^ a b "Heliconia aurantiaca Ghiesbr". worldfloraonline.org (in English and Spanish). The World Flora Online. June 6, 2024. Retrieved October 27, 2025.
  3. ^ a b c Kress, W. John; Fér, Tomáš; Carlsen, Mónica M. (13 January 2025). "Phylogenomics and a new classification of the tropical genus Heliconia L. (Monocots, Zingiberales, Heliconiaceae)". PhytoKeys. 251. Sofia, Bulgaria: Pensoft Publisers: 37–66. doi:10.3897/phytokeys.251.130409. PMC 11747779. Retrieved October 27, 2025.
  4. ^ Kress, W. John; Whittemore, Alan T. (2000). "Heliconiaceae". In Flora of North America Editorial Committee (ed.). Flora of North America North of Mexico (FNA). Vol. 22. New York and Oxford: Oxford University Press. Retrieved 27 October 2025 – via eFloras.org, Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
  5. ^ Wunderlin, Richard; Hansen, Bruce; Franck, Alan. "Herbarium Specimen Details Heliconia aurantiaca". plantatlas.usf.edu. University of South Florida, Tampa, Florida, USA: Atlas of Florida Plants.
  6. ^ "Heliconia aurantiaca (Golden Dwarf Heliconia)". toptropicals.com. Top Tropicals LLC. Retrieved October 27, 2025.
  7. ^ Malakar, Moumita; Biswas, Sukanta (July 6, 2022). "23". In Datta, S.K.; Gupta, Y.C. (eds.). Floriculture and Ornamental Plants, Handbooks of Crop Diversity: Conservation and Use of Plant Genetic Resources. Springer Nature Singapore Pte Ltd. pp. 729–772. doi:10.1007/978-981-15-3518-5_26.
  8. ^ Verschaffelt, Ambroise (1861). Catalogue de l'etablissement horticole de Ambroise Verschaffelt, horticulteur... 69 (in French) (Automne 1861 et Printemps et Été 1862 ed.). Gand, Belgium: Ambroise Verschaffelt. p. 12.
  9. ^ Kress, W. John; Whittemore, Alan T. (2000). "Heliconia". In Flora of North America Editorial Committee (ed.). Flora of North America North of Mexico (FNA). Vol. 22. New York and Oxford: Oxford University Press. Retrieved 28 October 2025 – via eFloras.org, Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
  10. ^ Eckel, P.M. "A Grammatical Dictionary of Botanical Latin". mobot.org. Missouri Botanical Garden. Retrieved October 28, 2025.
This article is issued from Wikipedia. The text is available under Creative Commons Attribution-Share Alike 4.0 unless otherwise noted. Additional terms may apply for the media files.