Biology:Bifrenaria tyrianthina

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Short description: Species of orchid

Bifrenaria tyrianthina
Bifrenaria tyrianthina Orchi 01.jpg
Scientific classification edit
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Monocots
Order: Asparagales
Family: Orchidaceae
Subfamily: Epidendroideae
Genus: Bifrenaria
Species:
B. tyrianthina
Binomial name
Bifrenaria tyrianthina
(Lodd. ex Loudon) Rchb.f. (1854)
Synonyms
  • Lycaste tyrianthina Lodd. ex Loudon (1850) (Basionym)
  • Maxillaria tyrianthina (Lodd. ex Loudon) W. Baxter (1850)
  • Bifrenaria tyrianthina var. magnicalcarata Hoehne (1950)
  • Bifrenaria magnicalcarata (Hoehne) Pabst (1976)

Bifrenaria tyrianthina is a species of orchid found in Brazil.

Description

It is an herbaceous species that prefers cool to warm weather, it is epiphytic or lithophytic with a broadly ovoid-pyriform, angled, deeply sulcate pseudobulb with a single, apical, oblong-elliptic, suberect, obtuse or subacute, fine-textured leaf. It flowers in a basal, raceme-shaped inflorescence 7.5 cm long, erect, rigid with 1 to 4 long-lasting, fragrant, fleshy flowers produced from a mature pseudobulb. This species, although similar to Bifrenaria harrisoniae, differs by its long spur that is twice as long as the column and its narrow stipe. Flowering occurs in spring and early summer.

Distribution

It is found in the states of Bahia, Espirito Santo, and Minas Gerais in Brazil at elevations of 1000 to 2000 meters, in an area with a winter dry season, they live in well-lit areas, often on rocks fully exposed to the sun or partially sheltered.[1][2]

Taxonomy

Bifrenaria tyrianthina was described by (Lodd. ex Loudon) Rchb.f. and published in Xenia Orchidacea 1: 61. 1858.

References

  1. Koehler, Samantha; Amaral, Maria do Carmo Estanislau do (2004). "A taxonomic study of the South American genus Bifrenaria Lindl. (Orchidaceae)". Brittonia (Springer Science and Business Media LLC) 56 (4): 314–345. doi:10.1663/0007-196x(2004)056[0314:atsots2.0.co;2]. ISSN 0007-196X. 
  2. "IOSPE PHOTOS". http://www.orchidspecies.com/biftyrianthina.htm. 

External links

Wikidata ☰ Q4904794 entry