Vanda coerulescens

Vanda coerulescens, also known as sky-blue vanda, is a species of monopodial orchid native to Assam and Arunachal Pradesh, India, eastern Himalayas, southern Yunnan province in China, Myanmar and Thailand.

Vanda coerulescens
Vanda coerulescens flowers
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Monocots
Order: Asparagales
Family: Orchidaceae
Subfamily: Epidendroideae
Genus: Vanda
Species:
V. coerulescens
Binomial name
Vanda coerulescens
Synonyms
  • Vanda coerulescens var. lowiana Rchb.f.
  • Vanda coerulescens var. hennisiana Schltr.

Description

The average height of V. coerulescens is between 30 and 60 cm. It has evergreen, apically bilobed strap leaves. It s an epiphytic perennial orchid species with erect or drooping axillary raceme inflorescences from terete stems. Inflorescences are long that may reach more than 30 cm, producing multiple fragrant and showy blue coloured flowers of about 3 cm.[1] Its lip is oblong-lanceolate shaped with yellow-orange colour base, yellow mid-part and white apex. Outside of the lip has a white base colour and violet mid-part and apex. Sepals are tessellated netted and strikes/striped.[2][3]

Coloured figure of Vanda coerulescens

Growth conditions

Indoors it prefers very bright filtered light, growing well in intermediate to warm temperature. It is best grown in well drained soil in clay, basket (best option) or plastic pots and watered frequently. Like all Vandas, V. coerulescens grows best in wooden slat baskets with no media.[3] Its flowers are long lasting.

Outdoors V. coerulescens is a terrestrial species that grows in hot to cool areas at elevations of 300 to 1200 meters, often found on tree trunks in open forests. It has been reported to flower in August to October.[2][4]

Images of Vanda coerulescens
  • Vanda coerulescens inflorescence with multiple flowers
    Vanda coerulescens inflorescence
  • A single Vanda coerulescens flower
    A single Vanda coerulescens flower
  • Close up view of the Vanda coerulescens lip
    Close up view of the Vanda coerulescens lip

References
  1. "Vanda coerulescens (Sky Blue Vanda)". Gardenia.net. Retrieved 10 April 2022.
  2. L. C. De; Ramgopal Devadas; Geetamani Chhetri; Manoj Srivastava; R. P. Medhi (April 2014). "Morphological Characterization in Vanda spp" (PDF). Researchgate.net. ISSN 2277-8179. Retrieved 10 April 2022.
  3. "IOSPE PHOTOS". Orchidspecies.com. Retrieved 10 April 2022.
  4. "NParks | Vanda coerulescens". Nparks.gov.sg. Retrieved 10 April 2022.


This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.