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Dendrobium racemosum

Erect pencil orchid

Family Orchidaceae

About

The erect pencil orchid is endemic to tropical north Queensland, growing on trees and rocks in exposed upland sites. Yellowish stems carry pencil-like leaves and sprays of cream to pale yellow flowers with a thread-tipped lip.

Field notes

Morphology

Sparsely branched yellowish stems 0.2–1 m long bear cylindrical, shallowly grooved dark green leaves 8–20 cm long. A flowering stem 4–8 cm long from a leaf base holds eight to fifteen cream to pale yellow flowers about 2 cm across whose narrow segments curve outward with age; the lip ends in a long, tapering tip.

Distribution & habitat

Endemic to tropical north Queensland, Australia: exposed trees and rocks on the Atherton and Evelyn Tablelands at 800–1,500 m, and near the tops of rainforest trees between the Russell and Johnstone Rivers at lower altitudes.

History & etymology

Described by William Nicholls in 1936 as a variety of Dendrobium beckleri; Stephen Clemesha and Alick Dockrill raised it to species rank in 1964.

Read the full article on Wikipedia →

Habitat

Altitude
Not recorded
Altitude class
—
Native to
Australia

Cultivation

Difficulty
Not recorded

Text adapted from Wikipedia, CC BY-SA 4.0.

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