Английская Википедия:Diuris concinna
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Diuris concinna, commonly called the elegant donkey orchid,[1] is a species of orchid which is endemic to the south-west of Western Australia. It has up to five linear leaves at its base and up to five pale yellow flowers with brown markings. It is found along the south coast, often growing in areas that are flooded in winter and flowering more prolifically after fire the previous summer.
Description
Diuris concinna is a tuberous, perennial herb, usually growing to a height of Шаблон:Convert, although often up to Шаблон:Convert when surrounded by sedges. Between three and five linear leaves emerge at the base, each leaf Шаблон:Convert long and Шаблон:Convert wide. Up to five pale yellow flowers with brown markings, Шаблон:Convert wide are borne on a flowering stem Шаблон:Convert tall. The dorsal sepal is more or less erect, egg-shaped, Шаблон:Convert long and Шаблон:Convert wide. The lateral sepals are linear to sword-shaped, green and purplish, Шаблон:Convert long, about Шаблон:Convert wide, turned downwards and parallel to each other. The petals are curved backwards, spread apart from each other, sometimes almost horizontal, with an elliptic blade Шаблон:Convert long and Шаблон:Convert wide on a reddish-brown stalk Шаблон:Convert long. The labellum is Шаблон:Convert long and has three lobes. The centre lobe is egg-shaped, Шаблон:Convert long, Шаблон:Convert wide and the side lobes are egg-shaped, Шаблон:Convert long and Шаблон:Convert wide. There are two ridge-like calli Шаблон:Convert long near the mid-line of the base of the labellum. Flowering occurs between September and December, reaching a peak in mid-October.[1][2][3][4][5]
Taxonomy and naming
Diuris concinna was first formally described in 1991 by David Jones from a specimen collected near Esperance, and the description was published in Australian Orchid Review.[6] The specific epithet (concinna) is a Latin word meaning "well-arranged, skilfully joined, beautiful [or] striking".[2][7]
Distribution and habitat
The elegant donkey orchid grows in winter-wet areas, usually between low shrubs or sedges between the Cape Arid and Fitzgerald River National Parks in the Coolgardie, Esperance Plains and Mallee biogeographic regions.[1][4][5][8]
Conservation
Diuris concinna is classified as "not threatened" by the Western Australian Government Department of Parks and Wildlife.[8]
References
External links
- Английская Википедия
- Diuris
- Endemic orchids of Australia
- Orchids of Western Australia
- Endemic flora of Western Australia
- Plants described in 1991
- Taxa named by David L. Jones (botanist)
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