| 词条 | Gastrodia lacista |
| 释义 |
| name = Western potato orchid | image = | image_caption = | genus = Gastrodia | species = lacista | authority = D.L.Jones[1] | synonyms_ref = | synonyms = }} Gastrodia lacista, commonly known as the western potato orchid,[2] is a leafless terrestrial mycotrophic orchid in the family Orchidaceae. It has a thin brown flowering stem with up to fifty small, drooping, fawn and white, tube-shaped flowers. It grows in forest and woodland in the south-west of Western Australia. DescriptionGastrodia lacista is a leafless terrestrial, mycotrophic herb that has a thin, brown crook-like flowering stem bearing between five and fifty drooping, fawn and white, tube-shaped flowers that are warty outside and white inside. The sepals and petals are joined, forming a tube {{convert|10-12|mm|in|sigfig=1|abbr=on}} long. The petals have a few blunt teeth on the edges. The labellum is {{convert|9-10|mm|in|sigfig=1|abbr=on}} long, {{convert|4-5|mm|in|sigfig=2|abbr=on}} wide and white with irregular edges. Flowering occurs from November to January.[2][3][4][5]Taxonomy and namingGastrodia lacista was first formally described in 1991 by David Jones from a specimen collected near Albany in 1989. The description was published in Australian Orchid Research.[6] The specific epithet (lacista) is a Latin word meaning "torn"[7] referring to the edges of the labellum.[3]Distribution and habitatThe western potato orchid grows in woodland and forest in leaf litter between Bunbury and Albany.[2][3][4][5][8] References1. ^{{WCSP | 88823 | Gastrodia lacista }} {{Taxonbar|from=Q1476926}}2. ^1 2 {{cite book|last1=Jones|first1=David L.|title=A complete guide to native orchids of Australia including the island territories|date=2006|publisher=New Holland|location=Frenchs Forest, N.S.W.|isbn=1877069124|pages =371–372}} 3. ^1 2 {{cite journal |last1=David L. |first1=Jones |title=New taxa of Australian Orchidaceae |journal=Australian Orchid Research |date=1991 |volume=2 |page=64}} 4. ^1 {{cite book|last1=Brown|first1=Andrew|last2=Dixon|first2=Kingsley|last3=French|first3=Christopher|last4=Brockman|first4=Garry|title=Field guide to the orchids of Western Australia : the definitive guide to the native orchids of Western Australia|date=2013|publisher=Simon Nevill Publications|isbn=9780980348149|pages=266–267}} 5. ^1 {{cite book|last1=Hoffman|first1=Noel|last2=Brown|first2=Andrew|title=Orchids of South-West Australia.|date=2011|publisher=Noel Hoffman|location=Gooseberry Hill|isbn=9780646562322|pages=384–385|edition=3rd}} 6. ^{{cite web|title=Gastrodia lacista|url= https://id.biodiversity.org.au/instance/apni/551674|publisher=APNI|accessdate=10 November 2018}} 7. ^{{cite book|last1=Brown|first1=Roland Wilbur|title=The Composition of Scientific Words|date=1956|publisher=Smithsonian Institution Press|location=Washington, D.C.|page=784}} 8. ^{{FloraBase|name=Gastrodia lacista|id=12932}} 4 : Gastrodia|Plants described in 1991|Terrestrial orchids|Orchids of Western Australia |
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