Northeastern Asian Flora
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Gastrodia gracilis Blume   (redirected from: Gastrodia dioscoreirrhiza Hayata)
Family: Orchidaceae
[Gastrodia dioscoreirhiza Hayata, moreGastrodia dioscoreirrhiza Hayata, Gastrodia taiwaniana Fukuy.]
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  • Japan Flora
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Japan Flora: Rhizomes smooth, glabrous; steins 10-30 cm. long, slender, with 6-7 loosely arranged, membranous basal sheaths; racemes 2-5 cm. long, loosely 6- to 14-flowered; bracts much shorter than the pedicels, ovate or elliptic-ovate, 2-3.5 mm. long, obtuse, rarely subacute; pedicels slender, longer than the ovary, 7-10 mm. long, to 2 cm. long in fruit; flowers spreading to nodding; perianth-tube about 8 mm. long, slightly inflated at base on the lower side, the outer lobes nearly equal, very obtuse; capsules broadly ellipsoidal, about 1 cm. long. June-July.

Honshu (Awa and Aki Prov.); very rare.

Gastrodia gracilis
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Development supported by College of Agriculture and Life Sciences of Seoul
National University and Korea National Arboretum of Korea Forest Service.
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