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| Photo by Madame Popow | Photo by Madame Popow |
| August 2008 at mountane forest |
August 2008 at mountane forest |
| Family | Orchidaceae |
| Subfamily | Epidendroideae |
| Tribe | Calypsoeae |
| Scientific name | Yoania japonica Maximovicz |
| Synonyms | Yoania amagiensis Nakai & F. Maekawa var. squamipes (Fukuyama) C. L. Yeh & C. S. Leou; Yoania japonica Maximovicz var. squamipes Fukuyama; Yoania squamipes (Fukuyama) Masamune |
| Common name | (Japanese common name) shouki-ran (ショウキラン, 鍾馗蘭 [meaning: Zhong Kui orchid]) |
| (English common name) none | |
| Distribution | (Japan) Hokkaido, Honshu, Shikoku, Kyushu |
| (Other nations) China, Nepal, India | |
| Habitat | Mountane forest or bamboo grass field. |
| Chromosomal number | 2n=24 |
| Description | Plants electing 15-30cm tall. Leaves none. Flowers 3-7 at top, pale purple or pink, calyx lobes 22-25mm long, petals ca. 2cm long, labium 6-7mm long and 6-7mm wide (upper surface), spurs pale yellow ca. 7mm long, flowering in July to August. Terrestrial. Perennial plants. |
| Reference | Yoania japonica Maxim. |
| Yoania japonica Maximowicz | |
| Note | Yoania amagiensis Nakai & F. Maekawa (syn. Yoania japonica Maximovicz var. amagiensis Nakai & F. Maekawa) occurs in Honshu (west of Kanto region), Shikoku and Kyushu of Japan. Lemon yellow flowers. Endemic to Japan. |
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| Photo by Madame Popow | Photo by Madame Popow |
| August 2008 at mountane forest |
August 2008 at mountane forest |
