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| May 2006 at Akagi Natural Park |
May 2006 at Akagi Natural Park |
May 2006 at Akagi Natural Park |
| Family | Melanthiaceae (also placed in Liliaceae) |
| Scientific name | Trillium tschonoskii Maximowicz |
| Synonyms | Trillium morii Hayata; Trillium tschonoskii Maximowicz var. himalaicum H. Hara; Trillium tschonoskii Maximowicz forma morii (Hayata) Yamamoto; Trillium tschonoskii Maximowicz var. morii (Hayata) Masamune |
| Common name | (Japanese common name) Miyama-enrei-sou (ミヤマエンレイソウ, 深山延齢草 [meaning: mountain longevity weed]), Shiro-bana-enrei-sou (シロバナエンレイソウ, 白花延齢草 [meaning: white flower longevity weed]) |
| (English common name) none | |
| Distribution | (Japan) Hokkaido, Honshu, Shikoku, Kyushu |
| (Other nations) Russia (Sakhalin), Korea, China, Myanmar, Bhtan, India | |
| Habitat | Subalpine forest or forest edge |
| Chromosomal number | 2n=20 |
| Description | Plants 20-30cm tall. Leaves 6-15cm long, 5-15cm wide. Flowers pedicels 2-3cm long, calyx lobes 18-27mm, petals each 16-27mm long, flowering in May. Fruits 18-24mm across, seeds 2.5mm long. Perennial plants. |
| References | Trillium tschonoskii Maxim. |
| Trillium tschonoskii Maximowicz |
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| May 2006 at Akagi Natural Park |
May 2006 at Akagi Natural Park |
May 2006 at Akagi Natural Park |
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| April 2009 at mountane forest |
April 2009 at mountane forest |
