| Family | Orchidaceae |
| Subfamily | Orchidoideae |
| Tribe | Orchideae |
| Subtribe | Orchidinae |
| Scientific name | Ponerorchis graminifolia Reichenbach f. var. suzukiana (Ohwi) Soó |
| Synonyms | Orchis graminifolia (Reichenbach f.) Tang et Wang var. suzukiana Ohwi; Ponerorchis suzukiana (Ohwi) J. M. H. Shaw |
| Common name | (Japanese common name) awa-chidori (アワチドリ, 安房千鳥 [meaning: Awa plover orchid (Awa = an old name of Chiba Prefecture)]) |
| (English common name) none | |
| Distribution | (Japan) Honshu (Chiba Prefecture) |
| (Other nations) none | |
| Chromosomal number | 2n=40 |
| Description | Plants 7-20cm tall. Leaves 7-12cm long, 3-8mm wide. Flowers white, pink or purple lip petals ca. 13mm long, flowering in June to August. Lithophyte. Perennial plants. |
| Reference | Ponerorchis graminifolia Rchb.f. |
| Ponerorchis graminifolia Rchb. f. | |
| Ponerorchis graminifolia Rchb. f. | |
| Capsules containing vital cells or tissues (US Patent 6982095/2006) | |
| Cosmetic composition containing polyorganosiloxane-containing epsilon-polylysine polymer, and polyhydric alcohol, and production thereof (European Patent EP1604647/2008) | |
| Cosmetic (Japanese Patent JP05070338/1993) | |
| Artificial cultivation of wild orchid (Japanese Patent JP05260868/1993) | |
| Method for culturing seedling of Orchis graminifolia (Japanese Patent JP06000038/1994) | |
| Plant growth accelerator (Japanese Patent JP2001192312/2001) | |
| Note | Rare species. Endemic to Japan. |
| May 2008 at my home |
May 2008 at my home |
May 2008 at my home |
| May 2008 at my home |
May 2008 at my home |
| April 2009 at my home |
April 2009 at my home |