| Family | Melanthiaceae (also placed in Liliaceae) |
| Tribe | Heloniadeae |
| Scientific name | Helonias breviscapa (Maximovicz) N. Tanaka |
| Synonyms | Heloniopsis orientalis (Thunberg) C. Tanaka var. breviscapa Ohwi; Heloniopsis orientalis (Thunberg) C. Tanaka var. yakusimensis (Masamune) Ohwi |
| Common name | (Japanese common name) tsukushi shoujo-bakama (ツクシショウジョウバカマ, 筑紫猩猩袴 [meaning: Tsukushi = an old name of Fukuoka Prefecture in Kyushu, shoujo-bakama = Heloniopsis orientalis (Thunberg) C. Tanaka]), yakushima shoujo-bakama (ヤクシマショウジョウバカマ, 屋久島猩猩袴 [meaning: Yakushima Island shoujo-bakama]) |
| (English common name) none | |
| Distribution | (Japan) Kyushu |
| (Other nations) none | |
| Habitat | Mountain |
| Chromosomal number | 2n=34 |
| Description | Flowers white or pale purple perianths 6-9mm long, flowering in March to May. Perennial plants. |
| References | Vascular floral anatomy of the east asian Heloniopsis orientalis (Thunb.) C. Tanaka |
| Note | Native to Japan. |
| Heloniopsis orientalis (Thunberg) C. Tanaka var. flavida (Nakai) Ohwi is a white flower form of Heloniopsis orientalis (Thunberg) C. Tanaka, but is not a synonym of Heloniopsis breviscapa (Maximovicz) N. Tanaka. However, sometimes confused. |
| March 2008 at Kochi Prefecture Makino Botanical Garden |
March 2008 at Kochi Prefecture Makino Botanical Garden |
March 2008 at Kochi Prefecture Makino Botanical Garden |