| Family | Lamiaceae (alt. Labiatae) | 
| Subfamily | Nepetoideae | 
| Tribe | Mentheae | 
| Scientific name | Thymus quinquecostatus Čelakovsky | 
| Synonyms | Thymus asiaticus (Kitagawa) Kitagawa; Thymus japonicus (H. Hara) Kitagawa; Thymus przewalskii (Komarov) Nakai; Thymus quinquecostatus Čelakovsky forma albiflorus H. Hara; Thymus quinquecostatus Čelakovsky var. asiaticus (Kitagawa) C.Y. Wu & Y.C. Huang; Thymus quinquecostatus Čelakovsky var. ibukiensis (Kudô) H. Hara; Thymus quinquecostatus Čelakovsky var. japonicus H. Hara; Thymus quinquecostatus Čelakovsky var. przewalskii (Komarov) Ronniger; Thymus serpyllum L. subsp. quinquecostatus (Čelakovsky) Kitamura; Thymus serpyllum L. var. asiaticus Kitagawa; Thymus serpyllum L. var. ibukiensis Kudô; Thymus serpyllum L. var. przewalskii Komarov | 
| Common name | (Japanese common name) ibuki jyako-so (イブキジャコウソウ, 伊吹麝香草 [meaning: Mt. Ibuski musk weed]) | 
| (English common name) Japanese thyme | |
| Distribution | (Japan) Hokkaido, Honshu, Kyushu | 
| (Other nations) Russia (Far East), Korea, China, Mongolia, Himalayas, Afganistan | |
| Habitat | Alpine or subalpine rocks | 
| Chromosomal number | 2n=24 | 
| Description | Plants creeping or electing 3-15cm long. Leaves 5-10mm long, 3-6mm wide. Flowers calyxs 4-5mm long, pink or white (forma albiflorus) corollas 5-6mm long (or 7-8mm long), flowering in June to August. Fruits ca. 0.7mm long. Dwarf shrub. | 
| Reference | Thymus quinquecostatus Čelak. | 
| Thymus quinquecostatus Celakovsky | |
| Composition for enhancing hyaluronic acid productivity and method for preparing same (US Patent 5882664/1999) | |
| Tampon only for sitz bath (WIPO Patent WO/2004/049994) | |
| Process for producing plant extract containing plant powder (European Patent EP1407679/2005) | |
| Cosmetic composition containing polyorganosiloxane-containing epsilon-polylysine polymer, and polyhydric alcohol, and production thereof (European Patent EP1604647/2008) | |
| Gel composition for ultrasonic medium (Japanese Patent JP3870078/2006) | 
| August 2006 at high mountain | August 2006 at high mountain | August 2006 at high mountain |