| Family | Rosaceae |
| Scientific name | Chaenomeles japonica (Thunberg) Lindley ex Spach |
| Synonyms | Chaenomeles maulei (Masters) C. K. Schneider; Cydonia japonica (Thunberg) Persoon; Cydonia lagenaria Loisel.; Pyrus japonica Thunberg; Pyrus maulei Masters |
| Common name | (Japanese common name) kusa boke [herbal boke (boke = Chaenomeles speciosa)], Shidomi |
| (English common name) Japanese quince, Japanese flowering quince, dwarf quince, lesser flowering quince, Maule's quince | |
| Distribution | (Japan) Honshu (west of Kanto region), Shikoku, Kyushu |
| (Other nations) none | |
| Chromosomal number | 2n=34 |
| Description | Plants 1-3m. Leaves 5-15cm. Flowers red 2.5cm, flowering in March to May. Deciduous. Shrub. |
| Reference | Chaenomeles japonica (Thunb.) Lindl. ex Spach |
| Chaenomeles japonica (Thunberg) Lindley ex Spach | |
| Antibiotic preparation and use of the same in plants (US Patent 5604208/1997) | |
| Crude drug compositions for treating or preventing arthritic diseases and the preparation process (US Patent 7074435/2006) | |
| Method for detecting proteins under mutual interaction (US Patent 7122382/2006) | |
| Cyclin-dependent kinase inhibitors and uses thereof (US Patent 7265267/2007) | |
| Method for modifying plant morphology, biochemistry and physiology (US Patent 7259296/2007) | |
| Sugar beet genes involved in stress tolerance (US Patent 7227053/2007) | |
| Elicited plant products (US Patent 20020132021) | |
| Note | Native to Japan. |
| March 2007 at Ushiku Forest Park |
March 2007 at Ushiku Forest Park |
March 2007 at Ushiku Forest Park |