| Family | Rosaceae |
| Scientific name | Malus toringo (Siebold) Siebold ex de Vriese |
| Synonyms | Crataegus cavaleriei H. Léveillé & Vaniot; Crataegus taquetii H. Léveillé; Malus baccata (Linnaeus) Borkhausen subsp. toringo (K. Koch) Koidzumi; Malus sieboldii (Regel) Rehder var. toringo (K. Koch) Siebold ex C. K. Schneider; Malus toringo (K. Koch) Carrière; Photinia rubrolutea H. Léveillé; Pyrus esquirolii H. Léveillé; Pyrus sieboldii Regel; Pyrus subcrataegifolia H. Léveillé; Pyrus toringo (K. Koch) Miquel; Sorbus toringo K. Koch |
| Common name | (Japanese common name) zumi [sour fruits], ko-ringo [tiny apple] |
| (English common name) toringa crabapple | |
| Distribution | (Japan) Hokkaido, Honshu, Shikoku, Kyushu |
| (Other nations) Korea, China | |
| Chromosomal number | 2n=34 |
| Description | Plants 10m. Leaves 3-8cm. Flowers white 2.5-4cm, flowering in April to June. Deciduous. Shrub or subarbor trees. |
| Reference | Malus toringo (Siebold) Siebold ex de Vriese |
| Malus sieboldii (Regel) Rehder |
| June 2008 at Senjogahara swamp |
June 2008 at Senjogahara swamp |
June 2008 at Senjogahara swamp |
| June 2008 at Senjogahara swamp |
June 2008 at Senjogahara swamp |
June 2008 at Senjogahara swamp |