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| April 2007 at Ushiku Forest Park |
April 2007 at Ushiku Forest Park |
April 2007 at Ushiku Forest Park |
| Family | Rosaceae |
| Scientific name | Rubus microphyllus L. f. |
| Synonyms | Rubus incisus Thunberg |
| Common name | (Japanese common name) niga-ichigo [bitter berry] |
| (English common name) none | |
| Distribution | (Japan) Hokkaido, Honshu, Shikoku, Kyushu |
| (Other nations) China | |
| Chromosomal number | 2n=14 |
| Description | Plants creeping (branch electing 5-30cm). Leaves 3 (merely 5) leaflets each 2-4cm length. Flowers pink petals 4-7mm, flowering in May to June. Deciduous. Vine. Shrub. |
| Reference | Rubus microphyllus L. f. |
| Hyaluronidase inhibitor containing god-type ellagitannin as active ingredient (US Patent 5843911/1998) | |
| Note | Rubus microphyllus L. f. is not a synonym of Rubus niveus Thunberg (syn. Rubus albescens Roxburgh; Rubus foliolosus D. Don). Rubus microphyllus sensu D. Don, non L. f. is a synonym of Rubus foliolosus D. Don. Status on taxonomy of Rubus microphyllus sensu Reichenbach ex Bluff & Fingerh is uncertain. |
| Rubus microphyllus L. f. var. subcrataegifolius (H. Léveillé & Vaniot) Ohwi is a mountain type variety of Rubus microphyllus. |
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| April 2007 at Ushiku Forest Park |
April 2007 at Ushiku Forest Park |
April 2007 at Ushiku Forest Park |
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| April 2007 at Ushiku Forest Park |
