Northeastern Asian Flora
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Rubus illecebrosus Focke   (redirected from: Rubus yakusimensis Masam.)
Family: Rosaceae
[Rubus commersonii var. simpliciflorus (Makino) Makino, moreRubus illecebrosus var. yakusimensis (Masam.) Hatus., Rubus yakusimensis Masam.]
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  • Japan Flora
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Japan Flora: Subshrub with long-creeping stolonlike rhizomes, the prickles flat, the flowering branches erect, 20-60 cm. long, obtusely angled, glabrous, slightly prickly; leaflets 3-7, lanceolate to broadly so, 3-8 cm. long, 1-2 cm. wide, acuminate, usually rounded at base, doubly acute-toothed, glabrous to thinly ap- pressed-pubescent above, often appressed-pubescent on nerves beneath, the petioles glabrous, loosely prickly; flowers white, few to rather many, in a terminal corymb, the pedicels gla­brous, sparingly prickly; calyx glabrous, the lobes narrowly ovate, caudate, white-tomentose on margin and inner side; petals ovate-orbicular, 15-20 mm. long; fruit subglobose or broadly ellipsoidal, red. July-Aug. Thickets and waste grounds.

Honshu (centr. distr.), Shikoku, Kyushu.

Rubus illecebrosus
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Development supported by College of Agriculture and Life Sciences of Seoul
National University and Korea National Arboretum of Korea Forest Service.
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