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FNA | Family List | FNA Vol. 9 | Rosaceae | Rubus

2c. Rubus arcticus Linnaeus subsp. stellatus (Smith) B. Boivin, Bull. Soc. Bot. France. 102: 235. 1955.

Rubus stellatus Smith, Pl. Icon. Ined. 3: plate 64. 1791

Plants to 1.6 dm. Stems often with soft, spreading hairs. Leaves simple, usually 3-lobed, rarely unlobed; petiole hairy; blade ± rotund, 2–4.5 cm (usually broader than long), base cordate to subcordate, margins doubly serrate, lobe apices usually obtuse. Inflorescences: flowers solitary. Pedicels sparsely short-stipitate-glandular, sometimes eglandular. Flowers: sepals caudate, hairy, sparsely to moderately stipitate-glandular; petals pink to magenta, oblanceolate to obovate, 10–22 mm, apex emarginate. 2n = 14.

Flowering Jun–Aug. Alpine stream banks and meadows, lake shores; 0–1500 m; B.C., N.W.T., Yukon; Alaska; e Asia (Russian Far East).


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