Rubus idaeus L.
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Authority
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.
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Family
Rosaceae
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Scientific Name
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Description
Species Description - Stems to 2 m, erect, spreading, or decumbent, sparsely to densely armed with slender-based prickles and stiff, glandular bristles; primocane lfls 3 or 5, ovate to lanceolate, acuminate, sharply serrate mostly above the middle, softly gray-pubescent beneath; intermediate pair of lfls, when present, inserted close to the terminal lfl; infl an umbelliform cyme of 2–5 fls, often also with 1 or 2 solitary fls from the upper axils; pedicels stipitate-glandular and ± bristly, the bristles exceeding the glandular hairs and gland-tipped when young; sep soon reflexed; pet white or greenish-white, spatulate to obovate, erect, shorter than the sep; fr red (yellow), 1–1.5 cm thick, separating as a unit from the persistent receptacle; 2n=14, seldom more. Dry or moist woods, fields, and roadsides; Nf. to Alas., s. to Pa., Ind., Io., and Ariz. May–July. The Amer. and e. Asian plants, as here described, constitute the var. strigosus (Michx.) Maxim., in contrast to the eglandular Eurasian var. idaeus, which is cult. in many cultivars. At the subspecific level our plants would be subsp. melanolasius Focke. (R. strigosus)
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Common Names
red raspberry