Similar species: Page is under construction. Please see link below for general information on the genus Rubus.
Flowering: mid April to late June
Habitat and ecology: Locally common in shaded bogs, common in wet mesic swamp forests near dunes, also found on springy slopes and in flatwoods.
Occurence in the Chicago region: native
Etymology: Rubus is the Latin name for bramble and also means red. Pubescens means hairy.
Author: The Morton Arboretum
From Flora of Indiana (1940) by Charles C. Deam
Restricted to the lake area where it is generally found in tamarack bogs and rarely in low, mucky woods.
Indiana Coefficient of Conservatism: C = 10
Wetland Indicator Status: FACW
Horizontal stems long-creeping at or near the surface of the soil, ±leafy when aerial; upright stems arising near the base or along the length of the horizontal ones, herbaceous, unarmed, rarely with a few bristles, 1.5-5 dm, bearing 2-5 long-petiolate 3-foliolate lvs with oblanceolate stipules; lfls rhombic-ovate to obovate, 4-8 cm, acute or acuminate, sharply toothed especially beyond the middle, tending to be entire along the cuneate lower portion; peduncle terminal, 1-3-fld, occasionally 1 or 2 additional fls arising from the axils; pedicels usually with a few stipitate glands; pet white, seldom pink, 4-8 mm; fr dark red, 5-10 mm thick, only tardily separating from the spongy receptacle; 2n=14, 28. Damp woods and bogs; Lab. to Yukon and B.C., s. to N.H., W.Va., Ind., Colo., and Wash. May-July. (R. triflorus)
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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Citation: The vPlants Project. vPlants: A Virtual Herbarium of the Chicago Region. http://www.vplants.org
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