Similar species: Page is under construction. Please see link below for general information on the genus Rubus.
Flowering: mid May to early August
Habitat and ecology: Locally common in acid soils, boggy areas, dry black oak savannas, thickets along edges of bogs or dune marshes, and sterile areas on marsh borders.
Occurence in the Chicago region: native
Etymology: Rubus is the Latin name for bramble and also means red. Hispidus means bristly-hairy.
Primocanes trailing to low-arched, usually rooting at the tip, armed with slender, weak, straight or barely curved, slightly reflexed prickles commonly 2-4 mm, these usually with small base, sometimes with an expanded base to 5 mm, numerous to almost wanting; shorter glandular hairs usually also present; primocane lvs 3- or 5-foliolate, firm and usually shining, the terminal lfl mostly short- petiolate, oblong-ovate to obovate, broadest above the middle; infl distinctly racemiform, commonly with several or many fls; fr sour. In a wide range of habitats, even in peat-bogs. Abundant nearly throughout our range; Que. and N.S. to Wis., s. to N.C. and Mo. June-Aug. (R. ambigens; R. compos; R. cubitans; R. davisiorum; R. distinctus; R. eflagellaris; R. emeritus; R. fassettii; R. furtivus; R. huttonii; R. kalamazoensis; R. missouricus; R. multiformis; R. novanglicus; R. paganus; R. paludivagus; R. parlinii; R. plus; R. porteri; R. rosendahlii; R. rowleei; R. schoolcrafiianus; R. spiculosus; R. tardatus; R. vagulus; R. vegrandis; R. vigil; R. zaplutus)
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.