Rubus pensilvanicus Poiret. Pennsylvania Blackberry, Eastern Blackberry. Phen: Apr-May; late May-Jul. Hab: Roadsides, thickets, woodlands. Dist: ME west to MN, south to FL and TX.

Origin/Endemic status: Native

Other Comments: The most common "highbush" blackberry in most of our area, if circumscribed, as here and following FNA, to include R. argutus.

Synonymy: = FNA9, GrPl, Mi, NY, Va, WH3; = Rubus argutus Link – W; > Rubus abactus L.H.Bailey – WV; > Rubus andrewsianus Blanch. – K4, WV; > Rubus argutus Link – C, F, G, GW2, K1, NE, RAB, S, Tn; > Rubus barbarus L.H.Bailey – F; > Rubus bellobatus L.H.Bailey – Il, WV; > Rubus betulifolius Small – RAB, S; > Rubus blakei L.H.Bailey – F; > Rubus condensiflorus L.H.Bailey – F; > Rubus congruus L.H.Bailey – F; > Rubus cupressorum Fernald – F; > Rubus defectionis Fernald – F, K1; > Rubus densissimus H.A.Davis & T.Davis – WV; > Rubus dissitiflorus Fernald – F; > Rubus fatuus L.H.Bailey – F; > Rubus floricomus Blanch. – F, K1; > Rubus floridus Tratt. – F, S; > Rubus frondosus Bigelow – F, K1, NE, WV; > Rubus immanis L.H.Bailey – K1; > Rubus impar L.H.Bailey – Il; > Rubus jennisonii L.H.Bailey – WV; > Rubus jugosus L.H.Bailey – F; > Rubus laudatus Berger – K1, WV; > Rubus leggii H.A.Davis & T.Davis – WV; > Rubus libratus L.H.Bailey – F; > Rubus louisianus Berger – F; > Rubus oklahomus Biley – NcTx; > Rubus orarius Blanch. – C; > Rubus ostryifolius Rydb. – G; > Rubus pauxillus L.H.Bailey – F, K1; > Rubus pensilvanicus Poir. – C, F, G, Il, K1, NE, Pa, Tn, WV; > Rubus pergratus Blanch. – Il, K1; > Rubus philadelphicus Blanch. – WV; > Rubus praepes L.H.Bailey – F; > Rubus prestonensis H.A.Davis & T.Davis – WV; > Rubus pubifolius L.H.Bailey – Il; > Rubus recurvans Blanch. – F, Il, K1; > Rubus rosarius L.H.Bailey – K1; > Rubus subsolanus L.H.Bailey – F, WV; > Rubus tygartensis H.A.Davis & T.Davis – WV; > Rubus wisconsinensis L.H.Bailey – Il

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