Rubus allegheniensis Porter var. gravesii Fernald. Allegheny Blackberry. Phen: May-Jun; Jul. Hab: Forests, woodlands, grassy balds. Dist: ME, NY, and WI south to w. VA and WV.
Origin/Endemic status: Native
Synonymy: = F, K1, K3, WV; < Rubus allegheniensis Porter – C, FNA9, G, Il, NY, Pa, Va, W; > Rubus allegheniensis Porter var. gravesii Fernald – K4; > Rubus marilandicus L.H.Bailey; ? Rubus nigrobaccus L.H.Bailey – S; > Rubus tumularis L.H.Bailey; > Rubus uber L.H.Bailey; > Rubus virginianus L.H.Bailey
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no rights reserved, uploaded by Shaun Pogacnik 
© Tomás Curtis, some rights reserved (CC BY-NC), uploaded by Tomás Curtis source CC-BY-NC, permission granted to NCBG | Original Image ⭷
no rights reserved, uploaded by Shaun Pogacnik 
no rights reserved, uploaded by Shaun Pogacnik 
no rights reserved, uploaded by Shaun Pogacnik 
no rights reserved, uploaded by Shaun Pogacnik 
no rights reserved, uploaded by Shaun Pogacnik 
© Tomás Curtis, some rights reserved (CC BY-NC), uploaded by Tomás Curtis source CC-BY-NC, permission granted to NCBG | Original Image ⭷ Warning: was NOT research grade.