Rubus pugnax

Rubus pugnax is an uncommon North American species of brambles in the rose family. It is found in eastern and central Canada (Québec, Ontario, New Brunswick, Nova Scotia) and in the eastern United States (Maine, Vermont, Massachusetts, New York, Pennsylvania, North Carolina, West Virginia).[2][3]

Rubus pugnax
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Rosales
Family: Rosaceae
Genus: Rubus
Species:
R. pugnax
Binomial name
Rubus pugnax
Synonyms[1]
  • Rubus allegheniensis var. neoscoticus (Fernald) L.H.Bailey
  • Rubus glandicaulis var. neoscoticus Fernald

The genetics of Rubus is extremely complex, so that it is difficult to decide on which groups should be recognized as species. There are many rare species with limited ranges such as this. Further study is suggested to clarify the taxonomy.[4]

References
  1. The Plant List, Rubus pugnax L.H.Bailey
  2. Biota of North America Program 2014 state-level distribution map
  3. Bailey, Liberty Hyde 1944. Gentes Herbarum; Occasional Papers on the Kinds of Plants 5(8): 524–525, figure 235
  4. Flora of North America, Rubus Linnaeus, 1754. Bramble


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