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Rubus aculifer

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Rubus aculifer
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Rosales
Family: Rosaceae
Genus: Rubus
Species:
R. aculifer
Binomial name
Rubus aculifer
Fernald 1940
Synonyms[1]
  • Rubus aculiferus Fernald, alternate spelling

Rubus aculifer, the thorny dewberry,[2] is a rare North American species of flowering plant in the rose family.

It has been found only in the state of New Hampshire in the northeastern United States.[3][4][5]

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.[6] Some studies have suggested that R. aculifer may have originated as a hybrid between R. allegheniensis and R. setosus.[7]

References

[edit]
  1. ^ The Plant List, Rubus aculifer Fernald
  2. ^ USDA, NRCS (n.d.). "​Rubus aculifer​". The PLANTS Database (plants.usda.gov). Greensboro, North Carolina: National Plant Data Team. Retrieved 23 October 2015.
  3. ^ "Biota of North America Program 2014 county distribution map".
  4. ^ Fernald, Merritt Lyndon. 1940. Rhodora 42(500): 287–288 description in Latin, commentary in English
  5. ^ Fernald, Merritt Lyndon. 1940. Rhodora 42(500): plates 610 + 611 photos of Rubus aculifer
  6. ^ Flora of North America, Rubus Linnaeus, 1754. Bramble
  7. ^ Flora of North America, Rubus allegheniensis Porter, 1896. Allegheny or common blackberry, sow-teat berry, ronce des Alléghanys