Rubus invisus

Rubus invisus is a species of dewberry, known as upland dewberry. Like other dewberries, it is a species of flowering plant in the rose family, related to the blackberry. It is found in the eastern and east-central United States.[2]

Rubus invisus
1913 illustration[1]
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Rosales
Family: Rosaceae
Genus: Rubus
Species:
R. invisus
Binomial name
Rubus invisus
Synonyms[2]
  • Rubus canadensis var. invisus L.H. Bailey 1891
  • Rubus fuscus Weihe
  • Rubus jactus L.H.Bailey
  • Rubus masseyi L.H.Bailey
  • Rubus macdanielsii L.H.Bailey
  • Rubus redundans L.H.Bailey
  • Rubus sanfordii L.H.Bailey
  • Rubus terraltanus L.H.Bailey
  • Rubus invisus (L.H.Bailey) L.H.Bailey

Description

Rubus invisus is a trailing shrub with stems running along the surface of the ground. Leaves are large and very coarsely toothed.[3] Flowers and fruit form on unusually long stems.[3] Canes are short, and form dense mats up to 1.5 feet (46 cm) thick.[3]

Distribution and habitat

Rubus invisus has been found in Indiana, Kentucky, Maryland, Massachusetts, Missouri, New Hampshire, New York, Ohio, Pennsylvania, Tennessee, Vermont, Virginia, West Virginia.[2][4] It typically inhabits areas of rocky soil and partial to full shade.[3]

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References
  1. illustration from Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. 3 vols. Charles Scribner's Sons, New York. Vol. 2: 281.
  2. "PLANTS profile for Rubus invisus (upland dewberry)". USDA. Retrieved 9 August 2013.
  3. Bailey, Liberty Hyde (1911). Sketch of the evolution of our native fruits. London: Macmillan Co. pp. 346–347.
  4. Biota of North America Program 2014 county distribution map
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