Rubus odoratus, the purple-flowered raspberry,[2][3] flowering raspberry,[3] or Virginia raspberry, is a species of Rubus native to eastern North America. It is sometimes referred to as thimbleberry,[4][5][6] a name more commonly associated with the North American R. parviflorus.

Rubus odoratus
Purple-flowering raspberry cultivated in Denmark
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Embryophytes
Clade: Tracheophytes
Clade: Spermatophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Rosales
Family: Rosaceae
Genus: Rubus
Subgenus: Rubus subg. Anoplobatus
Species:
R. odoratus
Binomial name
Rubus odoratus
Synonyms[1]
Synonymy
  • Bossekia odorata (L.) Greene
  • Rubacer columbianum (Millsp.) Rydb.
  • Rubacer odoratum (L.) Rydb.
  • Rubus columbianus (Millsp.) Rydb.
  • Rubus glandulifolius Salisb.
  • Rubus grandifolius Salisb.
  • Rubus quinquelobus Stokes

Description

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Rubus odoratus is a shrub growing to 3 metres (10 ft) tall,[2] with perennial, not biennial, stems (unlike many other species in the genus). Also, unlike most related species, this plant does not have thorns.[7] The leaves are palmately lobed with five (rarely three or seven) lobes, up to 25 centimetres (10 in) across, superficially resembling maple leaves.[7]

The flowers are 3–5 cm (1–2 in) in diameter,[2] with five magenta or occasionally white petals; they are produced from early summer to early fall.[7] Maturing in late summer to early autumn, the red edible fruit resembles a large, flat raspberry[7][8] with 30–60 drupelets,[9] and feels rather fuzzy.

Distribution and habitat

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The species is native to eastern North America, from Nova Scotia west to Ontario and Wisconsin, and south along the Appalachian Mountains as far as Georgia and Alabama.[3][10] It is locally naturalized in parts of Washington state,[11] Vermont, and also in Europe, notably southeastern England.[2]

It prefers partial shade,[8] moisture,[9] and rich, slightly acidic soil.

Uses

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Rubus odoratus is grown as an ornamental plant[2] for its conspicuous flowers and long flowering period.

The fruits may be edible, but are dry and flavorless.[8][9]

References

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  1. The Plant List, Rubus odoratus L.
  2. 1 2 3 4 5 Stace, Clive. van der Meijden, Ruud; de Kort, Ingrid (eds.). "Flora of NW Europe > Species: Rubus odoratus (Raspberry, purple-flowered)". Etibioinformatics.nl. Archived from the original on 2013-11-11. Retrieved 2026-06-15.
  3. 1 2 3 "Rubus odoratus". Germplasm Resources Information Network. Agricultural Research Service, United States Department of Agriculture. Retrieved 12 January 2018.
  4. "Rubus odoratus — flowering raspberry". Native Plant Trust.
  5. "Rubus odoratus | flowering raspberry". RHS.
  6. "Rubus odoratus". Plant Database. University of Texas.
  7. 1 2 3 4 "Rubus odoratus". Wildflowers of the Southeastern United States. 2001-07-20. Archived from the original on 2007-09-27.
  8. 1 2 3 Blanchan, Neltje; Dickinson, Asa Don (1917). Wild Flowers Worth Knowing. Project Gutenberg Literary Archive Foundation.
  9. 1 2 3 "Rubus odoratus in Flora of North America". eFloras.org. Retrieved 2026-06-15.
  10. "Biota of North America Program 2014 county distribution map".
  11. "Rubus odoratus". USDA Plants Profile.
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