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Rubus armeniacus

Himalayan Blackberry
Rubus armeniacus
Photo 1. General image of Rubus armeniacus

Description

Rubus armeniacus, commonly known as Himalayan Blackberry, is a provincially exoticbclist-invasive; listed shrub in BC. Federally it is not listed. It is part of the rose family. They are commonly found in riparian or deciduous forest habitats.

Rubus armeniacus is a shrub that is 2-5 m or more long. The leaves are thin. The leaf shape is ovate (oval, egg-shaped, with a tapering point and the widest portion near the petiole) or caudate (tailed at the apex). Their surface is smooth. Their edges are dentate, double serrate or serrate. Leaves are arranged palmately compound (consisting of leaflets all radiating from one point). Leaves are 5-12 cm long. The stems form is creeping, erect, ascending and soft. The stem is green or brown in colour and has a thorny surface. The flowers have 5 white or pink pedals or sepals. Flowers are 10-15 mm long. Fruit are black in colour and and the berries 1-1.5 cm wide. The fruit are smooth.

Their prefered habitat is riparian or deciduous forest. Sun exposure is typically sun or shade or full sun. They typically grow in loamy, organic or gravel soil. Moisture requirements are moist soil or moist soil. And the pH requirements are neutral or slightly acidic. It can be found from 0 m to 500 m in elevation. It can be found in British Columbia, Canada. Rubus armeniacus is found in the coastal-western-hemlock biogeoclimatic zone(s).

ClassificationProtection StatusLocation
Type:
Domain:
Kingdom:Plant
Phylum/Division:
Class/Clade:
Order/Series:Rosales
Family:Rosaceaerose
Genus:Rubus
Species:Rubus armeniacus
Population:
British Columbia Red Listed Blue Listed Yellow Listed Exotic Listed Invasive Listed Noxious Listed
Species at Risk Act Endangered Least Concern Not Listed
World Status Extinct EW CR EN VU NT Least Concern
Municipalities
BC Biogeoclimatic Subzones Site Series
BC Biogeoclimatic Subzones
BC Biogeoclimatic Zones
BC Forest District
Provinces AB BC NB NL NT NS NU ON PE QC SK
Countries
Continents NA SA EU AS AF AU AN
Identification
Line drawing of Rubus armeniacus

General

Height
Life Cycle
Habit Tufted Creeping Stolon

Leafs

Length
Width
Surface Flat Keeled Smooth Ridged Hairy Pleated Wharted Groved Rough
Leaf Tip
Entire Leaf Shape
Leaf Base
Leaf Attachment
Edge
Arrangement
Thinkness Thin Thick Fleshy

Inflorescence

Length
Width
# (Pedals or Sepal) 0 1 2 3 4 5 6 7 8 many pea irregular
Colour White Pink Purple Blue Green Yellow Orange Red Brown Black

Fruit

Length
Width
Shape Egg Shaped Hairy Silky Smooth Winged
Colour White Pink Purple Blue Green Yellow Orange Red Brown Black

Seeds

Length
Width
Colour White Pink Purple Blue Green Yellow Orange Red Brown Black

Stem

Texture Smooth Ridges Furrows Fissures Plates Peeling Scales Flaking Horizontal Lines Shredding Corky Blocky Hairy Spiny Thorny
Form Creeping Twinning Stiff Soft Woody Erect Ascending
Colour White Pink Purple Blue Green Yellow Orange Red Brown Black

Roots

Type Fibrous Tap Rhizome Fusiform Hairy
Habitat Requirements
Type
Marine Beach Sand Dune Bluff Riparian Stream Bog Fen Marsh Swamp Meadow
Vernal Pools Seasonal Seeps Mountains Mixed Forest Deciduous Forest Conifer Forest Gary Oak Grassland Desert Sagebrush Steppe
Disturbed Urban Rural Old Growth Undisturbed
Sunlight
Full Sun Mix Sun Shade Shade
Moisture
Marine Subtidal Marine Intertidal Brackish Intertidal Freshwater Obligate Freshwater Permanent Freshwater Seasonal Saturated Soil Moist Soil Dry Soil
pH
4 5 6 7 8
Elevation
Sea Level 500 m 1000 m 1500 m 2000 m
Soil
Organic Loam Sand Gravel Rocky

Life History

Age to Bloom12345678910>10
Max Age
BloomJanFebMarAprMayJunJulAugSepOctNovDec
FruitJanFebMarAprMayJunJulAugSepOctNovDec
SeedJanFebMarAprMayJunJulAugSepOctNovDec

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