Mid-Atlantic Invaders Tool

cutleaf blackberry

Rubus laciniatus

Willd.

Taxon, Habit: Plant, Shrub

Habitat: Terrestrial

U.S. Nativity: Introduced

Species Synonym(s): None

Common Name(s): cut-leaved blackberry

Family: Rosaceae (Rose Family)

Family Synonym(s): None

Native Range (GRIN):

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Fruit

Leslie J. Mehrhoff, University of Connecticut

Fruit

Leslie J. Mehrhoff, University of Connecticut

Foliage

Utah State University

Foliage

Leslie J. Mehrhoff, University of Connecticut

Fruit

Leslie J. Mehrhoff, University of Connecticut

Foliage

Leslie J. Mehrhoff, University of Connecticut

Foliage

Joseph M. DiTomaso, University of California - Davis

Fruit

Joseph M. DiTomaso, University of California - Davis

Fruit

Steve Dewey, Utah State University

Description

Appearance
Rubus laciniatus is a perennial vine or shrub that can grow up to 9.8 ft. (3 m) tall.
Foliage
Leaves are palmately compound and alternate with five serrate, lobed, serrate leaflets. Stems are covered in broad, curved thorns that are red at the base and yellow at the tip. The leaves are a good identifying characteristic for this species.
Flowers
Flowers are white to dark pink with 5, 0.8-1 in. (2-2.5 cm) long, petals. Stamens are white-pink and the pistils are greenish pink. Flowering occurs from June to July.
Fruit
Fruit are black, shiny, 0.6-1 in. (1.5-2.5 cm) long with very small seeds. The fruit is edible, sweet and juicy. Fruit develops from July to October.
Ecological Threat
Rubus laciniatus can be found on thinned areas, fields, pastures, and disturbed forest lines. It is native to Eurasia.

Uses

Landscape Ornamental Use (GRIN): Yes

All Uses (GRIN): Crop diseases, Crop pests, Ornamental, Fruit, Potential seed contaminant

Distribution Map (EDDMapS)

Wetland Indicator

Summary: cutleaf blackberry (Rubus laciniatus) is a Terrestrial species.

Atlantic and Gulf Coastal Plain (AGCP):

Mid-Atlantic Coastal Plain regions

Eastern Mountains and Piedmont (EMP):

Mid-Atlantic Piedmont and Mountain regions

Northcentral and Northeast (NCNE):

Northern parts of PA and NJ (and beyond)


Legend (data from U.S. Army Corps of Engineers)

OBL (Obligate wetland): Almost always occurs in wetlands (estimated probability > 99%) under natural conditions

FACW (Facultative wetland): Usually occurs in wetlands (estimated probability 67% - 99%), but occasionally found in non-wetlands

FAC (Facultative): Equally likely to occur in wetlands (estimated probability 34% - 66%) or non-wetlands

FACU (Facultative upland): Usually occur in non-wetlands (estimated probability 67% - 99%), but occasionally found in wetlands (estimated probability 1% - 33%)

UPL (Obligate upland): Occur almost always (estimated probability > 99%) in non-wetlands under natural conditions

Taxonomic Rank

Kingdom: Plantae
Phylum: Magnoliophyta
Class: Magnoliopsida
Subclass: Rosidae
Order: Rosales
Family: Rosaceae
Genus: Rubus
Subject: Rubus laciniatus Willd.