Fall Wildflowers of New England
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Common Blackberry
Rubus allegheniensis
F. Rosaceae
General Description:

Common blackberry is a shrub-like wildflower, measuring 1.2-1.8 m. in height. It is most easily identified by its juicy, black, clustered berries and pinnately-compound leaves. The radially symmetrical, white flowers are arranged singularly atop the terminal shoots of very prickly, robust stems.

Rubus allegheniensis leaves and fruit.
Flowers:

The flowers of common blackberry measure approximately 2 cm. in width. Each radially symmetrical bloom has a prominent center comprised of numerous stamens and pistils, surrounded by five broad, tapered, white petals and supported by five green sepals.

Fruit:

The juicy, berry-like fruit is dark purple to black and is arranged in a cone-shaped

Leaves:

The compound leaves are long, measuring approximately 7.5-15 cm. in length, and have three to seven lanceolate, dark green leaflets with toothed margins and prickly petioles.

Habitat:

Common blackberry grows best in dry prairie, woodland meadows, and along streams and roadsides.

Fun Facts:

Common blackberry is an edible plant that is commercially grown for consumption.

Other names attributed to common black berry include, highbush blackberry and Alleghany blackberry

Plump Rubus allegheniensis fruits.
White Rubus allegheniensis flower.
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