Kentucky bluegrass

Poa pratensis L.

Description from Invasive.org

Appearance
Poa pratensis, commonly known as Kentucky Bluegrass or Common Meadow-grass, is a perennial species of grass. A long-lived sodgrass with rhizomes, growing 0.5-3 ft. (0.2-0.9 m) tall.
Foliage
Mostly basal, nearly glabrous; blades V-shaped, narrow, 1-7 in. (2.5-17.8 cm) long, with boat-shaped tips and two prominent veins along the center of the upper surface of the leaf which appear as miniature railroad tracks.
Flowers
The flower is its dense seed head. It flowers from May-July.
Fruit
Open, spreading, pyramidal panicle, 2-8 in. (5.1-20.3 cm) long, with panicle branches whorled in groups of 3 to 5; spikelets contain 3 to 5 florets; lemmas awnless but cobwebby-hairy at base.
Ecological Threat
Poa pratensis grows in lawns, roadsides and ditches. It is native to Europe, Asia, North America, and northern Africa.

Resources


Selected Images from Invasive.org

View All Images at Invasive.org


Flower(s) voucher specimen of inflorescence
Dave Powell, USDA Forest Service (retired), Bugwood.org
Additional Resolutions & Image Usage
Plant(s) whole plants in forest undergrowth
Dave Powell, USDA Forest Service (retired), Bugwood.org
Additional Resolutions & Image Usage
Plant(s) voucher specimen of whole plant
Dave Powell, USDA Forest Service (retired), Bugwood.org
Additional Resolutions & Image Usage
Plant(s)
John D. Byrd, Mississippi State University, Bugwood.org
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Plant(s)
Steve Dewey, Utah State University, Bugwood.org
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Seedling(s)
Steve Dewey, Utah State University, Bugwood.org
Additional Resolutions & Image Usage
Flower(s) inflorescence and spikelets at flowering.
Joseph M. DiTomaso, University of California - Davis, Bugwood.org
Additional Resolutions & Image Usage
Flower(s) inflorescence at fruiting stage.
Joseph M. DiTomaso, University of California - Davis, Bugwood.org
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Stem(s) collar and sheath.
Joseph M. DiTomaso, University of California - Davis, Bugwood.org
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Flower(s) inflorescence and spikelets at flowering.
Joseph M. DiTomaso, University of California - Davis, Bugwood.org
Additional Resolutions & Image Usage

Distribution