Asiatic dayflower USDA PLANTS Symbol: COCO3
U.S. Nativity: Exotic
Habit: Forbs/Herbs
Commelina communis L.

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Taxonomic Rank: Liliopsida: Commelinales: Commelinaceae
Synonym(s): common dayflower
Native Range: E. Asia (BAIL);

Appearance
Commelina communis is an annual herb with many branched, prostrate stems, which are minutely pubescent distally, and about 3.4 ft. (1 m) long.
Foliage
The leaves are lanceolate to ovate-lanceolate, 1.2-3.5 in. (3–9 cm) long and 0.6-0.8 in. (1.5–2 cm) wide.
Flowers
The inflorescence is a cyme with one flower near the top, with dark blue petals and membranous sepals about 0.2 in. (5 mm) long.
Fruit
Fruit are two-valved capsules that are elliptic from 2-3 in. (5–7 mm). The two seeds in each valve are brown-yellow, 0.08-0.12 in. (2–3 mm) long, irregularly pitted, flat-sided, and truncate at one end.
Ecological Threat
Commelina communis can be found in moist, shady forest edges. It can be found in wet areas of crop fields, orchards, ditches, and roadsides.

Selected Images from Invasive.orgView All Images at Invasive.org


Flower(s); Martin County, KY
Wendy VanDyk Evans, , Bugwood.org
Additional Resolutions & Image Usage

Flower(s);
Chris Evans, University of Illinois, Bugwood.org
Additional Resolutions & Image Usage

Foliage;
Rebekah D. Wallace, University of Georgia, Bugwood.org
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Seed(s);
Rebekah D. Wallace, University of Georgia, Bugwood.org
Additional Resolutions & Image Usage

Flower(s);
Bruce Ackley, The Ohio State University, Bugwood.org
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Flower(s);
Bruce Ackley, The Ohio State University, Bugwood.org
Additional Resolutions & Image Usage

Foliage;
Bruce Ackley, The Ohio State University, Bugwood.org
Additional Resolutions & Image Usage

Flower(s);
Bruce Ackley, The Ohio State University, Bugwood.org
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Stem(s);
Bruce Ackley, The Ohio State University, Bugwood.org
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Flower(s);
James H. Miller, USDA Forest Service, Bugwood.org
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Plant(s); in July
James H. Miller & Ted Bodner, Southern Weed Science Society, Bugwood.org
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EDDMapS Distribution:
This map is incomplete and is based only on current site and county level reports made by experts and records obtained from USDA Plants Database. For more information, visit www.eddmaps.org
 


State(s) Where Reported invasive.
Based on state level agency and organization lists of invasive plants from WeedUS database.

U.S. National Parks where reported invasive:
Antietam National Battlefield (Maryland)
Colonial National Historical Park (Virginia)
Shenandoah National Park (Virginia)



Invasive Listing Sources:
Jil M. Swearingen, Survey of invasive plants occurring on National Park Service lands, 2000-2007
Kentucky Exotic Pest Plant Council
Mid-Atlantic Exotic Pest Plant Council, 2005
Pennypack Ecological Restoration Trust, Pennsylvania.
Virginia Invasive Plant Species List