- Commelina communis is an annual herb with many branched, prostrate stems, which are minutely pubescent distally, and about 3.4 ft. (1 m) long.
- 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.
- 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 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.
Image Sets View other image sets:
EDDMapS Distribution - This map is incomplete and is based only on current site and county level reports made by experts, herbaria, and literature. For more information, visit www.eddmaps.org
State Invasive List - This map identifies those states that list this species on their invasive species list. For more information, visit Invasive.org
Most Troublesome / Most Common Agricultural Weed List
This map identifies those states that consider this species either most troublesome or most common in at least one commodity. For more information, visit the MTMC project page.
|No Data for this state|
|Troublesome or Common weed in one or more crops|
Invasive Listing Sources
- Jil M. Swearingen, Survey of invasive plants occurring on National Park Service lands, 2000-2007
- Kentucky Exotic Pest Plant Council - Lesser Threat
- Mid-Atlantic Exotic Pest Plant Council, 2005
- Nonnative Invasive Species in Southern Forest and Grassland Ecosystems
- Pennypack Ecological Restoration Trust, Pennsylvania.
- Virginia Invasive Plant Species List
- WeedUS - Database of Plants Invading Natural Areas in the United States
Other System LinksPlants: COCO3
NPDN Pest: PBEABBA
NPDN Host: 36522
|Common Name Reference:|| USDA, NRCS. 2010. The PLANTS Database. National Plant Data Center, Baton Rouge, LA, USA.|
|Scientific Name Reference:||USDA, NRCS. 2010. The PLANTS Database. National Plant Data Center, Baton Rouge, LA, USA.|