Japanese sedge
(Carex kobomugi)
This species is Introduced in the United States
Carex kobomugi is a perennial plant that occurs along with coastal areas. Plants, on average, are about 1 ft. (0.3 m) tall.
Foliage
The leaves have small, coarse teeth along the margins of the leaves.
Flowers
Flowering occurs from April to June, with male and female flowers occurring on different plants. Other sedge species that occur in the same habitat flower much later in the year (late summer to fall).
Fruit
Fruits are achenes.
Ecological Threat
Carex kobomugi is native to southeastern Asia and was first found in the United States in 1929.
Citations
Rawlins, K.A., R.L. Winston, C.T. Bargeron, D.J. Moorhead, and R. Carroll. 2018. New Invaders of the Southeast. USDA Forest Service, Forest Health Assessment and Applied Sciences Team, Morgantown, West Virginia. FHTET-2017-05. Retrieved from http://bugwoodcloud.org/resource/pdf/FHTET-2017-05_New%20Invaders_SE.pdf
Selected Images
Maps
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 Lists - This map identifies those states that have this species on their invasive species list or law.
Invasive Listing Sources
- Connecticut Invasive Plant List
- Connecticut Invasive Plant Working Group
- Connecticut Noxious Weeds
- Jil M. Swearingen, Survey of invasive plants occurring on National Park Service lands, 2000-2007
- Massachusetts Invasive Plants Advisory Group List
- Massachusetts Noxious Weeds
- Massachusetts Prohibited Plant List
- Michigan’s Invasive Species Watch List
- Mid-Atlantic Field Guide to Aquatic Invasive Species
- National Park Service, Mid-Atlantic Exotic Plant Management Team Invasive Plant List
- New Invaders of the Southeast
- New Jersey Invasive Species Strike Team 2017 Invasive Species List
- Nonnative Invasive Species in Southern Forest and Grassland Ecosystems
- Rhode Island Natural History Survey
- To be proposed for MISC
- Virginia Invasive Plant Species List
- WeedUS - Database of Plants Invading Natural Areas in the United States
Taxonomic Rank
| Domain: Eukarya |
| Kingdom: Plantae |
| Phylum: Magnoliophyta |
| Class: Magnoliopsida |
| Superorder: Lilianae |
| Order: Poales |
| Family: Cyperaceae |
| Genus: Carex |
| Carex kobomugi |
References
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.