View the map of wavyleaf basketgrass sightings. Website developed by The University of Georgia - Center for Invasive Species and Ecosystem Health and the National Park Service in cooperation with the Invasive Plant Atlas of New England, Invasive Plant Control, Inc., USDA Forest Service, Wavyleaf basketgrass is an exotic, invasive grass that was first found in Maryland in 1997, including parts of Patapsco State Park. Wavyleaf basketgrass (WB), which is an introduced sub-species of native basketgrass [O. hirtellus(L.) P. States where wavyleaf basketgrass occurs. Symbol Scientific Name Other Common Names; OPUN: Oplismenus undulatifolius (Ard.) Oplismenus undulatifolius, commonly known as wavyleaf basketgrass, is a species of perennial grass from the family Poaceae that is native to Eurasia, specifically Southern Europe through Southern Asia. It grows in dense patches in wooded natural areas preventing the growth of native plants and trees. P. Wayleaf basketgrass foliagePhoto: Kerrie L. Kyde, Maryland Department of Natural Resources, Bugwood.orgReproduction: Seed. Wavyleaf basketgrass (WB), which is an introduced sub-species of native basketgrass [O. hirtellus (L.) P. Wavyleaf basketgrass . Bloom period begins in late August; fruiting continues into early October; small branched clusters of seeds at the ends of upright or reclining stems. When it blooms, from mid-September to November, the Undulatifolius Description: The leaf blades are flat, dark green, about 0.5 inches wide and 1.5 to four inches long, with rippling waves across the blade. The leaf sheaths and stems are noticeably hairy. wavyleaf basketgrass: USDA PLANTS Symbol: OPHIU2 U.S. Nativity: Exotic Habit: Grass or Grasslike Oplismenus hirtellus ssp. We embody the University's land-grant mission with a commitment to eliminate hunger, preserve our natural resources, improve quality of life, and empower the next generation through world-class education. Small carpetgrass can be easily hand weeded, although for large infestations, chemical control with 2% glyphosate applied carefully by backpack sprayer is effective. Invasive Plants in Pennsylvania Wavyleaf Basketgrass Oplismenus hirtellus spp. Wavyleaf basketgrass (Oplismenus hirtellus ssp. Fun fact: Wavyleaf basketgrass is similar in appearance to another, far more common invasive: Japanese stiltgrass. USDA Animal and Plant Health Inspection Service. Wavyleaf basketgrass was first discovered in Maryland in 1996 and has since been found in several counties in Maryland and Virginia. INVASIVE PLANT ALERT Wavyleaf Grass (Oplismenus undulatifolius) Threat Wavyleaf grass has become a widespread and aggressive invasive species in Virginia. Sightings collected through the EDDMapS website are shared with Kevin Heffernan from Virginia Natural Heritage Program for verification. Camus], an introduced annual grass which also invades forest understories throughout the eastern U.S. It has since spread through Maryland and Virginia, showing many of the qualities of a successful and damaging invasive species. undulatifolius) Wavyleaf basketgrass is an exotic, invasive grass that was first found in Maryland in 1997, including parts of Patapsco State Park. the closest relative of Wavyleaf basketgrass, has only a few hairs if any on the leaf sheaths and stems. It was developed by the University of Georgia's Center for Invasive Species and Ecosystem Health. It is capable of quickly outcompeting native plants to become the dominate understory species. Wavyleaf Basketgrass was first found in Maryland in 1996 and quickly spread into Virginia and Pennsylvania. When it blooms, from mid-September to November, the Left: Japanese stiltgrass, center: wavyleaf basketgrass, right: small carpet grass. It is a low growing, shallow rooted, short lived perennial. REC, Lower Eastern Shore
In the United States, wavyleaf basketgrass has been re - ported as invasive in Hawaii, Pennsylvania, Virginia, and West Virginia. Invasive Plants in Pennsylvania Wavyleaf Basketgrass Oplismenus hirtellus spp. ], is a fast spreading understory grass that forms dense stands in deciduous forests. Small carpetgrass can be easily hand weeded, although for large infestations, chemical control with 2% glyphosate applied carefully by backpack sprayer is effective. Your dog can pick up the seeds too. Weed Risk Assessment. It spreads rapidly over the forest floor decreasing plant diversity and providing very little to no value for wildlife. Bloom period begins in mid-July and fruiting continues well into November. Roem. Wavyleaf Basketgrass (Oplismenus undulatifolius), an introduced subspecies of native basketgrass, has spread to cover thousands of acres of public and private land in Maryland and Virginia since its initial discovery in Patapsco Valley State Park in the 1990s.In 2016, a contractor with the county removed a single plant found in Donaldson Run Park. Photo by K. L. Kyde. A new invasive plant has arrived in Carroll County, wavyleaf basketgrass (Oplismenus hirtellus ssp. Up to 4" long, dark bluish-green, with distinct ripples like unfolded pleats across width of the blade and long tapering tip; leaf base touches the stem, but does not clasp it, sheaths of leaves fuzzy, Plants perennial; Overall plant height usually under 18"; branching from base with long, trailing stems (stolons) that root at nodes. Well established, about 20 feet square invasive plants in Pennsylvania wavyleaf (... 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