Invasive Plant Identification for Regional Mapping Statewide Eyes Training for Southern Maryland Kerrie L. Kyde Invasive Plant Ecologist MD DNR Natural Heritage Program [email protected] Trees

• Norway maple Acer platanoides • Tree of heaven Ailanthus altissima • Empress tree Paulownia tomentosa • Callery pear Pyrus calleryana

2 oregonstate.edu/dept/ ldplants/images/acpl-sa2.jpg

Sugar maple fruit © 2003 Steve Baskauf bioimages.cas.vanderbilt.edu

Norway maple fruit Judy Sedbrook www.colostate.edu Norway maple Acer platanoides www.northshorewx.com/ images/2005/nature/Leave Native lookalikes staghorn and Chuck Bargeron, University University Bargeron, Chuck of Bugwood.orgGeorgia, shining sumac

Tree of heaven Ailanthus altissima Annemarie Smith, ODNR Division of Forestry, of Forestry, Bugwood.org Annemarie ODNR Division Smith,

Empress tree Paulownia tomentosa

Chris Evans UGA www. Forestry images.org Empress tree Northern catalpa Paulownia tomentosa Catalpa speciosa

Flowers

Bark

Leaves

Steve Sieberling, UNC Herbarium

Fruit

http//biology.missouristate.edu_herbarium Callery pear Pyrus calleryana

7 Shrubs

• Japanese barberry Berberis thunbergii • Autumn olive Elaeagnus umbellata • Winged euonymus Euonymus alatus IPAC T2 • Privet species Ligustrum spp. IPAC T2 (Border) • Shrub honeysuckles Lonicera spp. IPAC T1 (Amur) • Multiflora rose Rosa multiflora • Wineberry Rubus phoenicolasius

Japanese barberry Berberis thunbergii Barry sarracenia.com, Rice, www.forestryimages.org Autumn olive Elaeagnus umbellata Leslie J. Mehrhoff, University of Connecticut, Bugwood.org Burning bush (or)

Winged euonymus Euonymus alatus Leslie J. Mehrhoff, University of Connecticut, Bugwood.org Privet Ligustrum obtusifolium L. sinense L. vulgare L. sinense L. vulgare L. obtusifolium

Troy Evans, Great Smoky Mt Natl. Park, Nava Tabal, IPANE, Bugwood.org Bugwood.org Nava Tabal, IPANE, Bugwood.org

Leslie J. Mehrhoff, Univ of Conn., Bugwood.org

Chris Evans, Univ of Illinois, bugwood.org

Photo by Pancrat, Creative Commons James H. Miller, USDA Forest Service, www. Forestryimages.org Shrub honeysuckle Lonicera spp. Multiflora rose Rosa multiflora

Stipules Wineberry Rubus phoenicolasius

Leslie Leslie J. Connecticut,University Mehrhoff,of Bugwood.org Vines

• Porcelainberry Ampelopsis brevipedunculata • Oriental bittersweet Celastrus orbiculatus • English and Irish ivy Hedera helix, H. hibernica • Japanese honeysuckle Lonicera japonica • Mile-a-minute weed Persicaria perfoliata (herbaceous) • Kudzu Pueraria montana var. lobata • Wisteria species Wisteria floribunda, sinensis, hybrid IPAC T2 Kerrie L. Kyde photos by other All brevipedunculata Ampelopsis Porcelainberry Jil Swearingen,Jil Bugwood.org NPS,

http://www.hort.uco nn.edu/plants/a/amp bre Connecticut, Connecticut, Bugwood.org J. Mehrhoff,Leslie University of Oriental bittersweet Celastrus orbiculatus English and Irish ivy

Hedera helix, H. hibernica

Drawings by S. Bellanger http://alienplantsbelgi um.be/content/hedera

James James USDA H. Forest Miller, Service, www.forestryimages.org H. helix -hibernica H. hibernica Chuck Bargeron, Univ. of Georgia, Ted Bodner, SWSS, www.forestryimages.org www.forestryimages.org Japanese honeysuckle Lonicera japonica

Mile-a-minute Persicaria perfoliata

Native lookalike Halberd-leaved tearthumb Polygonum arifolium trol/index.htm http://ag.udel.edu/e nwc/research/biocon David J. Moorhead, Univ. of Georgia, www.forestryimages.org

James H. Miller, USDA Forest Service, www.forestryimages.org Kudzu

Pueraria montana var. lobata Ted Bodner, SWSS, www.forestryimages.org Wisteria Wisteria floribunda, sinensis, x formosa

IPAC Tier 2 Herbs & Grasses

• Garlic mustard Alliaria petiolata • Japanese knotweed Fallopia japonica • Giant hogweed Heracleum mantegazzianum • Purple loosestrife Lythrum salicaria • Japanese stilt grass Microstegium vimineum • Golden bamboo Phyllostachys aurea • Beefsteak plant Perilla frutescens • Common reed Phragmites australis Garlic mustard Alliaria petiolata

Native violet Britt Slattery, US Fish and Wildlife, Bugwood.org

Leslie J. Mehrhoff, University of CT, Bugwood.org Japanese knotweed Fallopia japonica

Armin Jagel, Bochum Botanical Club

Left to right: leaves of F. sachalinensis, x bohemica and japonica Giant hogweed Heracleum mantegazzianum Courtesy of Grand Moraine Growers Courtesy MoraineGrand Growers www. of sentex.net~pems perennia.htm

native Cow Parsnip http://www.dec.ny.gov/ All photographs by Lane Heimer, MDA animals/72766.html Purple loosestrife

Lythrum salicaria Japanese stilt grass

Microstegium vimineum Bamboo Phyllostachys spp

James H. Miller, USDA Forest Service, Bugwood.org Bugwood.org Service, Forest USDA Miller, H. James

These are P. aurea. Beefsteak plant

Perilla frutescens Common reed Phragmites australis

Leslie J. Mehrhoff, University of Connecticut, Bugwood.org Kevin Heffernan, VA DCR Heritage VA DCR Heffernan, Kevin Aquatics

• Hydrilla Hydrilla verticillata • Yellow flag iris Iris pseudacorus IPAC T1 • Marsh dewflower Murdannia keisak • Eurasian watermilfoil Myriophyllum aquaticum • Parrot-feather Myriophyllum spicatum Hydrilla Hydrilla verticillata

Vic Ramey, Univ of Florida

Drawing courtesy of IFAS Mike Naylor, MD DNR Center for Aquatic Plants Leslie J. Mehrhoff, University of Connecticut, Bugwood.org

Nancy Loewenstein, Auburn University, Bugwood.org

Yellow flag Iris pseudacorus Joseph M. DiTomaso, University of California - Davis, Bugwood.org Marsh dewflower Murdannia keisak Linda Lee, University of South Carolina, Bugwood.org Carolina, South of University Lee, Linda

Native Commelina virginica By Jim Stasz, hosted by USDA-NRCS Plants Database Nancy Loewenstein, Auburn University, Bugwood.org Myriophyllum aquaticum and All other images from spicatum Maryland DNR

Drawing and image below courtesy of IFAS at http://plants.ifas.ufl.edu/

Parrot feather Eurasian watermilfoil THANK YOU! Kerrie L. Kyde Invasive Plant Ecologist MD DNR Natural Heritage Program [email protected] 301/948-8243