SC Exotic Pest Plant Council Non-Native Invasive Plant Species List March, 2004

Committee Members: Jan Haldeman, John Nelson, Ken Glenn, and Robin Roecker

Reviewers (those providing comments): Bert Pittman, Bill Stringer, Jean Everett, Patrick McMillan, Charlie Horn, Chick Gaddy, Bob McCartney, Mark Dutton

Definitions

1. Severe threat: Exotic invasive plant species which are known to pose a severe threat to the composition, structure, or function of natural areas in the state of South Carolina

2. Significant threat: Exotic invasive plant species which are not presently considered to spread as easily into native plant communities as #1.

3. Watch: Exotic plant species that are considered to be a potential threat to natural plant communities.

Distribution codes: ( Based upon maps of SC Plant Atlas )

M = mountains

P = piedmont

CP = coastal plain

Species List, by Severity of Threat and by Growth Form

Trees

Severe Threat:

Triadica sebifera, Chinese tallow tree PCP (Sapium sebifera in Atlas )

Significant Threat :

Ailanthus altissima, Tree of heaven MPCP

Albizia julibrissin, Mimosa, Silktree MPCP

Melia azedarach, Chinaberry MPCP

Paulownia tomentosa, Princess tree MP

Watch:

Firmiana simplex, Chinese Parasol Tree

Pyrus calleryana, Bradford pear Not in Atlas

Shrubs

Severe Threat:

Elaeagnus angustifolia, Russian Olive Not in Atlas

Elaeagnus pungens, Thorny Olive MP

Elaeagnus umbellata, Autumn Olive MP

Ligustrum japonicum, Japanese Privet MPCP

Ligustrum sinensis, Chinese Privet MPCP

Rosa multiflora, Multiflora Rose MPCP

Significant Threat:

Lespedeza bicolor, Two Color Bush Clover

Mahonia bealei, Leatherleaf Mahonia P

Mahonia nervosa, Cascade Oregon Grape CP

Nandina domestica, Nadina, Sacred Bamboo M

Watch:

Cytisus scoparius, Scotch Broom MP

Euonymus fortunei, Climbing Euonymus, Winter Creeper Not inAtlas.

Euonymus alata, Winged Euonymus, Buring Bush Not in Atlas

Lonicera fragrantissima, Sweet Breath of Spring. MPCP

Poncirus trifoliata, Trifoliate Orange M

Vines

Severe Threat:

Lonicera japonica, Japanese Honeysuckle MPCP

Pueraria lobata, Kudzu MPCP

Wisteria sinensis, Chinese Wisteria MPCP

Wisteria floribunda, Asian Wisteria P

Significant Threat:

Hedera helix, English Ivy MPCP

Lygodium japonicum, Japanese Climbing Fern MPCP

Vitex rotundifolia, Beach Vitex CP

Watch:

Celastrus orbiculatus, Asian Bittersweet MP

Clematis terniflora, Sweet Autumn Virgin’s Bower MPCP

Cuscuta japonica, Japanese dodder M

Dioscorea oppositifolia, Air potato, Chinese yam MPCP

Fallopia aubertii, Lace vine Not in Atlas

Grasses, sedges

Severe Threat:

Microstegium vimineum, Japanese stilt grass MPCP

Phragmites australis, Common reed CP

Significant Threat:

Arundo donax, Giant Reed MPCP

Paspalum notatum, Bahia grass MPCP

Phyllostachys aurea Bamboo PCP

Miscanthus sinensis, Chinese Silvergrass MPCP

Schedonorus arundinaceus, Tall Fescue Not in Atlas (Schedonorus arundinaceus or Festuca arundinaceus )

Watch:

Cyperus entrerianus, Deep-rooted sedge Not in Atlas

Eragrostis curvula, Weeping Love Grass PCP

Imperata cylindrica, Cogon Grass CP

Sorghum halepense, Johnson Grass MPCP

Herbs

Severe Threat:

Murdannia keisak, Wart Removing Herb MPCP

Significant Threat:

Carduus nutans, Nodding Thistle, Marsh Thistle MP

Cirsium vulgare, Bull Thistle MP

Reynoutria japonica, Japanese Knotweed Not in Atlas

Solanum viarum, Tropical Soda Apple Not in Atlas

Watch:

Allaria petiolata, Garlic Mustard Not in Atlas

Colocasia esculanta., Elephant’s Ear Not in Atlas

Commelina bengalensis, Tropical Spiderwort Not in Atlas

Daucus carota, Queen Anne’s Lace MPCP

Lespedeza cuneata, Serecea, Chinese Bush Clover MPCP

Liriope muscari, Liriope, Monkey Grass Not in Atlas

Lythrum saicaria, Purple Loosestrife Not in Atlas

Phyllanthus tenellus, Mascarene Island Leafflower MPCP

Phyllanthus urinaria, Leafflower, Shatterstone PCP

Vinca major, Bigleaf Periwinkle MPCP

Vinca minor, Common Periwinkle MP