Transcript Nonnative Invasives ID Part 7

SRS-FIA Invasive Plant
Identification 2012-2013
Part 7
This presentation contains the original invasive tree species added to the list preceding SRS-FIA manual version 6.0.
Princess Tree - Paulownia tomentosa
PATO2
Opposite, entire, heart shaped
leaves, fuzzy hairs above and
below
Flowers April to May. Before
leaves in spring.
Pale – violet and fragrant.
Ecology:
Forms colonies
Forest margins
Princess Tree - Paulownia tomentosa
PATO2
Leaves can get >2 feet long
Paulownia tomentosa
PATO2
Look-a-like
Catalpa
Princess Tree - Paulownia tomentosa
PATO2
Elaeagnus Group (Olive Group)
ELAEA
• Autumn olive leaves:
deciduous, elliptic
wavy margins
pubescent, scale-less above
dense silver scales below
• Stems:
spur twigs common (thorny)
grey-green, smooth, glossy
• Ecology:
individuals and stands occur
in openings and in shade
Elaeagnus Group (Olive Group)
ELAEA
• Russian olive leaves:
deciduous, long lanceolate
sparse silver scales above
dense silver scales below
• Stems:
thorny
silver scales/smooth green-red
• Ecology:
forest margins
forest openings
Elaeagnus umbellata
Autumn olive
Elaeagnus angustifolia
Russian olive
Albizia julibrissin
ALJU
Common names: silktree, mimosa,
silky acacia, Japanese mimosa
Deciduous, leguminous tree 10 to 50 feet tall.
Smooth light-brown bark, feathery leaves, and
showy pink blossoms that continually yield
dangling flat pods during summer.
Some pods persistent during winter.
Occurs on dry-to-wet sites and spreads along
stream banks, preferring open conditions but
also persisting in shade.
AKA –pretty much anywhere.
Albizia julibrissin
ALJU
Triadica sebifera
TRSE6
Synonym: Sapium sebiferum
Common names: tallowtree, popcorntree, Chinese tallowtree
Leaves are alternately whorled, heart shaped, entire, 1-3” petioles
Found in wet ditches, streambanks, riverbanks, uplands sites
Triadica sebifera
TRSE6
Common names: tallowtree, popcorntree, Chinese tallowtree
Twigs lime green turning gray
with scattered brownish
lenticels.
Can produce up to 100,000
seeds per year.
Triadica sebifera
TRSE6
Ailanthus altissima
AIAL
Common names: tree-of-heaven, ailanthus, Chinese sumac,
stinking sumac, paradise-tree, copal-tree
Leaves are pinnately compound
Leaf stalk with swollen base
Leaflets arranged sub-opposite
Circular glands under lobes at
leaflet base
Ailanthus altissima
AIAL
Common names: tree-of-heaven, ailanthus, Chinese sumac,
stinking sumac, paradise-tree, copal-tree
Fruit and seeds: July to February. Wingshaped fruit with twisted tips on female
trees, 1 inch (2.5 cm) long. Single seed.
Green turning to tan, then brown. Persist
on tree for most of the winter.
Large, heart-shaped leaf scars
Ailanthus altissima
AIAL
Look-a-like
Sumacs, Rhus spp. – terminal flower/fruit cluster and
no glands on base of leaves.
Ailanthus altissima
AIAL
End of Part 1
Photo Credits:
Amy Ferriter, State of Idaho, Bugwood.org
Franklin Bonner, USFS (ret.), Bugwood.org
Dan Clark, USDI National Park Service, Bugwood.org
Karan A. Rawlins, University of Georgia, Bugwood.org
Joseph M. DiTomaso, University of California - Davis,
Bugwood.org
John M. Randall, The Nature Conservancy, Bugwood.org
Rebekah D. Wallace, University of Georgia, Bugwood.org
William Fountain, University of Kentucky, Bugwood.org
Rob Routledge, Sault College, Bugwood.org
Troy Evans, Great Smoky Mountains National Park,
Bugwood.org
Chuck Bargeron, University of Georgia, Bugwood.org
Keith Kanoti, Maine Forest Service, Bugwood.org
Amy Richard, University of Florida, Bugwood.org
James H. Miller, USDA Forest Service, Bugwood.org
Pennsylvania Department of Conservation and Natural
Resources - Forestry Archive, Bugwood.org
Nancy Loewenstein, Auburn University, Bugwood.org
Chris Evans, Illinois Wildlife Action Plan, Bugwood.org
Annemarie Smith, ODNR Division of Forestry,
Bugwood.org
Gil Wojciech, Polish Forest Research Institute,
Bugwood.org
Leslie J. Mehrhoff, University of Connecticut,
Bugwood.org
Robert Vidéki, Doronicum Kft., Bugwood.org
Jil Swearingen, USDI National Park Service,
Bugwood.org
Most pictures were found at: http://www.forestryimages.org/
Photo Credits:
Paul Wray, Iowa State University, Bugwood.org
Tom Heutte, USDA Forest Service, Bugwood.org
Ted Bodner, Southern Weed Science Society, Bugwood.org
Jenn Grieser, New York City Department of
Environmental Protection, Bugwood.org
Bill Cook, Michigan State University, Bugwood.org
John D. Byrd, Mississippi State University, Bugwood.org
Barbara Tokarska-Guzik, University of Silesia,
Bugwood.org
Steve Manning, Invasive Plant Control, Bugwood.org
Dave Powell, USDA Forest Service, Bugwood.org
Nancy Fraley, USDI National Park Service, Bugwood.org
Forest & Kim Starr, Starr Environmental, Bugwood.org
James Johnson, Georgia Forestry Commission,
Bugwood.org
Barry Rice, sarracenia.com, Bugwood.org
Warner Park Nature Center, Metropolitan Board of Parks
and Recreation, Nashville, TN
David Nance, USDA Agricultural Research Service,
Bugwood.org
Karen Brown, University of Florida, Bugwood.org
David J. Moorhead, University of Georgia, Bugwood.org
Ron Lance, Asheville, NC
Richard Old, XID Services, Inc., Bugwood.org
B. Eugene Wofford, University of Tennessee Herbarium
Wofford and Chester, University of TN Herbarium
Ohio State Weed Lab Archive, The Ohio State University,
Bugwood.org
The Nature Conservancy Archive, The Nature
Conservancy, Bugwood.org