Cabomba carolinia

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Transcript Cabomba carolinia

Fanwort
Cabomba caroliniana
By: Steven Gilio
Taxonomy
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Kingdom: Plantae
Subkingdom: Tracheobionta
Division: Magnoliophyta
Class: Magnoliopsida
Subclass: Magnoliidae
Order: Nymphaeales
Family: Cabombaceae
Genus: Cabomba
Species: Cabomba
caroliniana
Characteristics
•Perennial
•Grows from short
rhizomes with fibrous
roots
•Fully Submerged except
for occasional floating
leaves and emergent
flowers
•Stems can grow up to
10m long and reach the
surface
Characteristics
Two types of leaves
•Submersed leaves
Divided frequently
Arranged oppositely
or in whorls
around the stem
Fan-like in
appearence
•Floating Leaves
Two inches
across
Diamond-shaped
Infrequent
Flowers
•Less than 2cm across
•Color ranges from
white to pale yellow
and may also include
a pink or purplish
tinge.
•Emerge on stalks
from the tips of the
stems
•Bloom from May to
September
Distribution
Pennsylvania
Distribution in PA
Luzerne
County
Crawford
County
Lawrence
County
Carbon County
Bucks County
Habitat
Preferred habitat:
• Warm, humid climates
 13-27°C (55-81°F)
• Permanent shallow waters
 3-10 meters
May also be found in:
•Streams
•Small Rivers
•Ponds
•Lakes
•Reservoirs
•Sloughs
•Ditches
•Canals
Ecological Impacts
• Outcompetes native plants
 Forms dense stands
 Crowds out well-established plants
• Effects water quality
 Decomposition reduces oxygen and
produces foul smelling odor
• Clogs drainage canals and freshwater streams
 Interferes with recreational, agricultural, and aesthetic uses
Sources of Introduction
•Natural Dispersal
Aquarium Plant
Stem fragments
Rhizomes
•Common aquarium plant
•Hull fouling
•Other contaminated debris
Bait
Translocation of machinery
Hull Fouling
Control Measures
• Chemical
 Herbicides – Endothall, Fluridone
• Physical
 Draw down
 Draining
• Biocontrol
 Grass Carp
• Prevention
 Sterilization of boats and boating equipment
 Burning or Drying out of plants
 Discourage deliberate seeding of waterways for aquarium trade
The End
References
• http://www.issg.org/database/species/ecology.asp?si=40
2&fr=1&sts=sss
• http://plants.usda.gov/java/profile?symbol=CACAC4
• http://www.invasive.org/weedcd/pdfs/wow/carolinafanwort.pdf