Weeds Gone Wild > Publications > Calendars > 2008 Calendar Plants

Learn more about the plants included in the 2008 calendar by exploring the links below. If you have a link to add for a plant, e-mail plant@plantconservation.org.

Table of Contents

• Alternanthera philoxeroides - Alligatorweed (September)
• Caulerpa taxifolia - Killer algae (August)
• Eichhornia crassipes - Water hyacinth (January)
• Hydrilla verticillata - Hydrilla (May)
• Hymenachne amplexicaulis - West Indian marsh grass (June)
• Ipomoea aquatica - Water spinach (July)
• Murdannia keisak - Asian spiderwort (November)
• Myosotis scorpioides - True forget-me-not (April)
• Myriophyllum aquaticum - Parrot's feather (February)
• Pistia stratiotes - Water lettuce/Nile cabbage (October)
• Salvinia molesta - Giant salvinia (December)
• Trapa natans - Water chestnut (March)

Alternanthera philoxeroides - Alligatorweed (September)

• Biological Control of Invasive Plants in the Eastern United States - USDA Forest Service
• Center for Aquatic and Invasive Plants
• Global Invasive Species Database
• Invasive Alien Plant Species of Virginia - Virginia DCR and Virginia Native Plant Society
• Invasive.org
• The Nature Conservancy: The Global Invasive Species Initiative
• USDA PLANTS Database

Caulerpa taxifolia - Killer algae (August)

• Global Invasive Species Database
• Invasive Aquatic Plants of the United States
• Invasive.org
• Marine Algae of Hawai'i
• National Marine Fisheries Service Fact Sheet
• Southern California Caulerpa Action Team
• USDA PLANTS Database

Eichhornia crassipes - Water hyacinth (January)

• Aquatic Nuisance Species Task Force Caulerpa Working Group Caulerpa Control Plan
• Center for Aquatic and Invasive Plants
• Global Invasive Species Database
• Invasive Aquatic Plants of the United States
• Invasive Plant Atlas of New England
• Invasive.org
• The Nature Conservancy: The Global Invasive Species Initiative
• Pacific Island Ecosystems at Risk Project
• USDA PLANTS Database

Hydrilla verticillata - Hydrilla (May)

• Center for Aquatic and Invasive Plants
• Global Invasive Species Database
• Invasive Plant Atlas of New England
• Invasive.org
• The Nature Conservancy: The Global Invasive Species Initiative
• [The Perfect Aquatic Weed - University of Florida
• USDA PLANTS Database
• USGS Nonindigenous Aquatic Species

Hymenachne amplexicaulis - West Indian marsh grass (June)

• Alien Plant Working Group (Plant Conservation Alliance) Fact Sheet
• for Aquatic and Invasive Plants
• Identification and Biology of Non-Native Plants in Florida's Natural Areas - University of Florida
• Pacific Island Ecosystems at Risk Project
• USDA PLANTS Database

Ipomoea aquatica - Water spinach (July)

• Federal Noxious Weed Disseminules of the U.S. - USDA-APHIS
• Global Invasive Species Database
• Identification and Biology of Non-Native Plants in Florida's Natural Areas - University of Florida
• Invasive.org
• Non-Native Invasive Plants in the United States
• Pacific Island Ecosystems at Risk Project
• USDA PLANTS Database

Murdannia keisak - Asian spiderwort (November)

• Invasive.org
• USDA PLANTS Database
• Virginia Tech Weed Identification Guide

Myosotis scorpioides - True forget-me-not (April)

• Invasive Plant Atlas of New England
• Invasive.org
• USDA PLANTS Database

Myriophyllum aquaticum - Parrot's feather (February)

• Global Invasive Species Database
• Invasive Plant Atlas of New England
• Invasive.org
• The Nature Conservancy: The Global Invasive Species Initiative
• Non-Native Invasive Plants in the United States
• Pacific Island Ecosystems at Risk Project
• USDA PLANTS Database

Pistia stratiotes - Water lettuce/Nile cabbage (October)

• Biological Control of Invasive Plants in the Eastern United States - USDA Forest Service
• Center for Aquatic and Invasive Plants
• Global Invasive Species Database
• Identification and Biology of Non-Native Plants in Florida's Natural Areas - University of Florida
• Invasive Aquatic Plants of the United States
• Invasive Plant Atlas of New England
• Invasive.org
• Pacific Island Ecosystems at Risk Project
• USDA PLANTS Database

Salvinia molesta - Giant salvinia (December)

• Center for Aquatic and Invasive Plants
• Giant Salvinia Control Plan (Draft 2002) - Lower Colorado River Giant Salvinia Task Force
• Global Invasive Species Database
• Invasive Plant Atlas of New England
• The Nature Conservancy: The Global Invasive Species Initiative
• Pacific Island Ecosystems at Risk Project
• USDA PLANTS Database
• US Geological Survey

Trapa natans - Water chestnut (March)

• Biological Control of Invasive Plants in the Eastern United States - USDA Forest Service
• Center for Aquatic and Invasive Plants
• Global Invasive Species Database
• Invasive Plant Atlas of New England
• Invasive.org
• Maryland Department of Natural Resources Water Chestnut Management Plan
• The Nature Conservancy: The Global Invasive Species Initiative
• USDA PLANTS Database