Invasive Plants of Natural Habitats in Canada - Canadian Wildlife Service

Part I
Invasive plants and their biology, impact and control options

Tables and figures (Part I)

Table 1. Survey Form for Invasive Species
Table 2. Survey Responses for Invasive Wetland Species
Table 3. Survey Responses for Invasive Upland Species
Figure 1. Range expansion of Eurasian watermilfoil (Myriophyllum spicatum)
Figure 2. Range expansion of European frog-bit (Hydrocharis morsus-ranae)
Figure 3. Range expansion of flowering-rush (Butomus umbellatus)
Figure 4. Generalized distribution of glossy buckthorn (Rhamnus frangula)
Figure 5. Range expansion of purple loosestrife (Lyythrum salicaria)
Figure 6. Generalized distribution of reed canary grass (Phalaris arundinacea)
Figure 7. Generalized distribution of common buckthorn (Rhamnus cathartica)
Figure 8. Generalized distribution of garlic mustard (Alliaria petiolata)
Figure 9. Range expansion of leafy spurge (Euphorbia esula)
Figure 10. Generalized distribution of Canada thistle (Cirsium arvense)
Figure 11. Generalized distribution of St.John's wort (Hypericum perforatum)
Figure 12. Generalized distribution of smooth brome grass (Bromus inermis)
Figure 13. Generalized distribution of Tatarian honeysuckle (Lonicera tatarica)
Figure 14. Generalized distribution of yellow sweet-clover (Melilotus officinalis)
Figure 15. Generalized distribution of white sweet-clover (Melilotus alba)

Part II
Legislation in Canada and its application to invasive
plants of natural habitats

Tables (Part II)

Table 1. Summary of provincial Weed Acts and the federal Seeds Act
Table 2. Invasive species of natural upland habitats in Canada and their coverage (*) by provincial Weed Acts and the federal Seeds Act

Catalogue No. CW66-127/1993E
ISBN 0-662-20476-X
Cover: Purple loosestrife
Photo: Maruska Studios
Sketch: Erich Haber and Sally Gadd