Drake, J. M., & Lodge, D. M. (2004). Global hot spots of biological invasions: evaluating options
for ballast-water management. Proceedings of the Royal Society B: Biological Sciences, 271,
575–580.
Elliott, P., Cantab, M. A., Aldridge, D. C., & Moggrldge, P. G. D. (2005). The increasing effects of
zebra mussels on water installations in England. Water and Environment Journal, 19, 367–375.
Elton, C. S. (1958). The ecology of invasions by animals and plants. Chicago: University of
Chicago Press.
Ernst, W. H. O. (1998). Invasion, dispersal and ecology of the South African neophyte Senecio
inaequidens in The Netherlands: From wool alien to railway and road alien. Acta Botanica
Neerlandica, 47, 131–151.
Essl, F., Dullinger, S., Rabitsch, W., Hulme, P. E., Hülber, K., Jarošík, V., et al. (2011).
Socioeconomic legacy yields an invasion debt. Proceedings of the National Academy of
Sciences of the United States of America, 108, 203–207.
EU. (2016). Natura 2000 barometer. http://ec.europa.eu/environment/nature/natura2000/
barometer/index_en.htm
Fagan, W. F., Lewis, M. A., Neubert, M. G., & Van Den Driessche, P. (2002). Invasion theory and
biological control. Ecology Letters, 5, 148–157.
Gelbard, J. L., & Belnap, J. (2003). Roads as conduits for exotic plant invasions in a semiarid
landscape. Conservation Biology, 17, 420–432.
Hansen, M. J., & Clevenger, A. P. (2005). The influence of disturbance and habitat on the presence
of non-native plant species along transport corridors. Biological Conservation, 125, 249–259.
Harris, S. A. (2002). Introduction of Oxford ragwort, Senecio squalidus L. (Asteraceae), to the
United Kingdom. Watsonia, 24, 31–43.
Heger, T., & Böhmer, H. J. (2005). The invasion of Central Europe by Senecio inaequidens DC—
A complex biogeographical problem. Erdkunde, 59, 34–49.
Heger, T., & Böhmer, H. (2006). NOBANIS—Invasive alien species fact sheet—Senecio
inaequidens. Online database of the European Network on invasive alien species—
NOBANIS. url:www.nobanis.org
Hodkinson, D. J., & Thompson, K. (1997). Plant dispersal: The role of man. Journal of Applied
Ecology, 34, 1484–1496.
Hofmann, J. E. (2009). Records of nine-banded armadillos, Dasypus novemcinctus, in Illinois.
Transactions of the Illinois State Academy of Science, 102, 95–106.
Hulme, P. E. (2009). Trade, transport and trouble: Managing invasive species pathways in an era
of globalization. Journal of Applied Ecology, 46, 10–18.
Hulme, P. E., Bacher, S., Kenis, M., Klotz, S., Kühn, I., Minchin, D., et al. (2008). Grasping at the
routes of biological invasions: A framework for integrating pathways into policy. Journal of
Applied Ecology, 45, 403–414.
Humair, F., Humair, L., Kuhn, F., & Kueffer, C. (2015). E-commerce trade in invasive plants.
Conservation Biology: The Journal of the Society for Conservation Biology, 0, 1–8.
Jodoin, Y., Lavoie, C., Villeneuve, P., Theriault, M., Beaulieu, J., & Belzile, F. (2008). Highways
as corridors and habitats for the invasive common reed Phragmites australis in Quebec,
Canada. Journal of Applied Ecology, 45, 459–466.
Keller, R. P., Geist, J., Jeschke, J. M., & Kühn, I. (2011). Invasive species in Europe: Ecology,
status, and policy. Environmental Sciences Europe, 23, 23.
Keller, R. P., Lodge, D. M., & Finnoff, D. C. (2007). Risk assessment for invasive species
produces net bioeconomic benefits. Proceedings of the National Academy of Sciences of the
United States of America, 104, 203–207.
Li, B., Wang, Y., & Zhang, M. (2007). Guard against invasion of Rattus norvegicus into
Tibet along Qinghai-Tibet railway. Research of Agricultural Modernization, 3, 24.
Lockwood, J. L., Cassey, P., & Blackburn, T. M. (2009). The more you introduce the more you
get: The role of colonization pressure and propagule pressure in invasion ecology. Diversity
and Distributions, 15, 904–910.
Lounibos, L. (2010). Human disease vectors. In D. Simberloff & M. Rejmánek (Eds.),
Encyclopedia of Biological Invasions. Berkeley: University of California Press.
78
F. Ascensão and C. Capinha
for ballast-water management. Proceedings of the Royal Society B: Biological Sciences, 271,
575–580.
Elliott, P., Cantab, M. A., Aldridge, D. C., & Moggrldge, P. G. D. (2005). The increasing effects of
zebra mussels on water installations in England. Water and Environment Journal, 19, 367–375.
Elton, C. S. (1958). The ecology of invasions by animals and plants. Chicago: University of
Chicago Press.
Ernst, W. H. O. (1998). Invasion, dispersal and ecology of the South African neophyte Senecio
inaequidens in The Netherlands: From wool alien to railway and road alien. Acta Botanica
Neerlandica, 47, 131–151.
Essl, F., Dullinger, S., Rabitsch, W., Hulme, P. E., Hülber, K., Jarošík, V., et al. (2011).
Socioeconomic legacy yields an invasion debt. Proceedings of the National Academy of
Sciences of the United States of America, 108, 203–207.
EU. (2016). Natura 2000 barometer. http://ec.europa.eu/environment/nature/natura2000/
barometer/index_en.htm
Fagan, W. F., Lewis, M. A., Neubert, M. G., & Van Den Driessche, P. (2002). Invasion theory and
biological control. Ecology Letters, 5, 148–157.
Gelbard, J. L., & Belnap, J. (2003). Roads as conduits for exotic plant invasions in a semiarid
landscape. Conservation Biology, 17, 420–432.
Hansen, M. J., & Clevenger, A. P. (2005). The influence of disturbance and habitat on the presence
of non-native plant species along transport corridors. Biological Conservation, 125, 249–259.
Harris, S. A. (2002). Introduction of Oxford ragwort, Senecio squalidus L. (Asteraceae), to the
United Kingdom. Watsonia, 24, 31–43.
Heger, T., & Böhmer, H. J. (2005). The invasion of Central Europe by Senecio inaequidens DC—
A complex biogeographical problem. Erdkunde, 59, 34–49.
Heger, T., & Böhmer, H. (2006). NOBANIS—Invasive alien species fact sheet—Senecio
inaequidens. Online database of the European Network on invasive alien species—
NOBANIS. url:www.nobanis.org
Hodkinson, D. J., & Thompson, K. (1997). Plant dispersal: The role of man. Journal of Applied
Ecology, 34, 1484–1496.
Hofmann, J. E. (2009). Records of nine-banded armadillos, Dasypus novemcinctus, in Illinois.
Transactions of the Illinois State Academy of Science, 102, 95–106.
Hulme, P. E. (2009). Trade, transport and trouble: Managing invasive species pathways in an era
of globalization. Journal of Applied Ecology, 46, 10–18.
Hulme, P. E., Bacher, S., Kenis, M., Klotz, S., Kühn, I., Minchin, D., et al. (2008). Grasping at the
routes of biological invasions: A framework for integrating pathways into policy. Journal of
Applied Ecology, 45, 403–414.
Humair, F., Humair, L., Kuhn, F., & Kueffer, C. (2015). E-commerce trade in invasive plants.
Conservation Biology: The Journal of the Society for Conservation Biology, 0, 1–8.
Jodoin, Y., Lavoie, C., Villeneuve, P., Theriault, M., Beaulieu, J., & Belzile, F. (2008). Highways
as corridors and habitats for the invasive common reed Phragmites australis in Quebec,
Canada. Journal of Applied Ecology, 45, 459–466.
Keller, R. P., Geist, J., Jeschke, J. M., & Kühn, I. (2011). Invasive species in Europe: Ecology,
status, and policy. Environmental Sciences Europe, 23, 23.
Keller, R. P., Lodge, D. M., & Finnoff, D. C. (2007). Risk assessment for invasive species
produces net bioeconomic benefits. Proceedings of the National Academy of Sciences of the
United States of America, 104, 203–207.
Li, B., Wang, Y., & Zhang, M. (2007). Guard against invasion of Rattus norvegicus into
Tibet along Qinghai-Tibet railway. Research of Agricultural Modernization, 3, 24.
Lockwood, J. L., Cassey, P., & Blackburn, T. M. (2009). The more you introduce the more you
get: The role of colonization pressure and propagule pressure in invasion ecology. Diversity
and Distributions, 15, 904–910.
Lounibos, L. (2010). Human disease vectors. In D. Simberloff & M. Rejmánek (Eds.),
Encyclopedia of Biological Invasions. Berkeley: University of California Press.
78
F. Ascensão and C. Capinha