Publications for:

pest = Veronica officinalis (weed)
country = Canada (east)

found 2 publications:

2007

Alvar seed bank germination responses to variable soil moisture
Canadian Journal of Botany - Revue Canadienne de Botanique (2007) 85 (10), 986-993
publishers website - pestinfo wiki

2003

The upland hardwood component of Prince Edward Island's remnant Acadian forest: determination of depth of edge and patterns of exotic plant invasion
Canadian Journal of Botany - Revue Canadienne de Botanique (2003) 81 (11), 1113-1128
publishers website - pestinfo wiki