Publications for:

pest = Erigeron sumatrensis (weed)
country = Spain (continental)

found 2 publications:

2004

New natural hosts of Pepino mosaic virus in Spain
Plant Disease (2004) 88 (8), p.906
publishers website - pestinfo wiki

2003

Conyza albida: a new biotype with ALS inhibitor resistance
Weed Research (2003) 43 (3), 221-226
publishers website - pestinfo wiki