Publications for:

pest = Xanthium strumarium (weed)
country = U.S.A. (NW)

found 2 publications:

2002

First report of Puccinia xanthii on sunflower in North America
Plant Disease (2002) 86 (5), p. 564
publishers website - pestinfo wiki

2001

Genetic relationships of common cocklebur accessions from the United States
Weed Science (2001) 49 (3), 318-325
publishers website - pestinfo wiki