Fig. 1
From: Spread of volunteer and feral maize plants in Central Europe: recent data from Austria
Observations of volunteer (a–e) and feral (f–p) maize in Austria. Volunteer maize: a–c potato fields near Bad Radkersburg in Styria (7th August 2011); d soybean field in Landegg close to Hornstein in Lower Austria (11th August 2011); e pumpkin field in Hausleiten in Lower Austria (9th September 2011). Feral maize: f Hornstein, Burgenland (18th August 2007); g and h Purbach am Neusiedlersee, Burgenland (12th August 2008); i–k at the edge of the “Zitzmannsdorfer Wiesen”, Neusiedlersee, Burgenland (19th August 2010); l and m Nestelbach, Styria; n and o loading area in the port of Enns, Upper Austria (12th August 2015); p pile of sand located in the port of Enns, Upper Austria (12th August 2015), moreover feral oilseed rape plants could be observed on the pile