ˈæftɚ ðæt nˈɑːnnˈeɪɾɪv spˈiːsiːz, pɚtˈɪkjʊlɚli flˈækssiːd, wɜːɹ ˌɪntɹədˈuːst tə fˈiːd lˈaɪvstɑːk ænd hæv spɹˈɛd ʌŋkəntɹˈoʊləbli.
After that non-native species, particularly flaxseed, were introduced to feed livestock and have spread uncontrollably.