Keys out best as A.sp.3 but some features of fimbriatum too. fimbriatum because of purple anthers and appendages, unbranched stem, leaves not distantly ciliate (it has distant teeth). sp.3 features - erect fruiting pedicels, leaves present at flowering.
Survey (with Pinkerton Landcare) prior to weeding and revegetation. Included some areas of riverbank, rocky escarpment and above. This observation contains native plants - the weeds are contained in observation 2717.