Roadside, by field boundary fence, among grass and dicot weeds.
Notes:
Erect-stemmed herb (the stems prostrate near base only). Flowers in corymbs, dense, fragrant. Corolla white or rosy-pink; limb 1.5-2cm across, rather undulate, with an irregular ring towards base (pink in the white form). From a wildflower seed sowing along the fenceline a year or two earlier. Fairly common.