Forked Blue Curls (Trichostema dichotomum). Lamiaceae. August 16, 2020 1500 × 1200 Forked Blue Curls (Trichostema dichotomum). Lamiaceae. Native. Grasslands, barrens, rocky outcrops. Throughout. Napeague, Sept 2019. Native. Grasslands, barrens, rocky outcrops. Throughout. Napeague, September 2019.