Sidotheca trilobata (A. Gray) Reveal Sidotheca trilobata (A. Gray) Reveal in Harvard Pap. Bot. 9(1): 211. 2004 sec. Freeman & Reveal 2005≡Oxytheca trilobata A. Gray in Proc. Amer. Acad. Arts 12: 83. 1876 syn. sec. Freeman & Reveal 2005