Lobelia divaricata Hook. & Arn. Lobelia divaricata Hook. & Arn., Bot. Beechey Voy.: 301. 1838 sec. Rzedowski 2019=Lobelia trivialis E. Wimm. in Repert. Spec. Nov. Regni Veg. 38: 83. 1935 syn. sec. The Plant List 2013