Sphaerocardamum compressum (Rollins) Rollins Sphaerocardamum compressum (Rollins) Rollins in Contr. Gray Herb. 213: 15. 1984 sec. Rollins 1993≡Cibotarium divaricatum var. compressum Rollins in Contr. Dudley Herb. 3: 190. 1941 syn. sec. Bailey & al. 2007