Synonyms
Trillium pusillum var. texanum (Buckley) Reveal & C.R.Broome
Trillium texanum Buckley
Trillium pusillum var. ozarkanum (E.J.Palmer & Steyerm.) Steyerm.
Trillium angustifolium Raf.
Trillium ozarkanum E.J.Palmer & Steyerm.
Trillium pumilum Pursh