Synonyms
Thermopsis gracilis var. ovata (B.L.Rob. ex Piper) M.G.Mendenh.
Thermopsis montana var. hitchcockii (Isely) M.G.Mendenh.
Thermopsis montana subsp. ovata B.L.Rob. ex Piper
Thermopsis ovata (B.L.Rob. ex Piper) Rydb.
Thermopsis rhombifolia var. ovata (B.L.Rob. ex Piper) Isely
Thermopsis xylorhiza A.Nelson
Thermopsis macrophylla var. hitchcockii Isely