Ipomopsis spicata var. cephaloides (Rydb.) Wilken & R.L.Hartm. variety accepted

Ipomopsis spicata subsp. robruthiae Wilken & R.L.Hartm. subspecies accepted

Ipomopsis spicata subsp. orchidacea (Brand) Wilken & R.L.Hartm. subspecies accepted

Gilia spicata Nutt. species synonym

Ipomopsis spicata subsp. robruthiorum Wilken & R.L.Hartm. subspecies synonym

Ipomopsis spicata subsp. spicata subspecies accepted

Ipomopsis spicata var. robruthii (Wilken & R.L.Hartm.) Dorn variety synonym

Ipomopsis spicata var. spicata variety accepted

Gilia trifida Nutt. species heterotypic synonym

Gilia tridactyla Rydb. species synonym

Gilia congesta var. orchidacea Brand variety synonym

Gilia spicata var. tridactyla (Rydb.) Constance & Rollins variety synonym

Gilia spicata var. orchidacea (Brand) Cronquist variety synonym

Gilia spicata var. deserta A.Nelson variety synonym

Gilia spicata var. capitata A.Gray variety synonym

Ipomopsis spicata subsp. tridactyla (Rydb.) Wilken & R.L.Hartm. subspecies accepted

Ipomopsis spicata var. robruthiorum (Wilken & R.L.Hartm.) Dorn variety synonym

Ipomopsis spicata subsp. robruthii Wilken & R.L.Hartm. subspecies accepted

Ipomopsis spicata var. robruthiae (Wilken & R.L.Hartm.) Dorn variety synonym

Ipomopsis spicata var. orchidacea (Brand) Dorn variety synonym

Ipomopsis spicata subsp. capitata (A.Gray) V.E.Grant subspecies accepted

Navarretia spicata (Nutt.) Kuntze species synonym

Ipomopsis tridactyla (Rydb.) S.L.Welsh species synonym

Gilia trifida Brand species heterotypic synonym