| Ipomopsis aggregata (Pursh) V.E. Grant | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Ipomopsis aggregata subsp. arizonica (Greene) V.E. Grant & A.D. Grant | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ipomopsis aggregata var. arizonica (Greene) S.L. Welsh | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Ipomopsis aggregata subsp. attenuata (A. Gray) V.E. Grant & A.D. Grant | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ipomopsis aggregata var. attenuata (A. Gray) Dorn | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Ipomopsis aggregata subsp. candida (Rydb.) V.E. Grant & A.D. Grant | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ipomopsis aggregata subsp. collina (Greene) Wilken & Allard | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ipomopsis aggregata var. macrosiphon (Kearney & Peebles) Dorn | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ipomopsis aggregata var. maculata (M.E. Jones) S.L. Welsh | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Ipomopsis aggregata var. tenuituba (Rydb.) Dorn | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Ipomopsis aggregata var. texana (Greene) Shinners | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Ipomopsis arizonica (Greene) Wherry | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ipomopsis bridgesii (A.Gray) Wherry | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ipomopsis candida (Rydb.) Wherry | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ipomopsis candida (Rydb.) W.A.Weber | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ipomopsis congesta (Hook.) V.E. Grant | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Ipomopsis congesta subsp. crebrifolia (Nutt.) A.G.Day | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ipomopsis congesta subsp. frutescens (Rydb.) A.G. Day | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ipomopsis congesta var. frutescens (Rydb.) S.L. Welsh | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Ipomopsis congesta subsp. montana (A. Nelson & P.B. Kenn.) V.E. Grant | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Ipomopsis congesta subsp. nevadensis (Tidestr.) Kartesz & Gandhi | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Ipomopsis congesta subsp. palmifrons (Brand) A.G. Day | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ipomopsis congesta var. palmifrons (Brand) S.L. Welsh | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Ipomopsis congesta subsp. pseudotypica (Constance & Rollins) A.G.Day | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ipomopsis congesta subsp. viridis (Cronquist) A.G. Day | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Ipomopsis depressa (M.E. Jones ex A. Gray) V.E. Grant | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Ipomopsis effusa (A.Gray) Moran | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ipomopsis elegans Michx. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ipomopsis elegans Lindl. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ipomopsis frutescens (Rydb.) V.E. Grant | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ipomopsis globularis (Brand) W.A.Weber | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ipomopsis gloriosa (Brandegee) V.E. Grant | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ipomopsis gossypifera (Gillies ex Benth.) V.E.Grant | 
		Accepted | 
		  | 
		WCSP (in review) | 
	
	
		| Ipomopsis gunnisonii (Torr. & A. Gray) V.E. Grant | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Ipomopsis guttata (A. Gray) Moran | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Ipomopsis havardii (A. Gray) V.E. Grant | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Ipomopsis inconspicua Sm. | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ipomopsis laxiflora (J.M. Coult.) V.E. Grant | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Ipomopsis longiflora (Torr.) V.E. Grant | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Ipomopsis longiflora subsp. australis R.A. Fletcher & W.L. Wagner | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ipomopsis longiflora var. australis (R.A. Fletcher & W.L. Wagner) B.L. Turner | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Ipomopsis longiflora subsp. neomexicana Wilken | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ipomopsis longiflora var. neomexicana (Wilken) B.L. Turner | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Ipomopsis macombii (Torr. ex A. Gray) V.E. Grant | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Ipomopsis macrosiphon (Kearney & Peebles) V.E. Grant & Wilken | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Ipomopsis minutiflora (Benth.) V.E.Grant | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Ipomopsis monticola J.M.Porter & L.A.Johnson | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ipomopsis multiflora (Nutt.) V.E. Grant | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Ipomopsis picta G.Don | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ipomopsis pinnata (Cav.) V.E. Grant | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Ipomopsis polyantha (Rydb.) V.E. Grant | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Ipomopsis polycladon (Torr.) V.E. Grant | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Ipomopsis pringlei (A.Gray) Henrickson | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ipomopsis pumila (Nutt.) V.E. Grant | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Ipomopsis roseata (Rydb.) V.E. Grant | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Ipomopsis rubra (L.) Wherry | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ipomopsis sancti-spiritus Wilken & R.A.Fletcher | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ipomopsis sonorae (Rose) A.D. Grant | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Ipomopsis spicata (Nutt.) V.E. Grant | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Ipomopsis spicata subsp. capitata (A. Gray) V.E. Grant | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Ipomopsis spicata var. cephaloidea (Rydb.) Wilken & R.L.Hartm. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ipomopsis spicata subsp. orchidacea (Brand) Wilken & R.L. Hartm. | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Ipomopsis spicata var. orchidacea (Brand) Dorn | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ipomopsis spicata subsp. robruthiae Wilken & R.L. Hartm. | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ipomopsis spicata var. robruthiae (Wilken & R.L. Hartm.) Dorn | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Ipomopsis spicata subsp. tridactyla (Rydb.) Wilken & R.L. Hartm. | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ipomopsis stenothyrsa (A. Gray) W.A. Weber | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ipomopsis tenuifolia (A. Gray) V.E. Grant | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Ipomopsis tenuituba (Rydb.) V.E. Grant | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ipomopsis tenuituba subsp. macrosiphon (Kearney & Peebles) V.E. Grant & Wilken | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Ipomopsis thurberi (Torr. ex A. Gray) V.E. Grant | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Ipomopsis tridactyla (Rydb.) S.L. Welsh | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Ipomopsis tuberosa Willd. ex Steud. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ipomopsis verticillata Willd. ex Schult. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Ipomopsis wendtii Henrickson | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Ipomopsis wrightii (A.Gray) Shinners | 
		Unresolved | 
		  | 
		WCSP (in review) |