| Chamaesyce celastroides (Boiss.) Croizat & O.Deg. | Synonym |  | WCSP | 
	
		| Chamaesyce celastroides var. amplectens (Sherff) O.Deg. & I.Deg. | Synonym |  | WCSP | 
	
		| Chamaesyce celastroides var. hanapepensis (Sherff) O.Deg. & I.Deg. | Synonym |  | WCSP | 
	
		| Chamaesyce celastroides var. kaenana (Sherff) O.Deg. & I.Deg. | Synonym |  | WCSP | 
	
		| Chamaesyce celastroides var. kohalana (O.Deg. & Sherff) O.Deg. & I.Deg. | Synonym |  | WCSP | 
	
		| Chamaesyce celastroides var. laehiensis (O.Deg., I.Deg. & Sherff) Koutnik | Synonym |  | WCSP | 
	
		| Chamaesyce celastroides var. lorifolia (A.Gray ex H.Mann) O.Deg. & I.Deg. | Synonym |  | WCSP | 
	
		| Chamaesyce celastroides var. nelsonii (H.St.John) V.S.Raju & P.N.Rao | Synonym |  | WCSP | 
	
		| Chamaesyce celastroides var. saxicola (O.Deg. & Sherff) O.Deg. & I.Deg. | Synonym |  | WCSP | 
	
		| Chamaesyce celastroides var. stokesii (C.N.Forbes) O.Deg. & I.Deg. | Synonym |  | WCSP | 
	
		| Chamaesyce celastroides var. tomentella (Boiss.) Koutnik | Synonym |  | WCSP | 
	
		| Chamaesyce celastroides var. waikoluensis (Sherff) O.Deg. & I.Deg. | Synonym |  | WCSP | 
	
		| Chamaesyce lorifolia (A.Gray ex H.Mann) Croizat & O.Deg. | Synonym |  | WCSP | 
	
		| Euphorbia annulata Nutt. ex Sherff [Illegitimate] | Synonym |  | WCSP | 
	
		| Euphorbia celastroides var. amplectens Sherff | Synonym |  | WCSP | 
	
		| Euphorbia celastroides var. arenisaxosa H.St.John | Synonym |  | WCSP | 
	
		| Euphorbia celastroides var. halawana Sherff | Synonym |  | WCSP | 
	
		| Euphorbia celastroides var. hanapepensis Sherff | Synonym |  | WCSP | 
	
		| Euphorbia celastroides var. haupuana Sherff | Synonym |  | WCSP | 
	
		| Euphorbia celastroides var. humbertii Sherff | Synonym |  | WCSP | 
	
		| Euphorbia celastroides var. ingrata O.Deg. & Sherff | Synonym |  | WCSP | 
	
		| Euphorbia celastroides var. kaenana Sherff | Synonym |  | WCSP | 
	
		| Euphorbia celastroides var. kealiana Sherff | Synonym |  | WCSP | 
	
		| Euphorbia celastroides var. kohalana Sherff | Synonym |  | WCSP | 
	
		| Euphorbia celastroides var. laehiensis O.Deg., I.Deg. & Sherff | Synonym |  | WCSP | 
	
		| Euphorbia celastroides var. limahuliensis H.St.John | Synonym |  | WCSP | 
	
		| Euphorbia celastroides var. lorifolia (A.Gray ex H.Mann) Sherff | Synonym |  | WCSP | 
	
		| Euphorbia celastroides var. mauiensis Sherff | Synonym |  | WCSP | 
	
		| Euphorbia celastroides var. moomomiana Sherff | Synonym |  | WCSP | 
	
		| Euphorbia celastroides var. nelsonii H.St.John | Synonym |  | WCSP | 
	
		| Euphorbia celastroides var. nematopoda Sherff | Synonym |  | WCSP | 
	
		| Euphorbia celastroides var. niuensis Sherff | Synonym |  | WCSP | 
	
		| Euphorbia celastroides var. niuensis O. Deg. & I. Deg. | Synonym |  | TRO | 
	
		| Euphorbia celastroides var. odonatoides O.Deg. & Sherff | Synonym |  | WCSP | 
	
		| Euphorbia celastroides var. saxicola O.Deg. & Sherff | Synonym |  | WCSP | 
	
		| Euphorbia celastroides var. stokesii (C.N.Forbes) Sherff | Synonym |  | WCSP | 
	
		| Euphorbia celastroides var. tomentella (Boiss.) Oudejans | Synonym |  | WCSP | 
	
		| Euphorbia celastroides var. waikoluensis Sherff | Synonym |  | WCSP | 
	
		| Euphorbia lorifolia (A.Gray ex H.Mann) Hillebr. | Synonym |  | WCSP | 
	
		| Euphorbia multiformis var. celastroides A.Gray | Synonym |  | WCSP | 
	
		| Euphorbia multiformis var. kaalana Sherff | Synonym |  | WCSP | 
	
		| Euphorbia multiformis var. lorifolia A.Gray ex H.Mann | Synonym |  | WCSP | 
	
		| Euphorbia multiformis var. manoana Sherff | Synonym |  | WCSP | 
	
		| Euphorbia multiformis var. perdita Sherff | Synonym |  | WCSP | 
	
		| Euphorbia multiformis var. tomentella Boiss. | Synonym |  | WCSP | 
	
		| Euphorbia oahuensis Skottsb. | Synonym |  | WCSP | 
	
		| Euphorbia rivularis A.Heller | Synonym |  | WCSP | 
	
		| Euphorbia stokesii C.N.Forbes | Synonym |  | WCSP |