Euphorbia myrsinites
Other plants you might like if you grow myrtle spurge.
bishop's hat
Astrophytum myriostigma
bog spurge
Euphorbia palustris
christplant
Euphorbia milii
croton
Codiaeum variegatum
Codiaeum variegatum var. pictum
cushion spurge
Euphorbia epithymoides 'Bonfire'
Euphorbia polychroma
Euphorbia polychroma 'Candy'
