christ thorn(n = noun.plant) christ plant, crown of thorns, euphorbia milii - somewhat climbing bushy spurge of Madagascar having long woody spiny stems with few leaves and flowers with scarlet bracts;
is a kind of spurge
is a member of euphorbia, genus euphorbia

ascension of christ, before christ, christ, christ plant, christ within, church of christ scientist, church of jesus christ of latter-day saints, cockspur thorn, common thorn apple, disciples of christ, evergreen thorn, fire thorn, glastonbury thorn, hedge thorn, hypostasis of christ, jerusalem thorn, jesus christ, mysore thorn, palma christ, parsley-leaved thorn, passion of christ, resurrection of christ, second coming of christ, thorn, thorn apple, united church of christ, vicar of christ