ˌpedəˈlan(t)thəs noun
Usage: capitalized
Etymology: New Latin, from Greek pedilon sandal + New Latin -anthus; akin to Latin ped-, pes foot — more at foot
: a genus of tropical American shrubby plants (family Euphorbiaceae) resembling cactus and differing from members of the genus Euphorbia chiefly in having an irregular involucre with a short spur on the upper side containing the glands