Gentianales
plural noun
Gen·tia·na·les
-ā(ˌ)lēz
: an order of dicotyledonous plants having gamopetalous and usually actinomorphic flowers with two carpels and mostly opposite leaves compare apocynaceae, asclepiadaceae, gentianaceae, loganiaceae, oleaceae , salvadoraceae
Word History
Etymology
New Latin, from Gentiana + -ales