Origin of papilionaceous
Examples from the Web for papilionaceous
Giring landak (Crotalaria retusa) is a papilionaceous flower resembling the lupin, yellow, and tinged at the extremities with red.The History of Sumatra|William Marsden
The flowers are papilionaceous, of a purple colour and arranged in panicles.
A central dorsal ridge, like the keel of a boat; the two anterior united petals of a papilionaceous flower.
The names of the five petals of the papilionaceous corolla are curiously incongruous.The Elements of Botany|Asa Gray
Astragalus, a genus of papilionaceous plants, herbaceous or shrubby, and often spiny.