Mid 19th century; earliest use found in John Lindley (1799–1865), botanist and horticulturist. From scientific Latin Phyllodineae, section name + -ous.
Definition of phyllodineous in US English:
phyllodineous
adjectiveˌfɪlə(ʊ)ˈdɪnɪəs
Botany rare
= phyllodinous.
Origin
Mid 19th century; earliest use found in John Lindley (1799–1865), botanist and horticulturist. From scientific Latin Phyllodineae, section name + -ous.