Mid 17th century; earliest use found in Thomas Browne (1605–1682), physician and author. From phyto- + -logy, after post-classical Latin phytologia. Compare French phytologie.
Definition of phytology in US English:
phytology
nounfʌɪˈtɒlədʒi
rare
The scientific study of plants; botany.
Origin
Mid 17th century; earliest use found in Thomas Browne (1605–1682), physician and author. From phyto- + -logy, after post-classical Latin phytologia. Compare French phytologie.