Definition of phytognomy in English:

phytognomy

noun

historical
  • The (supposed) art of discovering the qualities of a plant from its appearance; vegetable physiognomy.

Origin

Mid 17th century; earliest use found in Thomas Browne (1605–1682), physician and author. From phyto- and -gnomy, after physiognomy.

Pronunciation

phytognomy

/fʌɪˈtɒɡnəmi/