Bignoniacoeus or Bignoniaceous: How To spell?

The word Bignoniacoeus is misspelled against Bignoniaceous, an adjective meaning "pertaining to, resembling, the family plants which the trumpet flower is an example."

Word contains consecutive vowels 'EO' in between alphabets bignoniac & us is misspelled as 'OE'
Wrong Spelling:  bignoniac-oe-us 
Correct Spelling:  bignoniac-eo-us 
Check more misspelled words of Bignoniaceous to spell it correct.