Bysaceous or Byssaceous: How To spell?
The word Bysaceous is misspelled against Byssaceous, an adjective meaning "Byssuslike; consisting of fine fibers or threads, as some very delicate filamentous algae."
Byssaceous has double "ss" is mispronounced as "s"Remember double 'SS' in between the strings by & aceous which should not be misspelled with single 'S'
Wrong Spelling:  by-s-aceous  Correct Spelling:  by-ss-aceous 
Check more misspelled words of Byssaceous to spell it correct.