ogonium or Oogonium: How To spell?
The word ogonium is misspelled against Oogonium, a noun meaning "A special cell in certain cryptogamous plants containing oospheres, as in the rockweeds (Fucus), and the orders Vaucherieae and Peronosporeae."
Oogonium has double "oo" is mispronounced as "o"Remember double 'OO' in between the strings & gonium which should not be misspelled with single 'O'
Wrong Spelling:  #NAME?  Correct Spelling:  #NAME? 
Check more misspelled words of Oogonium to spell it correct.