Carpelum or Carpellum: How To spell?
The word Carpelum is misspelled against Carpellum, a noun meaning "A simple pistil or single-celled ovary or seed vessel, or one of the parts of a compound pistil, ovary, or seed vessel. See Illust of Carpaphore."
Carpellum has double "ll" is mispronounced as "l"Remember double 'LL' in between the strings carpe & um which should not be misspelled with single 'L'
Wrong Spelling:  carpe-l-um  Correct Spelling:  carpe-ll-um 
Check more misspelled words of Carpellum to spell it correct.