The word Alogamous is misspelled against Allogamous, an adjective meaning "Characterized by allogamy."
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Allogamous has double "ll" is mispronounced as "l"
Remember double 'LL' in between the strings a & ogamous which should not be misspelled with single 'L'
Wrong Spelling:  a-l-ogamous 
Correct Spelling:  a-ll-ogamous 
Check more misspelled words of Allogamous to spell it correct.