* ba - The "a" in "ba" is a short "a" sound, not a schwa.
* na - The "a" in "na" is also a short "a" sound, not a schwa.
* na - Again, the "a" is a short "a" sound.
Therefore, there are no schwa syllables in the word "banana".
* ba - The "a" in "ba" is a short "a" sound, not a schwa.
* na - The "a" in "na" is also a short "a" sound, not a schwa.
* na - Again, the "a" is a short "a" sound.
Therefore, there are no schwa syllables in the word "banana".