<Tr> <Td> Turnip greens, cooked </Td> <Td> ​ ⁄ cup </Td> <Td> 110 </Td> </Tr> <Tr> <Td> Chocolate, unsweetened </Td> <Td> 1 oz </Td> <Td> 91 </Td> </Tr> <Tr> <Td> Parsnips, diced, cooked </Td> <Td> ​ ⁄ cup </Td> <Td> 81 </Td> </Tr> <Tr> <Td> Collard greens, cooked </Td> <Td> ​ ⁄ cup </Td> <Td> 74 </Td> </Tr>

Study of oxalate ion content in guava fruit wikipedia