https://www.yates.co.nz/plants/vegetable/new-zealand-yam/how-to-grow-new-zealand-yam/
How to grow New Zealand Yams (Oxalis tuberosa) | Yates
NZ Yams have sweet tasting tubers with a hint of tangy lemon. They’re great for roasting, steaming, stir fries, boiling or mashing; you can use them just like...
new zealand yamshow tooxalis tuberosagrowyates