dioscorea bulbifera plant on farm

alata apple ausgetriebene bulb bulbifera bulbille cancer carcinoma cash climbing crops diabetes dioscorea dioscoreaceae edible environment exotic family food frisch gastric gastronomy goiter green herbaceous herbal land liana lichtwurzel lichtyam medicine natural nature noxious obesity plant potato rectum root softer sore starch throat traditional treat tropical true vegetable villosa voluble wild winged yam