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Updated 7/14/2013

Family Dioscoreaceae

HAWAII - POLYNESIAN INTRODUCTION

Dioscorea bulbifera



Hakalau Bay, Hawaii

Ho'omaluhia, Kane'ohe, O'ahu
 
 

BITTER YAM    HOI

Formerly cultivated strictly as famine food in mesic areas.  Tubers are poisonous unless soaked in running water.  Native to Tropical Africa & Asia.