大姚三台核桃,树冠庞大、宽厚,呈伞形;树皮粗糙,树干粗壮,枝条细密,每条果枝能结实三至四个,因而,果枝常被压弯、下垂。三台核桃产于大姚和毗邻大姚的宾川边境。种子似草果形、皮薄(零点八毫米)刻纹细微光滑;约四十八个果才 Dayao three walnut, crown large, generous, umbrella; rough bark, thick sturdy branches, branches and delicate, each fruiting branch can be strong three to four, therefore, fruiting branches often bends, sags. Three walnuts produced in Dayao and adjacent Bin Yao Binchuan border. Seeds resembling grass-like fruit, thin skin (0.8 mm) carved fine smooth; about forty-eight fruit