In the nearly 20,000 species of the Orchidaceae, Satyrium ciliatum Ldl. is the only species which has been reported to display two separate sexual forms, the female form and the hermaphroditic form.

• 缘毛鸟足兰是在具有近20,000种的兰科中迄今为止报导过的雄性不育类型与两性类型共存的唯一例子。