The lateral sepals are 4 -- 6 mm ( 0.16 -- 0.24 in ) wide at the base .
The lateral sepals taper to a thread - like end with a tip like that on the dorsal sepal , although shorter .
The lateral sepals are 4 -- 6 mm ( 0.16 -- 0.24 in ) wide at the base and taper to a thread - like end with a tip like that on the dorsal sepal , although shorter .