LYCAENIDAE (灰蝶) June 2011

I saw it at Tai Fung Au , Tai Tam Reservoir Country Park, near the Tai Tam Upper Reservoir Road entrance.
在大潭水塘郊野公園的大風坳,近大潭水塘上水庫路口到見它.

The flower is 2.5cm diameter(花的直徑為 2.5厘米)

The butterfly body length is approximately 1 cm (蝴蝶體長大約是1厘米)

小黃 May 2010 :
?

Reference:

香港鱗翅目學會- 灰蝶科 :
http://www.hkls.org/butt-lycaenidaec.html