This plant is a deciduous perennial originating from China. Common names are Wayside, Pagoda, Poker or Orchid Primrose. It is notable for its striking flower clusters. This muscarioides primula is rather short lived but easily grown. Purplish-blue, conical flowers, to 1cm across, open from scarlet buds and are borne in umbels on sturdy, white-mealed stems.

^ This is the light green cone variety.

Photos: Flower Dome, Gardens by the Bay, Singapore, 20130602

Source: greenfingers.com