Poland 1989, Flowers, Therapeutic Plants 500 and 1000

Poland (Polska) stamp 1989

Flowers

From the series: Therapeutic Plants

Rosa canina (dog rose) 500

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Poland (Polska) stamp 1989

Flowers

From the series: Therapeutic Plants

Centaurea cyanus, 1000

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Centaurea cyan's is commonly known as cornflower, bachelor's button, 

bluebottle, boutonniere flower, hurtsickle or cyan flower.