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The petals, when dried, can be used to make a blue food colouring.
The deep blue flowers of this plant can be dried and used as a dye for food ...
Delicate beautiful Blue flower on a vine ...
Deep Blue colored with white center, beautiful flower.
The flower size and shape is about that of pea but the colour almost violet.
The Butterfly pea (Asian pigeonwings) is a herbaceous plant. It grows as a ...
It is a perennial herbaceous plant. Its leaves are elliptic and obtuse. It ...
"It is a perennial herbaceous plant. Its leaves are elliptic and obtuse. It ...
It is a perennial herbaceous plant, with elliptic, obtuse leaves. It grows as a ...