Pictured are various forms of nectaries. Left, the nectar spurs of <i>linaria vulgaris</i>; the cushion-like nectaries in a grape flower; nectaries of columbine; right, the nectar scales on petals of ranunculus.

Nectaries

Pictured are various forms of nectaries. Left, the nectar spurs of linaria vulgaris; the cushion-like…