The light green ray petals surround the darker green cone of this wonderfully fragrant perennial

and includes a burgundy bow

Large (3 to 5 feet tall) perennial with showy foliage and clusters of small greenish-white flowers

Stunning flowers in blues

As far as citrus goes

Polygonatum biflorum (Smooth Solomon's Seal) North American Native The light green ray petalsA native, perennial wildflower with long arched stems and white, tubular flowers hanging in pairs from March to June. Blue berries follow after the flowers. Prefers part to full shade and low to medium moisture. Grows 2 3 feet tall. Photo courtesy of Missouri Botanical Gardens