Easter lily, Lilium longiflorum, single flower hanging down against a flat green background.

Easter lily, Lilium longiflorum, single flower hanging down showing stamen inside with light green background.

Japanese Lilac tree, Zelkova serrrata, viewed from underneath looking up at the canopy of backlit leaves turning yellow.

Japanese Lilac tree, Zelkova serrrata, viewed from underneath looking up at the canopy of backlit leaves turning orange.

Japanese Lilac tree, Zelkova serrrata, viewed from underneath looking up at the canopy of backlit leaves turning orange.

Close studio shot looking into open flower of Easter lily, Lilium longiflorum

Close shot of funnel shaped white flower of Easter lily, Lilium longiflorum.

Ranunculus, Persian ranunculus, a double petalled orange Ranunculus asiaticus cultivar, Front view showing yellow stamens and a curved stem.

Ranunculus, Persian ranunculus, a double petalled pale pink Ranunculus asiaticus cultivar, Side view with selective focus and soft light of a flower on a bent curved stem.

Ranunculus, Persian ranunculus, a double petalled pale pink Ranunculus asiaticus cultivar, Close side view with selective focus and soft light.

Ranunculus, Persian ranunculus, an orange Ranunculus asiaticus cultivar, Close side view with selective focus against a green background.

Ranunuculus, Persian ranunculus, a double petalled orange Ranunculus asiaticus cultivar, Front view showing yellow stamens and a long stem.

Ranunculus, Persian ranunculus, a double petalled yellow Ranunculus asiaticus cultivar, Close front view with selective focus against a green graduated background.

Ranunculus, Persian ranunculus, a double petalled yellow Ranunculus asiaticus cultivar, Close front view with selective focus against a green graduated background.

Ranunculus, Persian ranunculus, a double petalled yellow Ranunculus asiaticus cultivar, Close side view with selective focus against a green background.

Ranuncuus, Persian ranunculus, a double petalled yellow Ranunculus asiaticus cultivar, Close side view with selective focus against a brown background.

Ranunculus, Persian ranunculus, a double petalled yellow Ranunculus asiaticus cultivar, Close side view with selective focus against a blue background.

Tulip, Parrot tulip, Tulipa 'Flaming parrot', Side view of one red, orange and yellow fringed tulip.

Tulip, Parrot tulip, Tulipa 'Flaming parrot', Side view of one red, orange and yellow fringed tulip.