Abstract.

Coneflower, Black-eyed Susan, Rudbeckia hirta.

Hellebore, Helleborus.

Astrantia, Masterwort, Astrantia major.

Passion flower, Passiflora caerulea.

Dandelion clock, Taraxacum officinale.

Dandelion clock, Taraxacum officinale.

Love-in-a-mist, Nigella damascena.

Orange, Citrus sinensis.

Magnolia.

Rose, Rosa 'La Reine Victoria'.

Cabbage, Ornamentalcabbage, Brassica oleracea.