Botany

Cherry tree in winter

Cherry tree in summer

Cherry tree in spring

Cherry tree in autumn

Illustration of the wild iris (Dietes iridioides).

Labelled illustration of the wild iris (Dietes iridioides).

Illustration of wild calla (Calla palustris), a flowering plant native to cool temperate regions of the Northern Hemisphere, growing in bogs and ponds...

Illustration of purple loosestrife (Lythrum salicaria).

Northern milfoil.

Illustration of a food web with labels. A food web is a set of interconnected food chains by which energy and materials circulate within an ecosystem.

Illustration of Eurasian milfoil (Myriophyllum spicatum), an aquatic plant.