Botany

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.