Christophe Courteau / Mountain gorilla (Gorilla beringei beringei) silverback sitting on boundary wall between Volcanoes National Park and a Potato crop, looking into valley. Area to be restored to forest. Rwanda.

Juan Manuel Borrero / Illustration of Bittersweet (Solanum dulcamara). Detail of leaves and fruit. Pencil and watercolor painting.

Michael & Patricia Fogden / Violet Sabre-wing (Campylopterus hemileucurus) immature hummingbird feeding and pollinating Coral Tree (Erythrina sp) flowers, cloud forest, Costa Rica

Michael & Patricia Fogden / Green Hermit (Phaethornis guy) hummingbird feeding on and pollinating Coral Tree (Erythrina sp) flowers, Monteverde Cloud Forest Reserve, Costa Rica

Nigel Cattlin / Tomato (Solanum lycopersicon) with blossom end rot, symptom of calcium deficiency, cultivated in glasshouse. Berkshire, England, UK. July.

Nigel Cattlin / Two-spot spider mite (Tetranychus urticae) grazing damage to Tomato (Solanum lycopersicum) leaves. Cultivated in greenhouse, Berkshire, England, UK. September.

Nigel Cattlin / Black nightshade (Solanum nigrum) flowering and with unripe berries, an annual arable weed. Berkshire, England, UK. August.

Bernard Castelein / Bitter nightshade (Solanum dulcamara), Peerdsbos, Brasschaat, Belgium. July

Nick Upton / Devil's apple (Solanum linnaeanum) with toxic fruit. Invasive species, native to South Africa. Sardinia, Italy. June.

Nick Upton / Apple of Sodom / Devil's apple / Devil's tomato (Solanum linnaeanum / sodomaeum) an invasive South African species with toxic fruits developing, coastal scrubland, Sardinia, Italy, Jun...

Nigel Cattlin / Potato (Solanum tuberosum) plants, a young organic crop on large flat fenland field. Cambridgeshire, England, UK. June.

Nigel Cattlin / Young potato crop (Solanum tuberosum) on level fenland field. Cambridgeshire, England, UK. June.