Italy, Lazio, Rome, Trastevere, Orto Botanico (Botanical Gardens), cacti plants with childs finger pointing.

Italy, Lazio, Rome, Trastevere, Janiculum Hill, Orto Botanico (Botanical Gardens), childs finger pointing to cacti plant.

Scotland, Glasgow, Mackintosh Glasgow, House for an Art Lover, dhalias in the garden. UK, Scotland, Strathclyde, Glasgow.

USA, California, Joshua Treee National Park, Cactus in Cholla Cactus Garden. USA, California, Joshua Tree National Park.

USA, California, Joshua Treee National Park, Cactus in Cholla Cactus Garden. USA, California, Johua Tree National Park.

Cactus, Flowering cacti close-up showing red flower.

Cactus, Flowering cacti close-up showing red flower.

Cactus, Moon cactus, Gymnocalicium mihanovichii, Emerging mauve coloured flowers.

Dragon fruit, Hylocereus undatus, Stgudio shot of purple coloured fruit.

Yucca, Yucca filamentosa, Close up of white flowers growing outdoor.

Yucca, Yucca filamentosa, Close up of white flowers growing outdoor.

Cactus, Close up shot of multi coloured cactii.

Italy, Lazio, Rome, Trastevere, Orto Botanico (Botanical Gardens), cacti plants with childs finger pointing.

Italy, Lazio, Rome, Trastevere, Janiculum Hill, Orto Botanico (Botanical Gardens), childs finger pointing to cacti plant.

Scotland, Glasgow, Mackintosh Glasgow, House for an Art Lover, dhalias in the garden. UK, Scotland, Strathclyde, Glasgow.

USA, California, Joshua Treee National Park, Cactus in Cholla Cactus Garden. USA, California, Joshua Tree National Park.

USA, California, Joshua Treee National Park, Cactus in Cholla Cactus Garden. USA, California, Johua Tree National Park.

Cactus, Flowering cacti close-up showing red flower.

Cactus, Flowering cacti close-up showing red flower.

Cactus, Moon cactus, Gymnocalicium mihanovichii, Emerging mauve coloured flowers.

Dragon fruit, Hylocereus undatus, Stgudio shot of purple coloured fruit.

Yucca, Yucca filamentosa, Close up of white flowers growing outdoor.

Yucca, Yucca filamentosa, Close up of white flowers growing outdoor.

Cactus, Close up shot of multi coloured cactii.

Andean glory of the sun lily, Leucocoryne vittata, colouful purples and white flowers.

Harebell, Campanula rotundifolia, hanging blueish purple flower.

Citrus flower on white background, four views, two with stalk.

Oriental poppy, Papaver orientale 'Patty's Plum', two crossing seedheads showing the soft blue green pod colours.

Sweet leaf, Stevia rebaudiana, a natural sweetener. Close up of 2 single leaves showing serrated edges, cut out against white.

Poppy, Iceland poppy, Papaver nudicaule 'Garden gnome' buds. 2 hairy buds closely entwined.

Sea holly, Eryngium planum, Two snow topped seedheads.

Balloon flower, Platycodon grandiflorus 'Hakone White', flower stem with large, white, double petalled flowers.

Indian paintbrush, Castilleja linariifolia, flowers comprising of cream bracts and sepals translucent in sunshine.

Apple, Malus domestica, apples growing on tree.

Wall barley, Hordeum murinum. Studio shot of two maturing heads of Wall barley extending from green to yellow awns in colour and lying on rusty sheet with crossing stems.

Black poplar, Populus nigra. Close up of mottled brown and black autumn leaf lying on rough, yellow background.