Silver tree, Leucodendron argenteum cropped close up of spikey leaves.

Mountain blechnum, Blechnum tabulare. A close up of fronds showing pattern and detail of curled tips.

Black poplar, Populus nigra. Studio shot of mottled brown autumn leaf lying on rough, yellow background.

Black poplar, Populus nigra. Studio shot of brown and splitting autumn leaf lying on rusty metal sheet.

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

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

Star-of-Bethlehem, Ornithogalum thyrsoides. Close view of clustered, white, star-shaped flowers.

Star-of-Bethlehem, Ornithogalum thyrsoides. Close view of clustered, white, star-shaped flowers.

Protea cynaroides. Single flower head part open and surrounded by layered, pink bracts with soft, white, feathery edges.

Cow horn, Euphorbia grandicornis. Close view of tiny yellow flowers growing along edges of spiny, fleshy leaves.

Jade plant, Money plant, Crassula ovata. Flower stem of white and pale pink flowers with prominent stamens.

Lily. Close cropped view of single flower of Arum lily with white spathe and yellow spadix.

Dahlia, Dahlia 'Sandia Melody'.