Red hot poker, Kniphofia northiae, close up showing pattern.

Aloe, Aloe polyphylla, clsoe up showing pattern of spiky leaves.

Aloe, Aloe polyphylla, clsoe up showing pattern of spiky leaves.

Cactus, Echinopsis spiniflora.

Cactus, Pincushion cactus, Mammilaris geminospima.

Mesembryanthemum, Dorotheanthus.

Whitsuncactus, Rhipsalidopsis rosea.

Christmas Cactus, Schlumbergera.

Agave, Agave americana.

Zinnia, Zinnia 'Cactus orange'.

Cactus, Echinopsis.

Yucca, Yucca filamentosa.

Agave, Agave tequiliana.

Cactus.

Cactus.