Annual, alternate leaves, lanceolate, type of inflorescence - spike, fruit - capsule, bed plant, attractive flowers, cut plant.

Annual, alternate leaves, lanceolate, type of inflorescence - spike, fruit - capsule, bed plant, attractive flowers, interesting colour of leaves.

Fern, solitaire, bed plant.

Conifer, conical form, imbricate leaves, androgyne, solitaire, interesting colour of leaves, toxic plant, tolerance of air pollution.