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Describes a cluster of leaves arranged in a tight circle, usually close to the soil surface, as seen on a dandelion. The term may also be used to describe the corolla of a flower.

The leaf-like outer segment at the base of a flower that resembles a petal. A division of the clayx that's usually green, but may be coloured.

1) A large, hood-like, colourful bract that surrounds the spadix. 2) The spathe flower is peculiar to the aroid family, eg, anthurium, spathiphyllum and arum.

A simple reproductive cell of non-flowering plants, eg, ferns and fungi. It's highly capable of surviving in unfavourable conditions.

An inflorescence where all the flower stalks arise from the same point, usually the tip, and are of a similar length, eg, cow parsley.

Any plant that's planted out in a bed, border or pot for a seasonal display, usually during spring and summer. The plants are then removed, making way for next season's display. Spring bedding is composed of spring-flowering bulbs, hardy perennials

The pollen-bearing structure on the male part (stamen) of a flower. Each anther is composed of a pair of small capsule-like sacs or lobes, which split open to release pollen grains.

for cabbages, flowers for broccoli, and seeds for oil seed rape.

A small bulb that develops above ground from a bud. Bulbils may be formed on the stem of auxiliary buds or in place of flowers. They drop off the parent plant and develop into new individuals in a process of asexual reproduction and dispersal.

A green or brown leaf-eating bug that feeds on the sap of young growth, causing damage to flowers and leaves. It commonly affects outdoor ornamental plants, such as caryopteris, chrysanthemum, clematis, dahlia, forsythia, fuchsia, hydrangea