Separate male and female flowers on same plantThe term used to describe a plant that has separate male and female flowers on the same plant.

A root storage organA type of storage organ, storing food for the plant, consisting of a modified root (thickened part of a rhizome), typically high in starch. E.g. Potato.

Life cycle of one yearDescribes a plant that germinates, grows, flowers, sets seed and then dies all in the course of one growing season. E.g. Marigold (Many bedding plants are annuals). See our list [..]

Fleshy seed coatThe fleshy coating to some seeds. E.g. the bright red aril of the Yew berry surrounds the seed.

Modified leafA modified leaf. Often brightly coloured. e.g. Poinsettia. The distinctively coloured leaves at Christmas time are in fact bracts.

Flower part at base of petalsPart of the flower, at the base of the petals, often in a whorl arrangement of petal-like sepals.

Green leaf pigment responsible for photosynthesisThe green pigment in the leaf that absorbs the sunlight for use in photosynthesis.

A plant that produces naked seedsThe term conifer is used to describe a plant that produces naked seeds, usually on the scales of cones. Conifers are also usually evergreen trees or shrubs.

A stem storage organA type of storage organ for storing food for the plant similar to a bulb but consisting of a modified stem or stem base. e.g. Cyclamen.

A variety of cultivated plant The word CULTIVAR is derived from the two words CULTIvated and VARiety. A cultivar is a cultivated plant having unique characteristics that distinguish it from others of [..]