plantatlas.bio plantatlas.bio Online atlas of plants and botanical terms

Glossary of terms

A reference section with categories and short explanations.

Found: 59

Bract, bracteal leaf

Special terms

Reduced or modified green (or otherwise colored) leaf at the base of a flower. Sometimes several bracts are formed.

Brefolius

Bonsai terms

With very short leaves

Broderie

Landscape terms

See Lace parterre.

Bud

Cactus grower terms

An embryonic shoot consisting of a rudimentary stem with an apical meristem (growth cone) and a floral primordium. Buds are classified as floral (fruit) and vegetative (stem) buds.

Budding

Garden terms

One of the methods of grafting a bud (eye) of a cultivated variety onto a rootstock.

Buds

Special terms

Plant organs from which shoots, leaves, flowers, or whole plants develop. Distinguished are apical (terminal) buds at the tip of the shoot, axillary buds in the leaf axils, dormant buds that may remain unchanged for a year and sprout only …

Buffer capacity

Cactus grower terms

The ability of a solution to maintain a constant pH when an acid or a base is added to it.

Buffer systems

Cactus grower terms

A set of substances dissolved in water that ensures the maintenance of a constant acidity (pH). A characteristic of a buffer system is its buffering capacity.

Bulb (pseudobulb)

Orchid terms

A thickened part of the stem in sympodial orchids. They serve as reservoirs of nutrients and water in case of prolonged drought, which is characteristic of plants that lead an epiphytic lifestyle. Bulbs have various shapes, depending on th…

Bulbil

Special terms

A more or less formed vegetatively produced primordium of a future plant in the form of a small rosette of leaves or a small bulb. After natural separation from the parent plant it serves for vegetative reproduction. Bulbils may arise in i…

Bulengrin

Landscape terms

A special sports-type lawn whose central part is lowered in the form of a flat hollow. Bulengrin is used to enhance the sense of spaciousness in parks and gardens.

Bunjingi: (bundzhingi)

Bonsai terms

Aesthetic, bohemian style. The trunk or trunks grow with a slight lean and with branches in the upper part of the trunk. Container: round, round with raised edges.