Glossary


Barbellate
Barbed, having or covered with protective barbs or quills or spines or thorns or setae
Basal
At the base.
Basiscopic
Pointing towards the base
Basiscopic pinnae (arrowed) at the base of a Blechnum procerum frond.
Beak
A prominent extension of an organ
Bifid
Deeply split into two lobes.
Bifurcate
Divided into two.
Biosecurity
Preventing, eradicating, controlling and managing risks posed by pests and diseases.
Biotic
Pertaining to the living parts of the environment
Bipinnate
With each primary pinna divided to the midrib into a secondary pinna
Bipinnate frond of Polystichum neozelandicum subsp. zerophyllum
Biserrate
Doubly serrate.
Biserrate leaves of Aristotelia serrata (wineberry) Illustration of biserrate leaf edge
Blade
The flattened part of a leaf.
Blunt
Not pointed at the ends
Bog
A quagmire covered with specialised plants including sphagnum moss, grasses, sedges, rushes, sundews, umbrella ferns and other plants; has wet, spongy ground, a marsh-plant community on wet, very acid peat. Fed only by rainfall.
Bottleneck
A genetic term; refers to the fact that in smaller populations there could be lower genetic variability
Brachyblasts
Short shoots
Short shoots of Olearia lineata Short shoots of Olearia lineata
Bract
A reduced leaf or leaf-like structure at the base of a flower.
A bract of Pittosporum umbellatum
Bracteate
Bearing bracts: leaves or leaf-like structure reduced at the base of a flower.
Bracteolate
With small bracts.
Bracteole
A small bract.
Bracteoles
Bracts directly below the flower
Brevideciduous
Brief (1 month or less) loss of most leaves from the canopy just before flowering or during flushing of a new cohort of leaves.
Bryophyte
Plant group including mosses, liverworts and hornworts
Bryophytes
Plant group including mosses, liverworts and hornworts
Bulbil
A bud produced vegetatively on the stem or frond that is capable of breaking of and growing into a new plant
Bulbils on the frond of Asplenium bulbiferum.
Bullate
With rounded projections covering the surface as if blistered
The blistered leaves of Lophomyrtus bullata (ramarama)

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