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Salinity Indicator Plants Glossary

Salinity Indicator Plants Home | General Diagrams


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Acute
Sharply pointed.

Acuminate
gradually tapering to a point

Alkaline
Strongly basic substance - pH greater than 7.

Annual
Of one season's duration, from seed to maturity and death.

Anther
Pollen producing part of stamen.

Ascending
Rising up, growing indirectly upwards rather than straight up.

Association
Plants found growing together; vegetation communities.

Axil
Upper angle between a leaf or flower stalk and the stem.

Barb
A short hard hair which is often hooked and usually bent backwards.

Basal
At the base of; growing from the bottom (of the plant).

Biennial
A plant with a life cycle of two seasons' duration.

Brackish water
Salty water which is not as saline as sea water.

Bracts
Leaf-like structures or scales that lie below the flower or flowerhead.

Branchlets
Small branches leading from main branches.

Calyx
Whorl or sepals usually leaf like or joined together (may sometimes be like petals).

Carpel
Part of the ovary in a flower.

Colonizers
Plants that grow quickly and often take over bare ground.

Corolla
All the petals of a flower together.

Cuneate
Wedge-shaped with narrow part attached to leaf stalk.

Cylindrical
Cylinder shaped, tube shaped.

Dioecious
A species having male and female flowers on different plants.

Distichous
Leaves or flowers in two rows either side of the stem.

Elliptic
(Elliptical) Rounded shape, broadest in the middle and narrow at both ends.

Evaporation
To turn from liquid or solid into gas/vapour.

Filament
Supports anther.

Floret
Individual flower in a flowerhead, flower part in grasses.

Flower-head
Flowering part of a plant made up of lots of flowers or florets.

Foliage
Leaves and green parts of plant.

Fruiting body
Fruit, seed-bearing object, e.g. nut, pod, cone.

Glumes
 Outer bracts subtending the florets of a grass or sedge

Halophyte
A plant tolerant of various mineral salts in the soil solution, usually as sodium chloride (salt).

Halophytic Communities
Areas of salt tolerant plants with few or no non-tolerant species.

Husk
Dry outer covering of seeds and florets.

Impenetrable
Cannot get through.

Incised
Slashed irregularly; jagged.

Incurled
Curled inwards. Inrolled: Rolled inwards.

Lanceolate
Lance-shaped, much longer than wide, tapering to the tip.

Leach
Wash away.

Lemma
the lower and often larger of two inner bracts enclosing the carpel (female organ) and stamens (male organs) of a grass flower

Lignum
A type of plant which has tangled wiry stems and branches with few leaves.

Linear
Straight and narrow.

Loam
A type of soil made of a mixture of sand, silt and clay.

Lobed
Round divided edge.

Membranes
A thin translucent and delicate tissue.

Monoecious
With separate male and female flowers on the same plant.

Mucro
a sharp, short point

Mucronate
terminating in a sharp, short point

Node
The joint where a leaf or bract arises from the stem.

Obovate
Shaped like a hen's egg with the narrower end attached to the leaf stalk.

Obovoid
A solid form of leaf or structure with an obovate outline.

Obtuse
blunt or rounded.

Ova
The gametes or eggs produced by the female flower.

Ovary
The egg seed producing part of the female flower.

Ovate
Shaped like a hen's egg with the wider end attached to the leaf stalk.

Ovoid
A solid oval or slightly ovate solid shape.

Palatable
Readily eaten by livestock.

Palea: the upper and often smaller of two inner bracts enclosing the carpel (female organ) and stamens (male organs) of a grass flower

Panicle
A much branched flowerhead.

Perennial
Of three or more seasons duration.

Pith
Central column of spongy tissue in stems or spongy tissue is some fruit.

Rhizome
Underground stem or root stock. Has nodes, buds and scale-like leaves (which roots do not have).

Rosetted
A cluster of leaves growing from a central point often lying against the ground.

Salt-pan
A natural undrained shallow depression in which water collects and then evaporates leaving a salt deposit.

Scald
A salty area of land with little or no vegetation caused by a rise in saline water table.

Sepals
Green leaf-like structures around the outside of a flower.

Sessile
Not stalked, sitting.

Sheath
Tubular structure formed by the base of a leaf encircling the stem.

Shrub
Low growing woody plant, producing shoots from the base.

Spathulate
Spoon shaped.

Spicule
A small pointed needle-like part on the stem of some plants.

Spike
Unbranched flowerhead with flowers/florets attached to stem.

Spikelet
Part of a flowerhead, a secondary spike.

Stamen
Male part of a flower. Produces pollen. Made of an anther and filament.

Stigma
The receptive organ of the female flower to which pollen adheres at fertilization.

Stipule
Membranous or leafy out-growths, which occur in pairs at the base of a stalk (and some leaves).

Stolon
Tiller; runner; shoot that bends down to the ground and takes root, or a horizontal stem (on or below the ground) that gives rise to a new plant at its tip.

Striated
With fine longitudinal lines, channels or ridges.

Style
A part of the female flower which joins the stigma to the ovary.

Subulate
Awl-shaped, tapering from base to tip.

Succulent
Fleshy, juicy, thickened.

Sward
An area or expanse of short grass.

Thicket
A number of shrubs, trees, and so on, growing very close together.

Tillers
In grasses shoots growing out sidewards along the ground; a lateral shoot arising at ground level; stolons.

Toothed
Jagged edge, tooth-like.

Tussock
Clump; turf; hillock.

Whorl
A ring of leaves or other structures arising in a circle at the same level.

Wing
Thin dry or membranous extension or appendage.