Leptospermum laevigatum (Gaertn.) F.Muell.

Australian teatree (en), Manuka lisse (fr)

Species

Angiosperms > Myrtales > Myrtaceae > Leptospermum

Characteristics

Shrub or small tree 1-2-(7) m high. Bark peeling in thin strips. Branchlets and lvs silky-hairy when very young, soon glabrous. Lvs glabrous except when very young, subsessile or very shortly petiolate, spreading to erect. Lamina 17-30 × 5-9 mm, oblong-obovate or almost oblong, dotted with numerous minute dark glands; main longitudinal veins 3 or 5; base cuneate; apex mucronulate but otherwise blunt. Fls axillary, subsessile, solitary. Bracts and bracteoles brown and papery. Hypanthium c. 3 mm long, broad-campanulate; calyx lobes c. 2 mm long, triangular, ± caducous, with margin and back ± clothed in silky white hairs. Petals 6-8 mm long, suborbicular or broad-ovate, white, patent. Stamens c. 20, ± = style. Ovary apex clothed in fine, dense, appressed, white hairs; style stout. Capsule 7-10-celled, c. 6 mm wide., broad and flat-topped, woody, long-persistent, exserted beyond receptacle rim. Seeds numerous; sterile seeds linear, wingless; fertile seeds larger, ovate, with lamellate wings.
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Large, densely branching, spreading shrub or tree, 1.5-4.5(8.0) m high; bark grey, flaking in thin strips. Leaves dull greyish green, obovate, 15-30 mm long, apex acute, shortly petiolate, margins entire, texture firm. Flowers axillary, solitary, up to 20 mm in diam. Calyx: hypanthium erect or spreading above at anthesis. Sepals 5, imbricate. Petals 5, spreading, conspicuous, white. Stamens shorter than petals, in 5 antipetalous groups; anthers conspicuous. Flowering time Aug.-Oct. Fruit a woody capsule with valves opening at top. Seeds somewhat ovoid, winged or wingless.
A tall dense shrub. It grows 3-6 m high. It spreads 3-5 m across. The leaves are grey-green and narrowly oval. They are 1-3 cm long by 8 mm wide. They are broadest and roundest near the tip. They end with a small point. The leaves have 3-5 distinct veins along them. The flowers are white and 2 cm across. They usually occur in pairs. The fruit is a greenish capsule 8 mm across. It opens by 8-10 narrow valves. It falls off.
Shrub or small tree to 8 m with bark shedding in strips. Leaves oblanceolate, leathery, glaucous, apex often incurved, 15-30 x 5-8 mm. Flowers mostly paired in axils, white. Capsules not persistent, 7-8 mm diam.
Life form perennial
Growth form shrub
Growth support free-standing
Foliage retention evergreen
Sexuality hermaphrodite
Pollination entomogamy
Spread -
Mature width (meter) 3.0 - 5.0
Mature height (meter) 8.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway c3

Environment

It grows in temperate and subtropical locations. It grows in coastal heath. It is commonly on sand dunes and cliffs. It can tolerate salt spray. It needs well drained soil It can grow in full sun or light shade. It can tolerate light frosts. It suits hardiness zones 9-11. Geelong Botanical Gardens. Tasmania Herbarium. Arboretum Tasmania.
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Found mainly on sand dunes and the coastlines of south and south-east Australia, occasionally inland on sandy soils, often in harsh windswept places where it only grows about 1 metre tall.
Light 7-9
Soil humidity 4-6
Soil texture 4-6
Soil acidity 3-6
Soil nutriment -
Hardiness (USDA) 8-11

Usage

Uses environmental use fuel material
Edible leaves
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Plants can be grown from seed or cuttings.
Mode cuttings seedlings
Germination duration (days) 30 - 180
Germination temperacture (C°) 15
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Leaf

Leptospermum laevigatum leaf picture by Johnny Poppyseed (cc-by-sa)
Leptospermum laevigatum leaf picture by Johnny Poppyseed (cc-by-sa)
Leptospermum laevigatum leaf picture by ian connop (cc-by-sa)

Flower

Leptospermum laevigatum flower picture by Johnny Poppyseed (cc-by-sa)
Leptospermum laevigatum flower picture by poopy poopy (cc-by-sa)
Leptospermum laevigatum flower picture by Eugene B (cc-by-sa)

Fruit

Leptospermum laevigatum fruit picture by Johnny Poppyseed (cc-by-sa)
Leptospermum laevigatum fruit picture by Johnny Poppyseed (cc-by-sa)

Distribution

Leptospermum laevigatum world distribution map, present in Australia, New Zealand, United States of America, and South Africa

Conservation status

Leptospermum laevigatum threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:597433-1
WFO ID wfo-0000226626
COL ID 6PK5F
BDTFX ID 101409
INPN ID 717290
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Fabricia laevigata Fabricia myrtifolia Leptospermum laevigatum