Eucalyptus microcorys F.Muell.

Australian tallowwood (en)

Species

Angiosperms > Myrtales > Myrtaceae > Eucalyptus l'hér.

Characteristics

Trees, large. Bark dark brown, fibrous, persistent. Branchlets terete or obtusely ridged, slender, pendulous. Young leaves opposite, sessile or shortly petiolate; leaf blade elliptic to broadly lanceolate, ca. 7 × 3 cm, thin. Mature leaves with a 1-1.5 cm petiole; leaf blade ovate-lanceolate, 8-10 × 2.5-4 cm, thinly leathery, both surfaces with numerous black glands, secondary veins few, 5-8 apart, and at an angle of ca. 70° from midvein, base rounded, apex sharp. Inflorescences terminal panicles or 5-8-flowered axillary umbels near branchlet apex; peduncle 1-1.5 cm, ridged. Flower buds obovoid, ca. 5 mm. Hypanthium shortly clavate, 3-4 mm in diam.; stipe 4-5 mm; calyptra semiglobose, ca. 1.5 mm. Stamens ca. 5 mm; anthers cordate. Capsule obovate, ca. 6 × 4 mm, base narrow, margins narrow, aperture of fruiting hypanthium slightly constricted; disk moderately broad; valves 3 or 4, included to slightly exserted from hypanthium. Fl. Dec-Jan.
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Tree to 60 m with brown or red-brown rough softly fibrous bark throughout.. Juvenile leaves ovate, often crenulate; adult lanceolate, 8–13 cm long, 1.5–2.5 cm wide, usually crenulate; petiole terete to channelled, 0.8–1.5 cm long.. Umbels 7–9-flowered (Fl. Austral.), simple or in terminal and axillary panicles; peduncle flattened, 0.6–1.8 cm long [round in much East African material]; pedicels 2–7[9–10] mm long.. Buds clavate; operculum hemispherical, 1–2 mm long, 2–3 mm wide, often marked with crossed sutures.. Calyx-tube clavate, 3–5 mm long, 2–3 mm wide.. Fruits obconical, 4–10 mm long, 3–6 mm wide, usually 3-locular, with moderately broad steeply descending disc and 3–4 included to slightly exserted valves.. Fig. 8/24, p. 41.
Tree to 60 m. Adult leaves: lamina 8–13 cm long, 1.5–2.5 cm wide; lateral veins just visible to clearly visible, at 45°–60°; intramarginal vein up to 1 mm from margin; petiole terete to channelled, 8–15 mm long. Peduncle flattened, 6–18 mm long; pedicels 2–7 mm long. Operculum hemispherical, often with crossed sutures, 1–2 mm long, 2–3 mm wide; hypanthium clavate, 3–5 mm long, 2–3 mm wide. Fruits 4–10 mm long, 3–6 mm wide.
Tree to 60 m. Adult leaves: lamina 8-13 cm long, 1.5-2.5 cm wide; lateral veins just visible to clearly visible, at 45°-60°; intramarginal vein up to 1 mm from margin; petiole terete to channelled, 8-15 mm long. Peduncle flattened, 6-18 mm long; pedicels 2-7 mm long. Operculum hemispherical, often with crossed sutures, 1-2 mm long, 2-3 mm wide; hypanthium clavate, 3-5 mm long, 2-3 mm wide. Fruits 4-10 mm long, 3-6 mm wide.
Life form perennial
Growth form tree
Growth support free-standing
Foliage retention evergreen
Sexuality hermaphrodite
Pollination entomogamy
Spread -
Mature width (meter) -
Mature height (meter) 45.0
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

Forests, usually in hilly or mountainous country. Part of this range experiences snow and frost in the winter. Trees occasionally form the over-storey in rainforests.
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Forests, usually in hilly or mountainous country. Part of this range experiences snow and frost in the winter. Trees occasionally form the over-storey in rainforests.
Grows mostly in fertile soils on slopes, ridges and invalleys, mainly in tall open forest.
Light 7-9
Soil humidity 1-7
Soil texture 2-6
Soil acidity 3-7
Soil nutriment -
Hardiness (USDA) 9-11

Usage

Uses bee plant dye environmental use essential oil fiber material medicinal timber wood
Edible -
Therapeutic use Anti-bacterial agents (leaf), Antifungal agents (leaf)
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by seedlings.
Mode seedlings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) 1
Optimum temperature (C°) 24 - 34
Size -
Vigor -
Productivity -

Images

Eucalyptus microcorys unspecified picture

Distribution

Eucalyptus microcorys world distribution map, present in Australia, Brazil, China, Cook Islands, Sri Lanka, Myanmar, Mozambique, Taiwan, Province of China, United States of America, Viet Nam, and South Africa

Conservation status

Eucalyptus microcorys threat status: Near Threatened

Identifiers

LSID urn:lsid:ipni.org:names:593124-1
WFO ID wfo-0000955365
COL ID 3BQ7R
BDTFX ID -
INPN ID 445834
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Eucalyptus microcorys