Eucalyptus caesia Benth.

Species

Angiosperms > Myrtales > Myrtaceae > Eucalyptus l'hér.

Characteristics

Mallee to 10 m. Bark at first smooth, red-brown, later deciduous in longitudinally curling flakes. Juvenile leaves alternate, petiolate, orbicular or cordate, shining, green. Adult leaves alternate, lanceolate, sometimes falcate, grey-green; petiole glaucous. Umbels 3-flowered, pendulous. Buds clavate, glaucous; operculum conical; hypanthium obconical or campanulate. Fruits urceolate or campanulate, glaucous, striate; disc descending; valves 5 or 6, included. Seeds irregularly crescent-shaped, grey-black.
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Mallee to 10 m. Adult leaves: lamina 15–24 cm long, 2.5–5 cm wide, acuminate; lateral veins faint, at 35°–45°; intramarginal vein almost confluent with margin; petiole 2–6 cm long. Peduncle terete, pendulous, 30–45 mm long; pedicels 10–33 mm long. Operculum 16–22 mm long, 20–25 mm wide; hypanthium obconical, 10–20 mm long, 20–25 mm wide. Fruits campanulate, 25–37 mm long, 25–40 mm wide.
A weeping tree. The branches hang down. It grows 4-10 m high and spreads 2.5-8 m across. The bark is reddish-brown and peels off in red layers revealing a powdery white stem. The stems, buds and capsules have a white powdery appearance. The leaves are grey and hang down. The flowers are pink. They hang in clusters. The flowers are 5 cm across. The fruit is urn shaped and 5 cm long.
Mallee to 10 m. Adult leaves: lamina 7–12 cm long, 1.2–2.5 cm wide, acute or acuminate; lateral veins faint, at 30°–40°; intramarginal vein faint, almost confluent with margin; petiole 1–4 cm long. Peduncle terete, 20–30 mm long; pedicels 10–30 mm long. Operculum 8–10 mm long, 10–12 mm wide; hypanthium 8–12 mm long, 10–12 mm wide. Fruits urceolate, 20–30 mm long, 18–25 mm wide.
Life form perennial
Growth form tree
Growth support free-standing
Foliage retention evergreen
Sexuality hermaphrodite
Pollination entomogamy
Spread -
Mature width (meter) 3.25 - 8.0
Mature height (meter) 9.0 - 10.0
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 naturally in the southern wheat belt in Western Australia. It grows in temperate places but can grow in the subtropics. It suits semiarid locations. It needs well drained soil. It can grow in full sun or light shade. It can stand light frosts. It suits hardiness zones 9-11.
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Granite outcrops, succeeding in sands, sandy loams and some clays as well as in areas of low rainfall; at elevations up to 100 metres.
Grows on or around granite outcrops.
Grows on or aroundgranitic rocks.
Found on a few granite outcrops.
Light 7-9
Soil humidity 1-7
Soil texture 2-6
Soil acidity 3-7
Soil nutriment -
Hardiness (USDA) 9-10

Usage

Uses environmental use essential oil food medicinal
Edible barks roots
Therapeutic use -
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°) -7
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Leaf

Eucalyptus caesia leaf picture by Mazing A (cc-by-sa)
Eucalyptus caesia leaf picture by Bec Didcoe (cc-by-sa)

Distribution

Eucalyptus caesia world distribution map, present in Australia

Conservation status

Eucalyptus caesia threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:592766-1
WFO ID wfo-0000954568
COL ID 3BPQD
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Eucalyptus caesia Eucalyptus caesia subsp. caesia