Eucalyptus globulus

Labillardière

Voy. Rech. Pérouse 1: 153, plate 13. 1800.

Common names: Blue gum
Treatment appears in FNA Volume 10.
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Trees, to 60 m; trunk bluish gray, straight, smooth; bark shed in irregular strips distally, sometimes persistent toward trunk base; twigs ± square or winged. Leaves mostly strongly aromatic; petiole 1.5–2.5 cm, flattened; blade green, usually narrowly lanceolate, often sickle-shaped, 10–30 × 2.5–4 cm. Peduncles 0.1–1 cm. Inflorescences: flowers solitary, sessile or subsessile. Flowers: hypanthium obconic, ± 4-ribbed, to 20 mm, glaucous; calyptra flattened-hemispheric, with central knob, warty, glaucous; stamens creamy white. Capsules hemispheric or obconic, ± 4-ribbed, 5–21 mm, glaucous, thickened, warty, rim wide; valves 3–5, ± level with apex or exserted. 2n = 22.


Phenology: Flowering fall–winter.
Habitat: Disturbed areas.
Elevation: 0–300 m.

Distribution

Introduced; Calif., se Australia

Discussion

Eucalyptus globulus is known from the Outer North Coast Ranges, Great Central Valley, and central-western and southwestern California.

Eucalyptus globulus is commonly cultivated in warm regions of the world for its fast-growing timber and for paper pulp. The species is the tallest angiosperm in North America, easily recognized by the large, solitary flowers and fruit.

Selected References

None.

Lower Taxa

None.
... more about "Eucalyptus globulus"
dorsifixed +  and basifixed +
Matt Ritter +  and Leslie R. Landrum +
Labillardière +
persistent +
10 cm100 mm <br />0.1 m <br /> (30 cm300 mm <br />0.3 m <br />) +
sickle--shaped +  and lanceolate +
submembranous +, papery +  and leathery +
2.5 cm25 mm <br />0.025 m <br /> (4 cm40 mm <br />0.04 m <br />) +
flattened-hemispheric +
fused +  and distinct +
obconic +  and hemispheric +
0.5 cm5 mm <br />0.005 m <br /> (2.1 cm21 mm <br />0.021 m <br />) +
Blue gum +
Calif. +  and se Australia +
0–300 m. +
subsessile +, sessile +  and solitary +
unisexual +  and bisexual +
brown +  and gray +
not +  and glaucous +
urn--shaped +, cylindric +, globose +, subpyriform +, ovoid +, obconic +  and hemispheric +
aromatic +
Disturbed areas. +
0 cm0 mm <br />0 m <br /> (2 cm20 mm <br />0.02 m <br />) +
pseudoterminal +, terminal +  and axillary +
sessile +  and heterophyllous +
persistent +
aromatic +
basal +, subapical +  and inferior +
0.1 cm1 mm <br />0.001 m <br /> (1 cm10 mm <br />0.01 m <br />) +
coherent +, fused +  and distinct +
flattened +
1.5 cm15 mm <br />0.015 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
Flowering fall–winter. +
Voy. Rech. Pérouse +
bony +, hard +, leathery +  and membranous +
dispersed +
0.1 cm1 mm <br />0.001 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
pubescent +  and glabrous +
creamy white +
10 +  and 720 +
Eucalyptus globulus +
Eucalyptus +
species +
pubescent +  and glabrous +
0 cm0 mm <br />0 m <br /> (6,000 cm60,000 mm <br />60 m <br />) +
bluish gray +
straight +