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Eucalyptus globulus

Labill. (1800)

This name is accepted

Kingdom: Viridiplantae Phylum: Magnoliophyta Class/Clade: Eudicot-Rosids Order: Myrtales Family: Myrtaceae Genus: Eucalyptus

baby blue, blue gum, silver-leaved mountain gum, tasmanium blue gum

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Description

Key Characters:

Growth Form: Trees 15–70 m tall.

Stems: Bark white, cream, yellow, or gray in patches, smooth throughout, often with accumulated shedding bark near base.

Roots:

Leaves: Leaves simple. Adult Alternate. Blades lanceolate to narrowly lanceolate, 12–28 cm long, 1.2–3 cm wide. Apex acuminate. Blades concolorous. Margins entire. Petioles 20–30 mm long. Stipules vestigial or absent.

Flowers: Flowers 1–7 in axillary, simple umbels, peduncles 0–25 mm long, pedicels 0–8 mm long. buds turbinate to obconical, verrucose, glaucous, 8–27 mm long, 5–17 mm wide. Flowers bisexual (perfect), actinomorphic. Calyx modified into an operculum; operculum low–hemispherical, slightly rostrate. Stamens numerous, in several whorls; anthers dithecal. Ovary inferior; ovule placentation axile.

Fruit: Fruit obconical to hemispherical; glaucous; 5–21 mm long; 6–24 mm wide; valves 3–5; level or exserted. Seeds numerous.

Ploidy: 2n = 20; 22; 28

Habitat: Extensively planted on Kaua'i; O'ahu; Maui; and Hawai'i; spreading or at least regenerating from seed.

Elevation Range:

Historical Distribution

Uses and Culture

USES

Natural History

Statewide Status

Only found in cultivation

Island Status

Kaua'i Only found in cultivation
O'ahu Only found in cultivation
Lana'i Only found in cultivation
Maui Only found in cultivation
Hawai'i Only found in cultivation

Dispersal Agents

Wind

Pollinators

Bibliography

Name Published In: Voy. Rech. Pérouse 1: 153 (1800)

Other References

Wagner et al. 1990:954 (K, O, M, H); Note: change to K?, O?, no nat. spms., Apr 2025

Occurrences

SNo. Scientific Name Scientific Name Authorship Locality Habitat Basis of Record Recorded By Record Number Island Source Date
1 Eucalyptus globulus Labill. Hawaii Volcanoes National Park, Namakani Paio HUMAN_OBSERVATION Friday, J.B. Hawaii 3/6/2005
2 Eucalyptus globulus Labill. makawao district, olinda Dry forest. PRESERVED_SPECIMEN woolford, h.a. collector number: 66 Maui BISH 12/17/1955
3 Eucalyptus globulus Labill. kau: kapapala dense forest PRESERVED_SPECIMEN russ, g.w. collector number: s.n. Hawaii BISH 8/8/1927
4 Eucalyptus globulus Labill. Kukaiau HUMAN_OBSERVATION Friday, J.B. Hawaii 3/30/2013
5 Eucalyptus globulus Labill. Kukaiau HUMAN_OBSERVATION Friday, J.B. Hawaii 2/2/2009
6 Eucalyptus globulus Labill. e part of maui, 10 mi se of pukalani PRESERVED_SPECIMEN e. l. little jr. 31091 Maui US 8/24/1976
7 Eucalyptus globulus Labill. koele PRESERVED_SPECIMEN munro, g.c. collector number: 371 Lanai BISH 1/5/1916
8 Eucalyptus globulus Labill. E part of Maui, 10 mi SE of Pukalani PRESERVED_SPECIMEN Little Jr., E. L. 31091 Maui US 8/24/1976
9 Eucalyptus globulus Labill. NW part of Hawaii, Waimea PRESERVED_SPECIMEN Little Jr., E. L. 31071 Hawaii US 8/18/1976
10 Eucalyptus globulus Labill. Hilo Forest Reserve, Laupahoehoe Section HUMAN_OBSERVATION Friday, J.B. Hawaii 8/31/2003
11 Eucalyptus globulus Labill. nw part of hawaii, waimea PRESERVED_SPECIMEN e. l. little jr. 31071 Hawaii US 8/18/1976
12 Eucalyptus globulus Labill. wahiawa, on edge of dole pineapple field PRESERVED_SPECIMEN aldrich, w.w. collector number: s.n. Oahu BISH 8/14/1964
13 Eucalyptus globulus Labill. Koele PRESERVED_SPECIMEN Munro, G.C. 371 Lanai BISH 1/5/1916
14 Eucalyptus globulus Labill. Waimea Planted at roadside, introduced. PRESERVED_SPECIMEN Little Jr., E.L. 31071 Hawaii BISH 8/18/1976
15 Eucalyptus globulus Labill. Koele PRESERVED_SPECIMEN Munro, G.C. 357 Lanai BISH 1/5/1916
16 Eucalyptus globulus Labill. kapapala PRESERVED_SPECIMEN russ, g.w. collector number: s.n. Hawaii BISH 8/8/1927
17 Eucalyptus globulus Labill. koele PRESERVED_SPECIMEN munro, g.c. collector number: 357 Lanai BISH 1/5/1916
18 Eucalyptus globulus Labill. Wahiawa, on edge of Dole pineapple field PRESERVED_SPECIMEN Aldrich, W.W. s.n. Oahu BISH 8/14/1964
19 Eucalyptus globulus Labill. Makawao District, Olinda Dry forest. PRESERVED_SPECIMEN Woolford, H.A. 66 Maui BISH 12/17/1955
20 Eucalyptus globulus Labill. Kau: Kapapala PRESERVED_SPECIMEN Russ, G.W. s.n. Hawaii BISH 4/10/1905
21 Eucalyptus globulus Labill. waimea Planted at roadside, introduced. PRESERVED_SPECIMEN little jr., e.l. collector number: 31071 Hawaii BISH 8/18/1976
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