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Eucalyptus saligna

Sm. (1797)

This name is accepted

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

blue gum, flooded gum, saligna eucalyptus, Sydney blue gum

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Description

Key Characters:

Growth Form: Trees 30–55 m tall.

Stems: Bark white to bluish gray, smooth throughout, or rough and flaky from base of trunk up to 4 m.

Roots:

Leaves: Leaves simple. Adult Alternate. Blades lanceolate, 9–17 cm long, 2–3 cm wide. Apex acuminate. Blades discolorous. Margins entire. Petioles 15–25 mm long. Stipules vestigial or absent.

Flowers: Flowers 7–11 in axillary, simple umbels, peduncles 4–18 mm long, pedicels 0–3 mm long. buds fusiform to subovoid, 5–7 mm long, 3–4 mm wide. Flowers bisexual (perfect), actinomorphic. Calyx modified into an operculum; operculum conical. Stamens numerous, in several whorls; anthers dithecal. Ovary inferior; ovule placentation axile.

Fruit: Fruit cylindrical; campanulate; or subpyriform; 5–8 mm long; 4–7 mm wide; valves 3–4; exserted; out–curved. Seeds numerous.

Ploidy: 2n = 22

Habitat: Extensively planted on Kaua'i; O'ahu; Molokai; Maui; and Hawai'i; and regenerating from seed in these areas.

Elevation Range:

Historical Distribution

Images

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Uses and Culture

USES

Natural History

Statewide Status

Naturalized

Island Status

Kaua'i Naturalized
O'ahu Only found in cultivation
Molokai Naturalized
Maui Naturalized
Hawai'i Naturalized

Dispersal Agents

Wind
Forestry

Pollinators

Bibliography

Name Published In: Trans. Linn. Soc. London 3: 285 (1797)

Other References

Wagner et al. 1990:958 (K, O, Mo, M, H); Staples & Herbst 2005:420 (KEY), 422 (DESCR); Note: change to 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 saligna Sm. E part of Hawaii, Hamakua Forest Preserve, Honokaia Section, 30 mi NW of Hilo PRESERVED_SPECIMEN Little Jr., E. L. 31070 Hawaii US 8/18/1976
2 Eucalyptus saligna Sm. hale pohaku, mauna kea, hamakua district PRESERVED_SPECIMEN cuddihy, l.w. collector number: 896 Hawaii BISH 10/6/1981
3 Eucalyptus saligna Sm. tantalus PRESERVED_SPECIMEN j. f. rock 7017 Kauai US 8/8/1909
4 Eucalyptus saligna Sm. Kapapala PRESERVED_SPECIMEN Russ, G.W. s.n. Hawaii BISH 4/11/1905
5 Eucalyptus saligna Sm. Hale Pohaku, Mauna Kea, Hamakua District PRESERVED_SPECIMEN Cuddihy, L.W. Collector Number: 896 Hawaii BISH 10/6/1981
6 Eucalyptus saligna Sm. Kualapuu PRESERVED_SPECIMEN Munro, G.C. 113 Molokai BISH 6/28/1927
7 Eucalyptus saligna Sm. Parker Ranch, below Waikiii Plantation; good form. Big grove 1/2 way Waikii Rd. PRESERVED_SPECIMEN Ewart III, G.R. 157 Hawaii BISH 1/12/1932
8 Eucalyptus saligna Sm. Makawao Reserve PRESERVED_SPECIMEN Inciong, H. 1 Maui BISH 4/28/1960
9 Eucalyptus saligna Sm. Honolulu; Nuuanu PRESERVED_SPECIMEN Russ, G.W. s.n. Oahu BISH 12/1/1929
10 Eucalyptus saligna Sm. Eastern Hawaii; Hamakua Forest Preserve, Honokaia Section, 30 miles NW of Hilo In Plantation, introduced. PRESERVED_SPECIMEN Little Jr., E.L. 31070 Hawaii BISH 8/18/1976
11 Eucalyptus saligna Sm. East Maui, Makawao Forest Rserve, Waikamoi Flume Rd Koa-Ohia mesic forest. PRESERVED_SPECIMEN Annable, C.R. Hobdy, R. Collector Number: 3232 Maui BISH 1/9/1997
12 Eucalyptus saligna Sm. parker ranch, below waikiii Cibotium glaucum and Metrosideros forest PRESERVED_SPECIMEN ewart iii, g.r. collector number: 157 Hawaii BISH 1/12/1932
13 Eucalyptus saligna Sm. east maui, makawao forest rserve, waikamoi flume rd PRESERVED_SPECIMEN annable, c.r. hobdy, r. collector number: 3232 Oahu BISH 1/9/1997
14 Eucalyptus saligna Sm. eastern hawaii; hamakua forest preserve, honokaia section, 30 miles nw of hilo In Plantation, introduced. PRESERVED_SPECIMEN little jr., e.l. collector number: 31070 Hawaii BISH 8/18/1976
15 Eucalyptus saligna Sm. Hakalau; experimental mixed species stand HUMAN_OBSERVATION Friday, J.B. Hawaii 10/21/2002
16 Eucalyptus saligna Sm. East Maui, Kamaole, Kula FR Spreading in and around Forestry plantings. PRESERVED_SPECIMEN Oppenheimer, H.L. H50706 Maui BISH 5/3/2007
17 Eucalyptus saligna Sm. kualapuu In mostly alien veg w/ few natives. W/ Syzygium cumini, Casuarina, Pandanus, Schinus & Wikstroemia. PRESERVED_SPECIMEN munro, g.c. collector number: 113 Oahu BISH 6/28/1927
18 Eucalyptus saligna Sm. Koloa, HI 96756, USA Koa-Ohia mesic forest PRESERVED_SPECIMEN C. R. Annable 3232 Lanai HAPI 1/9/1997
19 Eucalyptus saligna Sm. Hakalau HUMAN_OBSERVATION Friday, J.B. Hawaii 10/21/2002
20 Eucalyptus saligna Sm. kapapala PRESERVED_SPECIMEN russ, g.w. collector number: s.n. Hawaii BISH 8/8/1928
21 Eucalyptus saligna Sm. makawao reserve PRESERVED_SPECIMEN inciong, h. daehler, r. collector number: 1 Maui BISH 4/28/1960
22 Eucalyptus saligna Sm. kalopa section, hamakua forest preserve PRESERVED_SPECIMEN collector unknown Oahu BISH
23 Eucalyptus saligna Sm. kalaupapa national historical park; waikolu; upper western edge of valley PRESERVED_SPECIMEN hughes, g.d. collector number: 466 Molokai BISH 11/22/2004
24 Eucalyptus saligna Sm. Kalaupapa National Historical Park; Waikolu; upper western edge of valley PRESERVED_SPECIMEN Hughes, G.D. 466 Molokai BISH 11/22/2004
25 Eucalyptus saligna Sm. koke`e area Metrosideros-Dicranopteris Forest w/ Pritchardia perlmanii, Bidens forbesii, Broussaisia, Cyanea habenata, Diplopterygium, Touchardia, Cyanea fissa, Dubautia knudsenii, Dubautia laxa var. hirsuta, Psychotria mariniana, Lobelia kauaiensis, Sphenomeris chinensis, Freycinetia arborea, Urera glabra. PRESERVED_SPECIMEN Kauai BISH 12/2/2003
26 Eucalyptus saligna Sm. Hale Pohaku, Mauna Kea, Hamakua District PRESERVED_SPECIMEN Cuddihy, L.W. 896 Hawaii BISH 10/6/1981
27 Eucalyptus saligna Sm. makawao forest reserve, waikamoi flume rd Koa-Ohia mesic forest PRESERVED_SPECIMEN c. r. annable 3232 NY 1/9/1997
28 Eucalyptus saligna Sm. luamakika PRESERVED_SPECIMEN w. l. wagner, d. r. herbst & r. hobdy 5773 Kahoolawe US 2/24/1988
29 Eucalyptus saligna Sm. Makawao Forest Reserve, Waikamoi Flume Rd Koa-Ohia mesic forest PRESERVED_SPECIMEN C. R. Annable 3232 NY 1/9/1997
30 Eucalyptus saligna Sm. E. Maui, Kamaole, Kula Forest Reserve. PRESERVED_SPECIMEN Hank Oppenheimer H50706 Maui PTBG 5/3/2007
31 Eucalyptus saligna Sm. Luamakika PRESERVED_SPECIMEN Wagner, W. L.; Herbst, D. R.; Hobdy, R. 5773 Kahoolawe US 2/24/1988
32 Eucalyptus saligna Sm. Tantalus PRESERVED_SPECIMEN Rock, J. F. 7017 Oahu US 3/23/1905
33 Eucalyptus saligna Sm. e part of hawaii, hamakua forest preserve, honokaia section, 30 mi nw of hilo PRESERVED_SPECIMEN e. l. little jr. 31070 Hawaii US 8/18/1976
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