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Eucalyptus camaldulensis

Dehnh. (1832)

This name is accepted

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

Murray red gum, river gum, river red gum

Description

Key Characters:

Growth Form: Trees 20–45 m tall.

Stems: Bark white, gray, brown, or red in patches, smooth throughout.

Roots:

Leaves: Leaves simple. Adult Alternate. Blades lanceolate to narrowly lanceolate, 8–30 cm long, 0.7–2 cm wide. Apex acuminate. Blades concolorous. Margins entire. Petioles 12–15 mm long. Stipules vestigial or absent.

Flowers: Flowers 7–11 in axillary, simple umbels, peduncles 6–15 mm long, pedicels 5–12 mm long. buds globose–rostrate or ovoid-conical, 6–9 mm long, 3–6 mm wide. Flowers bisexual (perfect), actinomorphic. Calyx modified into an operculum; operculum hemispherical, rostrate, or conical, apex obtuse. Stamens numerous, in several whorls; anthers dithecal. Ovary inferior; ovule placentation axile.

Fruit: Fruit hemispherical or ovoid; 5–8 mm long and wide; valves 3–5; exserted. Seeds numerous.

Ploidy: 2n = 22; 28

Habitat: Extensively planted on Kaua'i; O'ahu; Molokai; Maui; and Hawai'i; and regenerating from seed at least within or near the plantations.

Elevation Range:

Historical Distribution

Uses and Culture

USES

  • Yes

Natural History

Statewide Status

Naturalized

Island Status

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

Dispersal Agents

Forestry

Pollinators

Bibliography

Name Published In: Cat. Pl. Horti Camald., ed. 2: 20 (1832)

Other References

Wagner et al. 1990:951 (K, O, Mo, M, H); Staples & Herbst 2005:417, 420 (KEY), 420 (DESCR)

Occurrences

SNo. Scientific Name Scientific Name Authorship Locality Habitat Basis of Record Recorded By Record Number Island Source Date
1 Eucalyptus camaldulensis Dehnh. E part of Hawaii, Ciihonua, W of Hilo PRESERVED_SPECIMEN Little Jr., E. L. 31068 Hawaii US 8/17/1976
2 Eucalyptus camaldulensis Dehnh. e part of hawaii, ciihonua, w of hilo PRESERVED_SPECIMEN e. l. little jr. 31068 Hawaii US 8/17/1976
3 Eucalyptus camaldulensis Dehnh. e part of molokai, near kualapuu PRESERVED_SPECIMEN e. l. little jr. 31229 Molokai US 9/16/1976
4 Eucalyptus camaldulensis Dehnh. tantalus. PRESERVED_SPECIMEN j. f. rock 7014 Oahu US 8/8/1909
5 Eucalyptus camaldulensis Dehnh. Tantalus. PRESERVED_SPECIMEN Rock, J. F. 7014 Oahu US 3/23/1905
6 Eucalyptus camaldulensis Dehnh. E part of Molokai, near Kualapuu PRESERVED_SPECIMEN Little Jr., E. L. 31229 Molokai US 9/16/1976
7 Eucalyptus camaldulensis Dehnh. kualapuu PRESERVED_SPECIMEN munro, g.c. collector number: 115 Molokai BISH 6/28/1927
8 Eucalyptus camaldulensis Dehnh. Kahuawaioa, Oahu PRESERVED_SPECIMEN Russ, G.W. s.n. Oahu BISH 4/12/1905
9 Eucalyptus camaldulensis Dehnh. Waipio Oahu PRESERVED_SPECIMEN Russ, G.W. s.n. Oahu BISH 8/1/1929
10 Eucalyptus camaldulensis Dehnh. Puu Moaula PRESERVED_SPECIMEN Higashino, P.K. 8046 Kahoolawe BISH 11/22/1978
11 Eucalyptus camaldulensis Dehnh. Puuwaawaa, Hawaii PRESERVED_SPECIMEN Russ, G.W. s.n. Hawaii BISH 4/12/1905
12 Eucalyptus camaldulensis Dehnh. Piihonua, w. of Hilo. In plantation PRESERVED_SPECIMEN Little Jr., E.L. 31068 Hawaii BISH 8/17/1976
13 Eucalyptus camaldulensis Dehnh. Tantalus, Oahu PRESERVED_SPECIMEN Rock, J.F.C. 6056 Oahu BISH 11/1/1909
14 Eucalyptus camaldulensis Dehnh. Kamuela, windbreak Planted windbreak PRESERVED_SPECIMEN Ewart III, G.R. 156 Hawaii BISH 1/12/1932
15 Eucalyptus camaldulensis Dehnh. Honolulu: Manoa Valley; Lyon Arboretum; 26-2-2 PRESERVED_SPECIMEN Nagata, K.M. 548 Oahu BISH 7/16/1969
16 Eucalyptus camaldulensis Dehnh. Lalakoa PRESERVED_SPECIMEN Munro, G.C. 68 Lanai BISH 7/30/1926
17 Eucalyptus camaldulensis Dehnh. Schofield Barracks: Kolekole Avenue. One of a row of 56 mature trees extending from Fournier Ave. to Hewitt St PRESERVED_SPECIMEN Herbst, D.R. 9861 Oahu BISH 2/5/1999
18 Eucalyptus camaldulensis Dehnh. Kualapuu PRESERVED_SPECIMEN Munro, G.C. 115 Molokai BISH 6/28/1927
19 Eucalyptus camaldulensis Dehnh. Parker ranch, Waimea, Waikii (Waiki) PRESERVED_SPECIMEN Munro, G.C. 20 Hawaii BISH 2/19/1937
20 Eucalyptus camaldulensis Dehnh. waipio oahu PRESERVED_SPECIMEN russ, g.w. Maui BISH 8/8/1929
21 Eucalyptus camaldulensis Dehnh. honolulu: manoa valley; lyon arboretum; 26-2-2 PRESERVED_SPECIMEN nagata, k.m. collector number: 548 Oahu BISH 7/16/1969
22 Eucalyptus camaldulensis Dehnh. tantalus, oahu On rotten fallen log. PRESERVED_SPECIMEN rock, j.f.c. collector number: 6056 Oahu BISH 11/1/1909
23 Eucalyptus camaldulensis Dehnh. puu moaula PRESERVED_SPECIMEN higashino, p.k. stemmermann, r.l. collector number: 8046 Midway Atoll BISH 11/22/1978
24 Eucalyptus camaldulensis Dehnh. kamuela, windbreak Planted windbreak PRESERVED_SPECIMEN ewart iii, g.r. collector number: 156 Hawaii BISH 1/12/1932
25 Eucalyptus camaldulensis Dehnh. puuwaawaa, hawaii PRESERVED_SPECIMEN russ, g.w. Hawaii BISH 8/8/1929
26 Eucalyptus camaldulensis Dehnh. schofield barracks: kolekole avenue. one of a row of 56 mature trees extending from fournier ave. to hewitt st PRESERVED_SPECIMEN herbst, d.r. staples iii, g.w.; p.ching collector number: 9861 Oahu BISH 2/5/1999
27 Eucalyptus camaldulensis Dehnh. parker ranch, waimea, waikii (waiki) PRESERVED_SPECIMEN munro, g.c. collector number: 20 Hawaii BISH 2/19/1937
28 Eucalyptus camaldulensis Dehnh. Just outside Waimea town; along Kohala Road, inside a stone wall between the street and the Hale Kea property Roadside planting. PRESERVED_SPECIMEN Herbst, D.R. 9278 Hawaii BISH 1/9/1991
29 Eucalyptus camaldulensis Dehnh. wheeler army airfield, schofield plateau, wahiawa, oahu. between old runway and sewage treatment facility In forested area PRESERVED_SPECIMEN nagata, k.m. sato, g. collector number: 1385 Oahu BISH 10/27/1976
30 Eucalyptus camaldulensis Dehnh. piihonua, w. of hilo. in plantation PRESERVED_SPECIMEN little jr., e.l. collector number: 31068 Hawaii BISH 8/17/1976
31 Eucalyptus camaldulensis Dehnh. lalakoa Volunteer on steep rocky slope dominated by ferns and Passiflora. Many individuals present. PRESERVED_SPECIMEN munro, g.c. collector number: 068 Oahu BISH 7/30/1926
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