img

Eucalyptus microcorys

F.Muell. (1860)

This name is accepted

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

tallow-wood

img

Description

Key Characters:

Growth Form: Trees 30–60 m tall.

Stems: Bark brown to reddish brown, softly fibrous throughout.

Roots:

Leaves: Leaves simple. Adult Alternate. Blades lanceolate, 8–13 cm long, 1.5–2.5 cm wide. Apex acuminate. Blades discolorous. Margins usually crenulate. Petioles 8–15 mm long. Stipules vestigial or absent.

Flowers: Flowers 7–9 in axillary, simple umbels, peduncles flattened, 6–18 mm long, pedicels 2–7 mm long. buds clavate, 4–7 mm long, 2–3 mm wide. Flowers bisexual (perfect), actinomorphic. Calyx modified into an operculum; operculum hemispherical, often with crossed ribs. Stamens numerous, in several whorls; anthers dithecal. Ovary inferior; ovule placentation axile.

Fruit: Fruit obconical; 4–10 mm long; 3–6 mm wide; valves 3–4; barely exserted to barely included. Seeds numerous.

Ploidy:

Habitat: Planted on Kaua'i; O'ahu; Moloka'i; Maui; and Hawai'i; and regenerating both within and adjacent to the plantations.

Elevation Range:

Historical Distribution

Images

img
img

Uses and Culture

USES

Ethnobotanical Images

img

Natural History

Statewide Status

Naturalized

Island Status

Kaua'i Naturalized
O'ahu Naturalized
Molokai Naturalized
Maui Naturalized
Hawai'i Naturalized

Dispersal Agents

Wind
Forestry

Pollinators

Specimens

img

Bibliography

Name Published In: Fragm. 2: 50 (1860)

Other References

Wagner et al. 1990:956 (K, O, Mo, M, H)

Occurrences

SNo. Scientific Name Scientific Name Authorship Locality Habitat Basis of Record Recorded By Record Number Island Source Date
1 Eucalyptus microcorys F.Muell. waimea, puu ka pele forest reserve, in kaulaula valley ( w side of lapa ridge and tree planting road) ridgetop with Eucalyptus PRESERVED_SPECIMEN lorence, d.h. flynn, t.; o'connor, p.; kawakami, g. collector number: 5744 Kauai BISH 1/27/1988
2 Eucalyptus microcorys F.Muell. waimea, puu ka pele forest reserve, at far end of jeep trail PRESERVED_SPECIMEN spence, g. collector number: 418 Kauai BISH 11/3/1976
3 Eucalyptus microcorys F.Muell. Polihale Ridge above (E. of) Polihale State Park; disturbed native dry thicket on steep slopes with native remnants and forestry plantings. Elev. 390-370 m. PRESERVED_SPECIMEN David H. Lorence 5271 Kauai PTBG 6/9/1987
4 Eucalyptus microcorys F.Muell. Puu Ka Pele Forest Reserve, in Kaulaula Valley (west side of Lapa Ridge and Lapa tree planting road); ridgetop with Eucalyptus forestry plantations along road. PRESERVED_SPECIMEN David H. Lorence 5744 Kauai PTBG 1/27/1988
5 Eucalyptus microcorys F.Muell. Moomoku. PRESERVED_SPECIMEN Hank Oppenheimer H20119 Maui PTBG 2/16/2001
6 Eucalyptus microcorys F.Muell. Kalepa Ridge, Kalepa Forest Reserve. On ridge top. Secondary vegetation. PRESERVED_SPECIMEN Tim Flynn 7785 Kauai PTBG 4/30/2014
7 Eucalyptus microcorys F.Muell. Puu Ka Pele For Res, at far end of jeep trail PRESERVED_SPECIMEN Spence, G. 418 Kauai US 11/3/1976
8 Eucalyptus microcorys F.Muell. puu ka pele for res, at far end of jeep trail PRESERVED_SPECIMEN g. spence 418 Kauai US 11/3/1976
9 Eucalyptus microcorys F.Muell. E part of Hawaii, Hamakua Forest Preserve, Kukaiau Section, 30 mi NW of Hilo PRESERVED_SPECIMEN Little Jr., E. L. 31069 Hawaii US 8/18/1976
10 Eucalyptus microcorys F.Muell. e part of hawaii, hamakua forest preserve, kukaiau section, 30 mi nw of hilo PRESERVED_SPECIMEN e. l. little jr. 31069 Hawaii US 8/18/1976
11 Eucalyptus microcorys F.Muell. Lihue District. Kalepa Ridge, Kalepa Forest Reserve. On ridge top. Secondary vegetation. With Eucalyptus, Casuarina, Psidium and Rhodomyrtus. PRESERVED_SPECIMEN Flynn, T. 7785 Kauai BISH 4/30/2014
12 Eucalyptus microcorys F.Muell. Hamakua Forest Preserve, Kukaiau Section, 30 mi NW of Hilo PRESERVED_SPECIMEN Little Jr., E.L. 31069 Kauai BISH 8/18/1976
13 Eucalyptus microcorys F.Muell. Waimea, Puu Ka Pele Forest Reserve, in Kaulaula Valley ( W side of Lapa Ridge and tree planting road) ridgetop with Eucalyptus PRESERVED_SPECIMEN Lorence, D.H. 5744 Kauai BISH 1/27/1988
14 Eucalyptus microcorys F.Muell. Waimea, Puu Ka Pele Forest Reserve, at far end of jeep trail PRESERVED_SPECIMEN Spence, G. 418 Kauai BISH 11/3/1976
15 Eucalyptus microcorys F.Muell. hamakua forest preserve, kukaiau section, 30 mi. nw of hilo PRESERVED_SPECIMEN little jr., e.l. collector number: 31069 Kauai BISH 8/18/1976
16 Eucalyptus microcorys F.Muell. Nuuanu PRESERVED_SPECIMEN Russ, G.W. s.n. Oahu BISH 4/12/1905
17 Eucalyptus microcorys F.Muell. Hilo HUMAN_OBSERVATION Friday, J.B. Hawaii 3/19/2007
Back to Top