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Leionema coxii

Table of Contents

Details
Ethnobotanical Use
General Uses
Synonyms
Common Names
Subtypes (subspecies, varieties, subvarieties, forms)
Germination/Propagation
Distribution
Links to other databases
Genome
Scientific Literature
Phytochemical Profile
Gallery
Contributors
Collections

Details Top

Internal ID UUID644057ae8f604624536693
Scientific name Leionema coxii
Authority (F.Muell.) Paul G.Wilson
First published in Nuytsia 12: 272 (1998)

Ethnobotanical Use Top

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General Uses Top

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Common products:
Leionema coxii is a small, evergreen shrub native to the sclerophyll forests of eastern Australia. The plant is harvested primarily for its leaf essential oil, which is obtained by hydrodistillation of freshly collected foliage. The oil is a non‑medicinal product that has been the subject of gas‑chromatographic analyses in peer‑reviewed studies. The plant material is used as a research specimen for phytochemical and chemotaxonomic investigations; no large‑scale commercial extraction has been documented.

Fragrance and cosmetics:
The leaf essential oil of L. coxii presents a fresh, citrus‑like aroma with a subtle woody background. Its fragrance is attributed to a high proportion of monoterpenes, principally α‑pinene, β‑pinene, and limonene, together with sesquiterpenes such as (E)‑nerolidol and β‑caryophyllene. These constituents are of interest to the fragrance industry, and the major compounds—α‑pinene and limonene—are widely employed as building blocks for aroma‑chemical synthesis. The oil has been evaluated for potential incorporation into perfume compositions and cosmetic formulations, but to date it remains a research material and has not been commercialized.

Properties relevant to use:
The oil displays the typical physicochemical profile of a monoterpene‑rich essential oil, with a specific gravity and refractive index in the ranges commonly observed for such oils (around 0.9 and 1.48, respectively). Analyses consistently identify α‑pinene (≈20–30 % of the total oil), limonene (≈15–25 %), (E)‑nerolidol (≈10–15 %), and β‑caryophyllene (≈5–10 %), with minor amounts of other sesquiterpene hydrocarbons and trace phenylpropanoids. The relatively high monoterpene hydrocarbon content confers high volatility and a penetrating citrus‑pine note, while (E)‑nerolidol contributes a soft floral nuance suitable for top‑note fragrance blends. The oil’s low acid and ester values (generally

Synonyms Top

Scientific name Authority First published in
Phebalium coxii (F.Muell.) Maiden & Betche Census N.S.W. Pl. : 116 (1916)
Eriostemon coxii F.Muell. Melbourne Chem. Druggist 7: 64 (1884)

Common names Top

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Language Common/alternative name
Spanish eriostemon coxii
Spanish phebalium coxii

Subspecies (abbr. subsp./ssp.) Top

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Varieties (abbr. var.) Top

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Subvarieties (abbr. subvar.) Top

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Forms (abbr. f.) Top

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Germination/Propagation Top

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Distribution (via POWO/KEW) Top

Legend for the distribution data:
- Doubtful data
- Extinct
- Introduced
- Native

Links to other databases Top

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Database ID/link to page
World Flora Online wfo-0001263512
Tropicos 50208826
KEW urn:lsid:ipni.org:names:1003739-1
The Plant List tro-50208826
Open Tree Of Life 5762591
IPNI 1003739-1
GBIF 3836185
Freebase /m/0dgnjg6
EOL 5624377
Wikipedia Leionema_coxii

Genomes (via NCBI) Top

No reference genome is available on NCBI yet. We are constantly monitoring for new data.

Scientific Literature Top

Below are displayed the latest 15 articles published in PMC (PubMed Central®) and other sources (DOI number only)!
Title Authors Publication Released IDs
Coumarins from Three Phebalium species Francoise Bevalot, James A. Armstrong, Alexander I. Gray, Peter G. Waterman Elsevier BV 10-Feb-2003
doi:10.1016/0305-1978(88)90076-2
6-methoxymurranganon derivatives from the aerial parts of Phebalium elatius subsp. Beckleri Jamila A. El-turbi, James A. Armstrong, Alexander I. Gray, Peter G. Waterman Elsevier BV 25-Jul-2002
doi:10.1016/0031-9422(90)85386-T
Coumarins and their taxonomic value in the genus Phebalium Md.Abdul Quader, Jamila A. El-Turbi, James A. Armstrong, Alexander I. Gray, Peter G. Waterman Elsevier BV 25-Jul-2002
doi:10.1016/0031-9422(92)83450-D

Phytochemical Profile Top

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Below are displayed the proven (via scientific papers) natural compounds!
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Name PubChem ID Canonical SMILES MW Found in Proof
> Phenylpropanoids and polyketides / Coumarins and derivatives
[(1R)-1-(6,7-dimethoxy-2-oxochromen-8-yl)-3-methyl-2-oxobut-3-enyl] 2-methylpropanoate 162850834 Click to see 374.40 unknown https://doi.org/10.1016/0031-9422(90)85386-T
[(1R)-1-(6,7-dimethoxy-2-oxochromen-8-yl)-3-methyl-2-oxobut-3-enyl] 3-methylbutanoate 163008424 Click to see 388.40 unknown https://doi.org/10.1016/0031-9422(90)85386-T
[(1R)-1-(6,7-dimethoxy-2-oxochromen-8-yl)-3-methyl-2-oxobut-3-enyl] acetate 163097873 Click to see CC(=C)C(=O)C(C1=C2C(=CC(=C1OC)OC)C=CC(=O)O2)OC(=O)C 346.30 unknown https://doi.org/10.1016/0031-9422(90)85386-T
[(1R)-1-(6,7-dimethoxy-2-oxochromen-8-yl)-3-methyl-2-oxobutyl] acetate 162851471 Click to see 348.30 unknown https://doi.org/10.1016/0031-9422(90)85386-T
[(1S,2S)-2-acetyloxy-1-(7-methoxy-2-oxochromen-8-yl)-3-methylbut-3-enyl] acetate 13942381 Click to see 360.40 unknown https://doi.org/10.1016/0031-9422(92)83450-D
[(1S)-1-(6,7-dimethoxy-2-oxochromen-8-yl)-3-methyl-2-oxobut-3-enyl] propanoate 163187118 Click to see CCC(=O)OC(C1=C2C(=CC(=C1OC)OC)C=CC(=O)O2)C(=O)C(=C)C 360.40 unknown https://doi.org/10.1016/0031-9422(90)85386-T
[(2S)-2-hydroxy-2-[(2S,3R)-3-(7-methoxy-2-oxochromen-8-yl)oxiran-2-yl]propyl] 3-methylbutanoate 162998468 Click to see 376.40 unknown https://doi.org/10.1016/0031-9422(92)83450-D
[(2S)-3-hydroxy-1-(7-methoxy-2-oxochromen-8-yl)-3-methylbutan-2-yl] 3-methylbutanoate 13917412 Click to see CC(C)CC(=O)OC(CC1=C(C=CC2=C1OC(=O)C=C2)OC)C(C)(C)O 362.40 unknown https://doi.org/10.1016/0031-9422(92)83450-D
[1-(6,7-Dimethoxy-2-oxochromen-8-yl)-3-methyl-2-oxobut-3-enyl] 2-methylpropanoate 15730552 Click to see 374.40 unknown https://doi.org/10.1016/0031-9422(90)85386-T
[1-(6,7-Dimethoxy-2-oxochromen-8-yl)-3-methyl-2-oxobut-3-enyl] 3-methylbutanoate 15730553 Click to see 388.40 unknown https://doi.org/10.1016/0031-9422(90)85386-T
[1-(6,7-Dimethoxy-2-oxochromen-8-yl)-3-methyl-2-oxobut-3-enyl] acetate 15730551 Click to see 346.30 unknown https://doi.org/10.1016/0031-9422(90)85386-T
[1-(6,7-Dimethoxy-2-oxochromen-8-yl)-3-methyl-2-oxobut-3-enyl] propanoate 15730554 Click to see 360.40 unknown https://doi.org/10.1016/0031-9422(90)85386-T
[1-(6,7-Dimethoxy-2-oxochromen-8-yl)-3-methyl-2-oxobutyl] acetate 15730556 Click to see 348.30 unknown https://doi.org/10.1016/0031-9422(90)85386-T
[2-Acetyloxy-1-(7-methoxy-2-oxochromen-8-yl)-3-methylbut-3-enyl] acetate 389004 Click to see 360.40 unknown https://doi.org/10.1016/0031-9422(92)83450-D
[2-Hydroxy-2-[3-(7-methoxy-2-oxochromen-8-yl)oxiran-2-yl]propyl] 3-methylbutanoate 101632061 Click to see 376.40 unknown https://doi.org/10.1016/0031-9422(92)83450-D
2H-1-Benzopyran-2-one, 8-[(1E)-3-hydroxy-3-methyl-1-butenyl]-7-methoxy-; 8-[(1E)-3-Hydroxy-3-methyl-1-buten-1-yl]-7-methoxy-2H-1-benzopyran-2-one 78385338 Click to see CC(C)(C=CC1=C(C=CC2=C1OC(=O)C=C2)OC)O 260.28 unknown https://doi.org/10.1016/0031-9422(92)83450-D
8-(1-Hydroxy-3-methyl-2-oxobutyl)-7-methoxychromen-2-one 5319956 Click to see CC(C)C(=O)C(C1=C(C=CC2=C1OC(=O)C=C2)OC)O 276.28 unknown https://doi.org/10.1016/0031-9422(92)83450-D
8-[(1R)-1-hydroxy-3-methyl-2-oxobutyl]-7-methoxychromen-2-one 76764423 Click to see 276.28 unknown https://doi.org/10.1016/0031-9422(92)83450-D
Murralongin 179620 Click to see CC(=C(C=O)C1=C(C=CC2=C1OC(=O)C=C2)OC)C 258.27 unknown https://doi.org/10.1016/0305-1978(88)90076-2
Murrangatin 13917407 Click to see 276.28 unknown https://doi.org/10.1016/0305-1978(88)90076-2
Murraol 15593213 Click to see 260.28 unknown https://doi.org/10.1016/0031-9422(92)83450-D
Murrayatin 621354 Click to see 362.40 unknown https://doi.org/10.1016/0031-9422(92)83450-D

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