Kauaʻi Conservation Atlas

Kauaʻi record · kba_plant_santalum_ellipticum

Coastal sandalwood

Santalum ellipticum

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Coastal sandalwood (Santalum ellipticum) · whole-organism ecological reconstruction with diagnostic structures.
Coastal sandalwood (Santalum ellipticum) · whole-organism ecological reconstruction with diagnostic structures. · Kauaʻi Conservation Atlas · AI-generated reconstruction · Kauaʻi Conservation Atlas community media · Primary ecological plate v1.5.3; visual and safe-area review passed · Image source

About Coastal sandalwood

Coastal sandalwood (Santalum ellipticum) is endemic to the Hawaiian Islands and recorded on Kauaʻi. Sprawling shrub or small tree 1–5 m tall.

Kauaʻi evidence

Taxonomy, nativity, island-level occurrence, growth form, names, and source conservation assessments are documented in the 2026 census audit. Broader ecology and conservation recommendations still require claim-level source review. Generated imagery is not occurrence evidence.

Names and classification

Scientific name
Santalum ellipticum
Common names
Coastal sandalwood
Hawaiian names
ʻiliahi
Other names
Coastal sandalwood · Santalum ellipticum · Santalum album var. ellipticum · Santalum cuneatum · Santalum cuneatum f. gracilius · Santalum cuneatum var. gracilius · Santalum cuneatum var. laysanicum · Santalum ellipticum var. gracilius · Santalum ellipticum var. littorale · Santalum freycinetianum var. cuneatum · Santalum freycinetianum var. ellipticum · Santalum freycinetianum var. littorale · Santalum littorale · ʻiliahi · sandalwood · ʻiliahialoʻe · coast sandalwood
Record type
Species or taxonomic group

Kauaʻi occurrence and status

Kauaʻi occurrence
Recorded on Kauaʻi
Origin
Endemic
Conservation status
Smithsonian checklist assessment: Apparently Secure; U.S. source status: No Status
Evidence date
2026-10-05
Evidence limits
Island-level occurrence is retained; finer locality is intentionally withheld. Growth-form tags describe the taxon across its range, not a measured Kauaʻi population. Checklist source statuses are not a new legal-status determination.

Habitat and ecology

Habitats
Coastal dry shrubland · Rocky slopes
Food and resource needs
Light, water, nutrients, and suitable soil or substrate
Reproduction
Viable propagules and suitable establishment conditions
Shelter
Suitable soil, substrate, and vegetation structure
Growth form
Tree; Shrub

Threats and conservation

Threats
Overharvest history, fire, weeds, browsing
Conservation actions
Dryland restoration, genetic/source tracking, browsing control
Monitoring
Dryland restoration, genetic/source tracking, browsing control
Data gaps
Additional ecological and conservation citations are recommended

Process and seasonal context

Seasonal timing
Not assessed
Seasonal description
Coastal sandalwood (Santalum ellipticum) is endemic to the Hawaiian Islands and recorded on Kauaʻi. Sprawling shrub or small tree 1–5 m tall.

Sources and further reading

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