A living guide to Kauaʻi

Kauaʻi species, habitats and conservation records

Explore the island’s native and introduced species, habitats, watersheds and conservation work. Each record connects its description, images and sources with the interactive Atlas.

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  Dicranum moss

  Dicranum spp.

  none_recorded is a moss in the Kauaʻi mosses and liverworts group. Its origin status is needs taxonomic review.

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  Lama

  Diospyros hillebrandii

  Lama (Diospyros hillebrandii) is a tree recorded on Kauaʻi. It is endemic to the Hawaiian Islands.

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  Lama

  Diospyros sandwicensis

  Lama (Diospyros sandwicensis) is endemic to the Hawaiian Islands and recorded on Kauaʻi. Tree 2–15 m tall, often with stem galls.

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  Hopbush

  Dodonaea viscosa

  Hopbush (Dodonaea viscosa) is indigenous in the Hawaiian Islands and recorded on Kauaʻi. Much-branched shrub or small tree 2–8 m tall with reddish-brown to gray or blackish-gray bark and often sticky young stems.

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  Ceylon Gooseberry

  Dovyalis hebecarpa

  Ceylon Gooseberry (Dovyalis hebecarpa) is a post-contact introduced tree documented on Kauaʻi through historical forestry planting records. The reviewed records do not establish present survival. Native to Sri Lanka in seasonally dry tropic

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  Golden hala pepe

  Dracaena aurea

  Golden hala pepe (Dracaena aurea) is a tree recorded on Kauaʻi. It is endemic to the Hawaiian Islands.

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  Dracaena halemanuensis

  Dracaena halemanuensis

  Dracaena halemanuensis (Dracaena halemanuensis) is a tree recorded on Kauaʻi. It is endemic to the Hawaiian Islands.

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  Sundew

  Drosera anglica

  mikinalo is a carnivorous herb in the Kauaʻi vascular and land plants group. Its origin status is endemic.

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  Naʻenaʻe

  Dubautia haupuensis

  A dense, rounded to flat-topped branched shrub with opposite, stalkless, narrow glossy leaves. Small marginal teeth occur toward the leaf tip, and several main veins begin near the base. Clustered discoid flower heads contain yellow florets

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  Naʻenaʻe

  Dubautia imbricata

  A dense clumping shrub with opposite narrow, hairless leaves bearing five to nine main veins and small marginal teeth. Its clustered yellow discoid flower heads have overlapping bract tips. The small dry fruits bear a pappus of short fringe

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  Naʻenaʻe

  Dubautia kalalauensis

  Naʻenaʻe (Dubautia kalalauensis) is a tree; shrub recorded on Kauaʻi. It is endemic to the Hawaiian Islands.

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  Naʻenaʻe

  Dubautia knudsenii

  Naʻenaʻe (Dubautia knudsenii) is a tree; shrub recorded on Kauaʻi. It is endemic to the Hawaiian Islands.

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  Naʻenaʻe

  Dubautia laevigata

  An often narrow, upright shrub with opposite long, narrow, hairless leaves. Sharp teeth occur on the upper margins; the lower blade tapers to a sometimes purple, clasping base. Numerous yellow discoid heads grow in elongated branched arrays

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  Naenae

  Dubautia laxa

  naenae is a shrub in the Kauaʻi vascular and land plants group. Its origin status is endemic.

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  Naʻenaʻe

  Dubautia microcephala

  Naʻenaʻe (Dubautia microcephala) is a tree; shrub recorded on Kauaʻi. It is endemic to the Hawaiian Islands.

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  Naʻenaʻe Pua Kea

  Dubautia paleata

  A hairy shrub with opposite or three-whorled narrow leaves and several main veins. Leaf margins may be rolled and bear small remote teeth. Branched arrays carry discoid heads of white florets, often with purple, hairy or glandular bracts. H

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  Naʻenaʻe

  Dubautia pauciflorula

  A spreading erect to partly climbing shrub with a loose crown and opposite, narrow hairless leaves bearing few small teeth near the tip. Large pyramidal flower systems contain many very small heads, each with only two to four yellow florets

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  Kūpaoa

  Dubautia plantaginea

  Kūpaoa (Dubautia plantaginea) is a tree; shrub recorded on Kauaʻi. It is endemic to the Hawaiian Islands.

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  Naʻenaʻe ʻUla

  Dubautia raillardioides

  A loose, partly reclining shrub with soft woody lower stems, fleshy upper stems and a fringe of hairs along the upper edge of leaf scars. Narrow leaves occur in threes. Broad branched arrays carry white discoid florets and often purple, gla

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  Naʻenaʻe

  Dubautia syndetica

  An openly branched shrub with opposite narrow elliptic to oblanceolate leaves, paler below, and shallow marginal teeth. Clustered discoid heads have purple glands and bracts. Pale greenish-yellow florets become purple with age. Small black,

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  Naʻenaʻe

  Dubautia waialealae

  A low, compact cushion shrub with rough woody stems and closely overlapping small leaves in whorls of three or four. Leaves have a few teeth near their tips and fine marginal hairs. Small branched clusters carry yellow discoid florets. Hair

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  Golden dewdrop

  Duranta erecta

  Golden dewdrop (Duranta erecta) is an introduced tree treated as naturalized on Kauaʻi by Bishop Museum’s 2025 checklist and the 2026 Smithsonian checklist. Current extent is unassessed. Native from Mexico and the Caribbean to northern Sout

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  Scorpionbush

  Ehretia microphylla

  A branching shrub with small leaves on short, burr-like lateral shoots. The rough upper leaf surface bears broad-based hairs pointing toward the tip; teeth are confined to the upper half of the margin. Small flower clusters are no longer th

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  Blue Marble Tree

  Elaeocarpus angustifolius

  Blue Marble Tree (Elaeocarpus angustifolius) is a post-contact introduced tree documented on Kauaʻi through historical forestry planting records. The reviewed records do not establish present survival. A wet-tropical forest tree native from

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  Kalia

  Elaeocarpus bifidus

  Kalia (Elaeocarpus bifidus) is a tree recorded on Kauaʻi. It is endemic to the Hawaiian Islands.

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  Guanacaste

  Enterolobium cyclocarpum

  Guanacaste (Enterolobium cyclocarpum) is a post-contact introduced tree documented on Kauaʻi through historical forestry planting records. The reviewed records do not establish present survival. Native to Mexico through tropical South Ameri

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  Variable Lovegrass

  Eragrostis variabilis

  kāwelu is a grass in the Kauaʻi vascular and land plants group. Its origin status is endemic.

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  Loquat

  Eriobotrya japonica

  Loquat (Eriobotrya japonica) is an introduced tree documented as naturalized on Kauaʻi by Bishop Museum’s 2025 checklist. A temperate to subtropical East Asian fruit tree, native in parts of central China and cultivated broadly; birds and m

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  Hawaiian coral tree

  Erythrina sandwicensis

  Hawaiian coral tree (Erythrina sandwicensis) is a tree recorded on Kauaʻi. It is endemic to the Hawaiian Islands.

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  Indian Coral Tree

  Erythrina variegata

  Indian Coral Tree (Erythrina variegata) is a post-contact introduced tree documented on Kauaʻi through historical forestry planting records. The reviewed records do not establish present survival. Native to the tropical Old World from East

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  Black Gum

  Eucalyptus aggregata

  Black Gum (Eucalyptus aggregata) is a post-contact introduced tree documented on Kauaʻi through historical forestry planting records. The reviewed records do not establish present survival. Native to cool, poorly drained flats and depressio

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  White Gum

  Eucalyptus alba

  White Gum (Eucalyptus alba) is a post-contact introduced tree documented on Kauaʻi through historical forestry planting records. The reviewed records do not establish present survival. Native to the Lesser Sunda Islands, New Guinea, and nor

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  Blue Box

  Eucalyptus baueriana

  Blue Box (Eucalyptus baueriana) is a post-contact introduced tree documented on Kauaʻi through historical forestry planting records. The reviewed records do not establish present survival. Native to eastern New South Wales to Victoria in su

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  Coast Grey Box

  Eucalyptus bosistoana

  Coast Grey Box (Eucalyptus bosistoana) is a post-contact introduced tree documented on Kauaʻi through historical forestry planting records. The reviewed records do not establish present survival. Native to southeastern New South Wales and e

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  Southern Mahogany

  Eucalyptus botryoides

  Southern Mahogany (Eucalyptus botryoides) is a post-contact introduced tree documented on Kauaʻi through historical forestry planting records. The reviewed records do not establish present survival. Native to coastal southeastern New South

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  Apple Box

  Eucalyptus bridgesiana

  Apple Box (Eucalyptus bridgesiana) is a post-contact introduced tree documented on Kauaʻi through historical forestry planting records. The reviewed records do not establish present survival. Native to southeastern Queensland through New So

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  River Red Gum

  Eucalyptus camaldulensis

  River Red Gum (Eucalyptus camaldulensis) is a post-contact introduced tree documented on Kauaʻi through historical forestry planting records. The reviewed records do not establish present survival. Native to riverbanks, floodplains, and inl

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  Narrow-leaved Ironbark

  Eucalyptus crebra

  Narrow-leaved Ironbark (Eucalyptus crebra) is an introduced tree treated as naturalized on Kauaʻi by Bishop Museum’s 2025 checklist and the 2026 Smithsonian checklist. Current extent is unassessed. An eastern Australian tree of open forest

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  Mountain Blue Gum

  Eucalyptus deanei

  Mountain Blue Gum (Eucalyptus deanei) is a post-contact introduced tree documented on Kauaʻi through historical forestry planting records. The reviewed records do not establish present survival. Native to southeastern Queensland and eastern

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  Rainbow Eucalyptus

  Eucalyptus deglupta

  Rainbow Eucalyptus (Eucalyptus deglupta) is an introduced tree treated as naturalized on Kauaʻi by Bishop Museum’s 2025 checklist and the 2026 Smithsonian checklist. Current extent is unassessed. Native from the Philippines through parts of

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  White Stringybark

  Eucalyptus globoidea

  White Stringybark (Eucalyptus globoidea) is a post-contact introduced tree documented on Kauaʻi through historical forestry planting records. The reviewed records do not establish present survival. Native to southeastern New South Wales and

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  Tasmanian Blue Gum

  Eucalyptus globulus

  Tasmanian Blue Gum (Eucalyptus globulus) is a post-contact introduced tree documented on Kauaʻi through historical forestry planting records. The reviewed records do not establish present survival. Native to southeastern Australian moist fo

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  Flooded Gum

  Eucalyptus grandis

  Flooded Gum (Eucalyptus grandis) is a post-contact introduced tree documented on Kauaʻi through historical forestry planting records. The reviewed records do not establish present survival. Native to eastern Australian moist forest, wet scl

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  Brittle Gum

  Eucalyptus mannifera

  Brittle Gum (Eucalyptus mannifera) is a post-contact introduced tree documented on Kauaʻi through historical forestry planting records. The reviewed records do not establish present survival. Native to southeastern Australian dry open woodl

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  Jarrah

  Eucalyptus marginata

  Jarrah (Eucalyptus marginata) is a post-contact introduced tree documented on Kauaʻi through historical forestry planting records. The reviewed records do not establish present survival. Native to southwestern Australia in subtropical jarra

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  Yellow Box

  Eucalyptus melliodora

  Yellow Box (Eucalyptus melliodora) is a post-contact introduced tree documented on Kauaʻi through historical forestry planting records. The reviewed records do not establish present survival. Native to southeastern Queensland through New So

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  Australian Tallowwood

  Eucalyptus microcorys

  Australian Tallowwood (Eucalyptus microcorys) is an introduced tree treated as naturalized on Kauaʻi by Bishop Museum’s 2025 checklist and the 2026 Smithsonian checklist. Current extent is unassessed. Native to humid subtropical forest of c

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  Gray Ironbark

  Eucalyptus paniculata

  Gray Ironbark (Eucalyptus paniculata) is an introduced tree treated as naturalized on Kauaʻi by Bishop Museum’s 2025 checklist and the 2026 Smithsonian checklist. Current extent is unassessed. Native to open forest from southeastern Queensl

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  Blackbutt

  Eucalyptus pilularis

  Blackbutt (Eucalyptus pilularis) is an introduced tree treated as naturalized on Kauaʻi by Bishop Museum’s 2025 checklist and the 2026 Smithsonian checklist. Current extent is unassessed. Native to fertile coastal plains and hills of southe

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  Silver-leaved Mountain Gum

  Eucalyptus pulverulenta

  Silver-leaved Mountain Gum (Eucalyptus pulverulenta) is a post-contact introduced tree documented on Kauaʻi through historical forestry planting records. The reviewed records do not establish present survival. Native to restricted areas of

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  Grey Gum

  Eucalyptus punctata

  Grey Gum (Eucalyptus punctata) is a post-contact introduced tree documented on Kauaʻi through historical forestry planting records. The reviewed records do not establish present survival. Native to southeastern Queensland and New South Wale

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  Swamp mahogany

  Eucalyptus robusta

  Swamp mahogany (Eucalyptus robusta) is an eastern Australian tree introduced to Hawaiʻi for forestry. Historic Kauaʻi plantation records document its planted presence. Plantation persistence and naturalized recruitment represent different e

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  Flooded Gum

  Eucalyptus rudis

  Flooded Gum (Eucalyptus rudis) is an introduced tree treated as naturalized on Kauaʻi by Bishop Museum’s 2025 checklist and the 2026 Smithsonian checklist. Current extent is unassessed. Native to stream banks and floodplains in southwestern

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  Sydney Blue Gum

  Eucalyptus saligna

  Sydney Blue Gum (Eucalyptus saligna) is an introduced tree treated as naturalized on Kauaʻi by Bishop Museum’s 2025 checklist and the 2026 Smithsonian checklist. Current extent is unassessed. Native to moist subtropical forest and wet scler

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  Red Ironbark

  Eucalyptus sideroxylon

  Red Ironbark (Eucalyptus sideroxylon) is a post-contact introduced tree documented on Kauaʻi through cultivation records. Native to woodland of southeastern Queensland, New South Wales, and northern Victoria. On Kauaʻi, dated government inv

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  Strickland's Gum

  Eucalyptus stricklandii

  Strickland's Gum (Eucalyptus stricklandii) is a post-contact introduced tree documented on Kauaʻi through historical forestry planting records. The reviewed records do not establish present survival. Native to south-central Western Australi

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  Forest red gum

  Eucalyptus tereticornis

  Forest red gum (Eucalyptus tereticornis) is an introduced tree treated as naturalized on Kauaʻi by Bishop Museum’s 2025 checklist and the 2026 Smithsonian checklist. Current extent is unassessed. An Australian tree of seasonally dry tropica

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  Beach cherry

  Eugenia reinwardtiana

  Beach cherry (Eugenia reinwardtiana) is a tree; shrub recorded on Kauaʻi. It is indigenous to the Hawaiian Islands.

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  Surinam Cherry

  Eugenia uniflora

  Surinam Cherry (Eugenia uniflora) is a post-contact introduced tree documented on Kauaʻi through historical forestry planting records. The reviewed records do not establish present survival. Native to eastern and southern Brazil through sou

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  ʻAkoko

  Euphorbia atrococca

  ʻAkoko (Euphorbia atrococca) is a tree; shrub recorded on Kauaʻi. It is endemic to the Hawaiian Islands.