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Coastal
Plants of Hawaii
link
to Endemic Hawaiian Plants (terrestrial)
link
to non-Hawaiian Flowers
Sesbania tomentosa

Ohai
| An endangered shrub formerly common on coastal dunes, and rocky
outcrops. Has silvery leaves coated with dense hairs to reflect
sunlight. |

Sida fallax
Lana'i Lookout, Oahu |
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'Ilima
| Common in coastal habitats. Flowers about 1 inch. |

Batis maritma
Kaupo, Waimanalo, Oahu
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Kaloko, Oahu |
Kaloko, Oahu |
Kaloko, Oahu |
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PICKLEWEED 'Akulikuli kai
| An introduced succulent plant that forms thickets on sandy coastal
flats subject to flooding by salt water. Leaves are shiny with
green compound fruits. |

Lycium sandwicense
Lanai Lookout, Oahu |
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Ohelo Kai
| Occasional on rocky coasts exposed to salt spray. Leaves are
succulent with a dull waxy coating. Fruits are red berries.
Indigenous to Hawaii. |

Sesuvium portulacastrum
Popoi'a Island, Kailua, Oahu
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Popoi'a Island, Kailua, Oahu |
Lanai Lookout, Oahu |
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'Akulikuli
| An indigenous succulent that forms mats along rocky or gravel shores
exposed to salt spray. Leaves are shiny green with red
stems. Fruits are dry capsules. |

Portulaca lutea
Popoi'a Island, Kailua, Oahu |
Popoi'a Island, Kailua, Oahu |
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'Ihi
| Uncommon along isolated rocky shores. Indigenous to Hawaii. |

Portulaca pilosa
'Ihi

Chamaesyce degeneri

'Akoko
| Uncommon along rocky coasts. An endangered species that is
endemic to Hawaii. |

Chamaesyce celastroides var.
kaenana 
'Akoko
| A rare shrub on talus slopes near Kaena Point on Oahu. An
endangered subspecies that is endemic to Hawaii.. |

Nama sandwicensis
Kaloko, Oahu |
Kaloko, Oahu |
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| An uncommon species on coastal dunes and cliffs. |

Boerhavia repens
Kaloko, Oahu |
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Alena

Ipomoea indica
Kaupo, Waimanalo, Oahu |
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INDIAN MORNING GLORY

Ipomoea pes-caprae
Sandy Beach, Oahu
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Sandy Beach, Oahu |
Sandy Beach, Oahu |
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BEACH MORNING GLORY Pohuehue

Myoporum sandwicense
Kaloko, Oahu |
Kaloko, Oahu |
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BASTARD SANDALWOOD Naio

Santalum ellipticum
Makapu'u, Oahu |
Makapu'u, Oahu |
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COASTAL SANDALWOOD 'Ili'ahi

Vitex rotundifolia
BEACH VITEX Pohinahina

Tournefortia argentea
Kaupo, Waimanalo, Oahu
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Kaupo, Waimanalo, Oahu |
Kaupo, Waimanalo, Oahu |
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TREE HELIOTROPE

Rhizophora mangle
Kaloko, Oahu
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Kaloko, Oahu |
Ft. Kamehameha, Oahu |
Kaloko, Oahu
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Ft. Kamehameha, Oahu
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Kaloko, Oahu |
Kaloko, Oahu |
Ft. Kamehameha, Oahu |
RED MANGROVE

Scaevola sericea
Kailua, Oahu |
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BEACH NAUPAKA Naupaka kahakai

Wikstroemia uva-ursi
'Akia

Sporobolus indica
Lanai Lookout, Oahu |
Lanai Lookout, Oahu |
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SMUT GRASS

Sporobolus virginica

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