Endangered Plants

Ewa hinahina

Native coastal plants still flourish at Kalaeloa amongst the endangered ‘Ewa hinahina and ‘akoko. Native plants include the night-blooming maiapilo with its beautiful fragrant flowers; the hinahina, a very dense, soft, and silky-looking plant; and naio, one of the few natives that is a strong competitor against alien grasses. 

  • ‘Ewa hinahina

    Ewa hinahina1

    Achyranthes splendens is a Hawaiian endemic shrub ranging in height from 2 to 6 feet tall with oval leaves 3/4 to 4 1/2 inches long and 1/2 to 2 1/2 inches wide. It grows at low elevations, generally from sea level to 100 feet, in open dry areas on rocky soil or coralline plains. It is currently known to grow along the western coast of O'ahu, on the Kalaupapa peninsula on Maui, near Manele and Maunalei Gulch on Lana'i, in West Maui, and near Kula on East Maui. There are 2 varieties recognized; one of them, A. splendens var. rotundata, is a federally listed endangered species. A. splendens var. rotundata, grows on O'ahu, Moloka'i, and Lana'i.

  • ‘Akoko

    Ewa Plains Akoko

    Chamaesyce skottsbergii is an endemic shrub ranging in height from 1 to 8 feet tall with simple, leathery, gray-green leaves with stipules. Endemic to the Ewa Plains at the southwestern tip of Oahu, and the northwestern coast of Molokai. There are 7 current occurrences. All of the Oahu occurrences are threatened by habitat destruction and modification stemming from the urbanization of the Ewa Plains. The Molokai occurrences are threatened by deer, cattle, and off-road vehicles. All the occurrences are threatened by alien plant competition and fire.