About

Dracaena halapepe, synonym Pleomele halapepe, the royal hala pepe, is a species of flowering plant that is endemic to the island of Oʻahu in Hawaiʻi. It inhabits dry, coastal mesic and mixed mesic forests at elevations of 180–610 metres (590–2,000 ft). It is threatened by habitat loss.

D. halapepe inhabits dry, coastal mesic and mixed mesic forests at elevations between 180 and 610 meters (590–2,000 feet) and is threatened by habitat loss. This paper expands upon that foundation by providing a detailed description of Dracaena halapepe's anatomy and morphology, including its long, narrow leaves, branching form, and reproductive structures. It also explores the plant's limited distribution, noting that it typically grows at elevations of 300–850 meters in specific forest zones on Oʻahu.

Where it grows

Endemic to Oʻahu, Dracaena halapepe is primarily found on the leeward slopes of the Waiʻanae Mountains, though it has also been reported in the Koʻolau range. It inhabits dry to mesic forests at elevations between 300–850 m (980–2,790 ft), preferring areas with moderate rainfall, full sun, and well-drained rocky or cinder soils. This species typically grows in open-canopy forest systems alongside native plants such as ʻōhiʻa (Metrosideros polymorpha), lama (Diospyros sandwicensis), alaheʻe (Psydrax odorata), and naio (Myoporum sandwicense). Adapted to withstand drought and wind, D. halapepe is well suited to Hawaiʻi's dry forest ecosystems. However, due to habitat degradation, invasive species, and urban encroachment, its natural populations have declined, leading to its designation as a species of conservation concern.

Other Dracaena plants

Dracaena aethiopica · Dracaena afromontana · Dracaena ajgal · Large-leaved dragon tree · Dracaena americana · Suji · Tree Dracaena · Lance Dracaena · Dracaena aubrytiana · Golden Dracaena · Dracaena bacularis · Dracaena ballyi