Archontophoenix alexandrae – Alexandra Palm

Archontophoenix alexandrae - Alexandra Palm, King Palm, Northern Bangalow Palm

Archontophoenix alexandrae - Alexandra Palm, King Palm, Northern Bangalow Palm (flowers)

Archontophoenix alexandrae - Alexandra Palm, King Palm, Northern Bangalow Palm (fruit)

Archontophoenix alexandrae - Alexandra Palm, King Palm, Northern Bangalow Palm (trunk)

Plant Name

Scientific Name: Archontophoenix alexandrae

Common Names: Alexandra Palm, King Palm, Northern Bangalow Palm

Plant Characteristics

Duration: Perennial, Evergreen

Growth Habit: Tree

Hawaii Native Status: Introduced. This naturalized ornamental palm tree is native to Queensland, Australia.

Flower Color: White or cream

Height: Up to 100 feet (30 m) tall

Description: The tiny flowers are on up to 28 inch (70 cm) long, cream-colored, waterfall-like inflorescences with numerous cascading branches. The flowers are followed by small, rounded, red fruits. The leaves are clustered above a bulging, lime green crownshaft and are green above, ashy and paler below, and pinnate with linear, point-tipped leaflets. The trunks are tall, slender, solitary, gray to grayish brown in color, and conspicuously ringed.

Here in Hawaii, Alexandra Palms are commonly cultivated for their attractive form, but they also grow wild in wet and mesic (moderately wet) areas at low elevations. These palms are very common in near Hilo, Hawaii and along the scenic Hamakua Coast.

Classification

Kingdom: Plantae – Plants
Subkingdom: Tracheobionta – Vascular plants
Superdivision: Spermatophyta – Seed plants
Division: Magnoliophyta – Flowering plants
Class: Liliopsida – Monocotyledons
Subclass: Arecidae
Order: Arecales
Family: Arecaceae – Palm family
Genus: Archontophoenix H. Wendl. & Drude – archontophoenix
Species: Archontophoenix alexandrae (F. Muell.) H. Wendl. & Drude – Alexandra palm

More About This Plant

Hawaii County Distribution Map