Brackenridge's Rosemallow (Mao Hau Hele) – Hibiscus brackenridgei

Overview

Brackenridge's Rosemallow, known in Hawaiian as Mao Hau Hele (Hibiscus brackenridgei), is the official state flower of Hawaii. This endangered endemic shrub bears large, pure yellow flowers.

Botanical Profile

Characteristics

Shrub or small tree 3–15 feet tall. Leaves are lobed, gray-green. Flowers are 4–6 inches across, bright yellow with a prominent yellow staminal column, single. Blooms in winter to spring. The state flower since 1988.

Conservation & Cultivation

• Status: Endangered; cultivation critical for conservation.
• Zones: 10–11; frost-tender.
• Sun: Full sun.
• Soil: Well-drained, volcanic or rocky.
• Water: Moderate; drought-tolerant once established.

Significance

A symbol of Hawaiian heritage. Grown in botanical gardens and by conservationists. Requires protection from pests and habitat loss.