img

Metrosideros polymorpha var. glaberrima

(H.Lév.) H.St.John (1979)

This name is accepted

Kingdom: Viridiplantae Phylum: Magnoliophyta Class/Clade: Eudicot-Rosids Order: Myrtales Family: Myrtaceae Genus: Metrosideros

Description

Key Characters: Fruit a capsule; flowers in terminal cymes; sepals and petals distinct; staminal filaments distinct; leaves opposite; petioles ± as long as blades or less; expanding vegetative buds rounded at the tip; leaves not rugose; Leaves, stems, inflorescence and fruit all glabrous; petioles 3-10 mm long.

Growth Form: Medium-sized or tall trees 10-15 m.

Stems: Bark usually rough and fissured, separating in thick flakes, sometimes smooth and separating in long thin strips, vegetative buds obovoid, branches and branchlets terete.

Roots:

Leaves: Leaves simple. Opposite. Blade ovate, elliptic, oblong, or obovate, 3.5-7.5 cm. long, 1.5-3.5 cm. wide. Apex rounded, obtuse or acute. Base rounded, obtuse or acute. Upper surfaces glabrous; lower surfaces glabrous; blades chartaceous to coriaceous. Margins entire, flat. Several pairs of raised veins radiating from base; intramarginal nerve distinct in the larger leaved specimens. Petioles 3-10 mm. Stipules vestigial or absent.

Flowers: Flowers in inflorescences of 2–5 pairs of cymules, glabrous; peduncles 7–18 mm long, 1–3 mm wide; bracts broadly ovate to suborbicular, 5–10 mm long, 3–5 mm wide. Flowers red, pink, orange, bisexual (perfect), actinomorphic; pedicels 2–8 mm long, 1–2 mm wide; hypanthium 3–7 mm high, 3–8 mm wide. Sepals rounded to triangular, 1.5–4 mm long, 1.5–3 mm wide; glabrous and thin with reddish, thinner margins, Petals oblong, glabrous, red to salmon-pink, usually not ciliate on the margins or only slightly so, Stamens 1–3 cm long. Ovary nearly superior; style 1.3–3 cm long.

Fruit: Capsules glabrous slightly included to exerted; fruiting hypanthium 3–8 mm long and wide.

Ploidy:

Habitat:

Elevation Range:

Historical Distribution

Uses and Culture

USES

Natural History

Statewide Status

Endemic

Island Status

Kaua'i Endemic
O'ahu Endemic
Molokai Endemic
Lana'i Endemic
Maui Endemic
Hawai'i Endemic

Dispersal Agents


Pollinators

Bibliography

Name Published In: Phytologia 42: 216 (1979)

Other References

Wagner et al. 1990:967 (K, O, Mo, L, M, H)

Occurrences

SNo. Scientific Name Scientific Name Authorship Locality Habitat Basis of Record Recorded By Record Number Island Source Date
Back to Top