Myoporum degeneri

(Webster) Degener & I.Degener (1983)

This name is accepted

Kingdom: Viridiplantae Phylum: Magnoliophyta Class/Clade: Eudicot-Asterids Order: Lamiales Family: Scrophulariaceae Genus: Myoporum

Description

Key Characters:

Growth Form: Shrub or small tree to 7 m tall.

Stems: Bark deeply fissured, light grey and white–blotched, branches compressed towards tips, smooth or obscurely tuberculate, glabrous or with scattered glandular hairs, especially near leaf bases.

Roots:

Leaves: Leaves simple. Alternate. Blades elliptic, (30–)50–75 x (9–)17–28 mm. Apex attenuate to aristate. Base cuneate, abruptly tapering to petiole. Upper surfaces dark green, shiny glandular pubescent; lower surfaces lighter green, dull, very densely glandular–pubescent, with a velvety texture;, lamina thin. Margins entire or obscurely serrate. Petioles 9–15 mm long. Stipules absent.

Flowers: Flowers 5–9 per leaf axil; pedicel flattened at base and tetragonous towards apex; 6–11 mm long; glandular and eglandular hairs present. Flowers bisexual (perfect). Calyx of 5 sepals imbricate, ovate, obscurely keeled, acute, margins membranous towards the base 2.2–4 x 1–2 mm, outer surface and margins pubescent with glandular and eglandular hairs, inner surface mostly glabrous except near the apex. Corolla with 5 lobes, (3–) 4–5 mm long, obtuse, white sometimes tinged pink, spotted carmine on basal part of lobes and in the tube; tube 3–4 mm long; outer surface glabrous, inner surface of lobes and tubes pubescent. Stamens 5, shortly exserted, glabrous. Ovary superior, conical 6–7 locular; ovule 1 per locule, 2.5–3 x 1.2–2.2 mm glabrous; styles glabrous, persistent and and more or less circinate after flowering.

Fruit: Fruit almost dry; conical and distinctly beaked; 5.5–7.5 x 4.5–5.5 mm. Exocarp green turning yellow–brown; mesocarp scarcely developed; slightly succulent; Endocarp woody; conical and tapering into a long beak 4–6 angled at base. Seeds ovoid–oblong 2–2.2 x 0.8–0.9 mm white; tipped brown at ends.

Ploidy:

Habitat: Dry forest.

Elevation Range: 1100–1475 m

Historical Distribution

Uses and Culture

USES

Natural History

Statewide Status

Endemic

Island Status

Dispersal Agents


Pollinators

Bibliography

Name Published In: Plants of Hawaii National Park edn 3: 433 (1983)

Other References

Wagner et al. 1990:928 (syn. of Myoporum sandwicense); Chinnock 2007:145/Wagner et al. 2005– (RESURRECT/EM)

Occurrences

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