Noronhia emarginata (Lam.) Poir.

Madagascar olive (en)

Species

Angiosperms > Lamiales > Oleaceae > Noronhia

Characteristics

An evergreen shrub or tree. It grows 4-10 m high and spreads 6 m wide. The leaves are simple and greyish-green. They are broadly oval and tough. They are leathery and the edges of the leaves roll under. The leaves are mostly held stiff and upright. The flowers are white with long stalks. They are bell shaped and have 4 parts. They occur in small panicles. They have a scent. The fruit is fleshy with a stone inside. It is 2 cm across and olive green. It turns purple as it ripens. It has one seed.
Life form perennial
Growth form tree
Growth support free-standing
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) 6.0
Mature height (meter) 5.0 - 8.75
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

A tropical plant. It is native to Madagascar and the Comores. It grows in dry coastal woodland. It can tolerate drought and salt spray. It does best in full sun but will grow in light shade. It can grow on a range of soils. It grows well by the seaside. It can grow in salty soil. It is wind resistant. It is damaged by frost. It suits hardiness zones 10-11.
Light 4-9
Soil humidity 3-7
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-11

Usage

The flesh of the fruit is eaten. It is like an olive but has the flavour of a fresh lychee. Caution: The seeds are probably poisonous.
Uses environmental use food gene source poison
Edible fruits
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Plants are grown from seed or cuttings.
Mode seedlings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Leaf

Noronhia emarginata leaf picture by Matthieu Gebus (cc-by-sa)
Noronhia emarginata leaf picture by Matthieu Gebus (cc-by-sa)
Noronhia emarginata leaf picture by M B (cc-by-sa)

Fruit

Noronhia emarginata fruit picture by Fabrice DELMONT (cc-by-sa)
Noronhia emarginata fruit picture by Matthieu Gebus (cc-by-sa)
Noronhia emarginata fruit picture by laurent00031 (cc-by-sa)

Distribution

Noronhia emarginata world distribution map, present in Bermuda, Madagascar, Mauritius, Réunion, and United States of America

Conservation status

Noronhia emarginata threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:941424-1
WFO ID wfo-0000817032
COL ID 47QHH
BDTFX ID -
INPN ID 710831
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Noronhia binia Notelaea flavicans Olea emarginata Linociera flavicans Noronhia chartacea Thouinia flavida Noronhia emarginata var. garcinioides Noronhia emarginata