Saurauia napaulensis Dc.

Species

Angiosperms > Ericales > Actinidiaceae > Saurauia

Characteristics

Trees 4-20 m tall. Branchlets brown pubescent to glabrescent, with setose hairs intermixed with subulate scales. Petiole 2.5-5 cm, pubescent to glabrescent, with minute hairs intermixed with subulate and unguiculate scales; leaf blade narrowly elliptic to oblong-obovate, 13-36 × 7-15 cm, thinly leathery, abaxially sparsely ferruginous tomentose, indumentum caducous or not, sparsely scaly on midvein and lateral veins, adaxially glabrescent, sometimes with scales at base of midvein, lateral veins 28-40(-46) pairs, base obtuse to subrounded to cuneate, margin finely serrate, apex acuminate to acute. Inflorescences 12-33 cm, axillary, sparsely scaly and puberulent; peduncle ca. 1/2 as long as inflorescence, with 1 or 2 bracts at base of each branch; pedicels 1.7-2.5 cm, with 2 nearly opposite bracteoles below middle; bracteoles caducous, lanceolate, 2-4 mm. Flowers pink to purplish, 0.8-1.5 cm in diam. Sepals unequal, outer 3 smaller, elliptic to broadly elliptic; inner 2 larger, broadly elliptic to orbicular, 5-7 mm. Petals oblong, ca. 8 mm, connate at base, recurved at apex. Stamens 50-90. Ovary globose to depressed-globose; styles 4 or 5, connate below middle. Fruit green to yellowish, globose to depressed-globose, ribbed or slightly ribbed. Fl. Jun-Dec, fr. Jun-Dec.
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A large deciduous shrub or small tree. The bark is reddish and the wood soft and spongy. The leaves are large and narrowly oval and have rusty hairs underneath. The leaves are 18-36 cm long. There are prominent side veins and teeth along the edge. The young leaves are very rusty coloured and hairy. The flowers are pink and in clusters in the axils of the leaves. There are many flowers and they are about 1.3 cm across. They have 5 petals that have fringes at the edges. The fruit are green and have 4-5 lobes. They are fleshy with a sweet pulp and are edible.
Life form perennial
Growth form tree
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 7.0 - 12.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
Photosynthetic pathway c3

Environment

It is a tropical and subtropical plant. In Yunnan in China it grows between 250-2,250 m altitude. It grows in secondary forest. In Melbourne Botanical gardens.
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Sparse mountain forests, thickets, valleys; at elevations from 400-3,200 metres in southern China.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 7-12

Usage

The ripe fruit are eaten raw. The leaves are eaten as a vegetable.
Uses fodder material medicinal wood
Edible fruits leaves
Therapeutic use Fever (bark), Kidney diseases (bark), Urinary bladder diseases (bark), Abdominal pain (root), Cathartics (root)
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by seedlings.
Mode seedlings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Leaf

Saurauia napaulensis leaf picture by Douglas Bachman (cc-by-sa)

Flower

Saurauia napaulensis flower picture by Douglas Bachman (cc-by-sa)

Distribution

Saurauia napaulensis world distribution map, present in Bhutan, China, India, Lao People's Democratic Republic, Myanmar, Malaysia, Nepal, Thailand, and Viet Nam

Conservation status

Saurauia napaulensis threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:829373-1
WFO ID wfo-0001224545
COL ID 6XPTX
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Zanthoxylum serra Ternstroemia racemosa Saurauia paniculata Saurauia napaulensis Saurauia sterculifolia Saurauia napaulensis var. montana Saurauia napaulensis var. omeiensis