Pachysandra terminalis Siebold & Zucc.

Japanese spurge (en), Phachysandre du Japon (fr)

Species

Angiosperms > Buxales > Buxaceae > Pachysandra

Characteristics

Subshrubs; stem slightly thick, puberulent, lower part rhizomatous, ca. 30 cm, prostrate, curved, or obliquely ascending, with densely fibrous adventitious roots, upper part erect, ca. 30 cm tall, leafy. Leaves at intervals of 2-4 cm on stem or 4-6 leaves close to each other; petiole 1-3 cm; leaf blade rhombic-obovate, 2.5-5(-9) × 1.5-3(-6) cm, leathery, puberulent along midrib adaxially, base attenuate into petiole, margin dentate toward apex. Inflorescences terminal, 2-4 cm, erect, rachis and bracts glabrous. Flowers white. Male flowers more than 15, inserted on almost all rachis, sessile; bracts and tepals broadly ovate, bracts small, tepals 2.5-3.5 mm; filaments ca. 7 mm; sterile pistil ca. 0.6 mm. Female flowers 1 or 2, inserted basally on rachis or sometimes solitary apically in 1 or 2 leaf axils, flower and pedicel ca. 4 mm; bracts and tepals ovate, imbricate; styles exserted after pollinated, apex convolute. Fruit ovoid, 5-6 mm; persistent styles thick and reflexed, 5-10 mm. Fl. and fr. Apr-May.
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A small evergreen shrub 20 cm high. It spreads to 50 cm across. Leaves are glossy dark green. They are clustered at the tips of the short stems. The upper half of the leaves are often toothed. Plants are separately male and female so both are required for fruit production. The flowers are small and greenish or white and without petals. The flowers have a pleasant sweet smell.
With narrower lvs, terminal infls, and bicarpellate, baccate white fr 6–7 mm, sometimes escapes.
Life form perennial
Growth form
Growth support -
Foliage retention evergreen
Sexuality monoecy
Pollination -
Spread -
Mature width (meter) 0.75 - 1.0
Mature height (meter) 0.2
Root system adventitious-root fibrous-root
Rooting depth (meter) 0.3
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

A temperate plant. It grows in moist deciduous woods in valleys and low mountains to 2000 metres. It can grow in shade. It needs moist well drained soil. It does not do well in full sun, dry soils or in windy locations. It can stand frost. Melbourne Botanical gardens. It suits hardiness zones 5-10.
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Moist deciduous woods in valleys and low mountains to 2000 metres.
Light 2-5
Soil humidity 4-8
Soil texture 1-6
Soil acidity 2-8
Soil nutriment -
Hardiness (USDA) 5-8

Usage

The fruit are eaten raw or cooked.
Uses environmental use medicinal ornamental
Edible fruits
Therapeutic use Appetite stimulants (leaf), Cathartics (leaf)
Human toxicity toxic (whole)
Animal toxicity -

Cultivation

Plants can be grown from seed. It an also be grown from cuttings of half ripe wood. These should be 4-7 cm long and with a node attached. Plants are most easily grown by dividing the clump in spring.
Mode cuttings divisions seedlings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Habit

Pachysandra terminalis habit picture by Sabina Hartmann (cc-by-sa)
Pachysandra terminalis habit picture by Matthias Foellmer (cc-by-sa)

Leaf

Pachysandra terminalis leaf picture by David Nabergoj (cc-by-sa)
Pachysandra terminalis leaf picture by Kai Best (cc-by-sa)
Pachysandra terminalis leaf picture by Lennard Klehn (cc-by-sa)

Flower

Pachysandra terminalis flower picture by David Nabergoj (cc-by-sa)
Pachysandra terminalis flower picture by Kai Best (cc-by-sa)
Pachysandra terminalis flower picture by ben vc (cc-by-sa)

Fruit

Pachysandra terminalis fruit picture by danchy (cc-by-sa)
Pachysandra terminalis fruit picture by danchy (cc-by-sa)

Distribution

Pachysandra terminalis world distribution map, present in Canada, China, Japan, Korea (Democratic People's Republic of), and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:353208-1
WFO ID wfo-0000733029
COL ID 6TJLW
BDTFX ID 82621
INPN ID 717364
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Pachysandra terminalis