Cuscuta japonica Choisy

Japanese dodder (en)

Species

Angiosperms > Solanales > Convolvulaceae > Cuscuta

Characteristics

Stems yellow or often with purplish spots, slightly stout, 1-2 mm in diam., many branched. Inflorescences spicate, ca. 3 cm; bracts and bracteoles scalelike, broadly ovate, ca. 2 mm. Flowers subsessile. Calyx cupular, ca. 2 mm, deeply divided; sepals ovate to circular, equal or unequal, purplish tuberculate abaxially, apex acute. Corolla pink or greenish white, campanulate to tubular, 3-7 mm, shallowly 5-lobed; lobes erect or reflexed, ovate-triangular, much shorter than tube, apex obtuse. Stamens inserted at throat; anthers yellow, ovate-circular; filaments very short or absent; scales oblong, fimbriate, reaching middle of tube. Ovary globose, smooth. Style 1, longer than or as long as ovary; stigma elongated. Capsule ovoid, ca. 5 mm, circumscissile near base. Seeds 1-3, brown, 2-2.5 mm, smooth. Fl. Aug, fr. Sep.
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A twining annual herb. The stems are thin, yellow and much branched. They have red stripes or spots. The flowers are pale yellow and bell shaped. They are produced in short spikes.
Life form annual
Growth form herb
Growth support climber parasite
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 1.0
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 -

Environment

A subtropical plant. It grows on herbs and shrubs. In Sichuan and Yunnan.
More
Parasitic on shrub branches in lowland and low mountains all over Japan.
Light 4-9
Soil humidity 4-6
Soil texture 1-6
Soil acidity 3-7
Soil nutriment -
Hardiness (USDA) 5-8

Usage

Uses medicinal
Edible leaves shoots
Therapeutic use Ache(Back) (unspecified), Ejaculation (unspecified), Kidney (unspecified), Laxative (unspecified), Paralysis (unspecified), Rheumatism (unspecified), Wart (unspecified), Enuresis (unspecified), Liver (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

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

Images

Cuscuta japonica unspecified picture

Distribution

Cuscuta japonica world distribution map, present in China, Japan, Liberia, Malaysia, Korea (Democratic People's Republic of), Thailand, Taiwan, Province of China, United States of America, and Viet Nam

Identifiers

LSID urn:lsid:ipni.org:names:267500-1
WFO ID wfo-0001298565
COL ID 32LTF
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Cuscuta japonica Monogynella japonica Cuscuta japonica var. thyrsoidea Cuscuta japonica var. paniculata Cuscuta reflexa var. densiflora

Lower taxons

Cuscuta japonica var. japonica Cuscuta japonica var. fissistyla Cuscuta japonica var. formosana