Dioscorea nieuwenhuisii Prain & Burkill

Species

Angiosperms > Dioscoreales > Dioscoreaceae > Dioscorea

Characteristics

Underground parts unknown. Plant glabrous. Stem unarmed in the upper parts, very indistinctly ridged. Bulbils none seen. Leaves opposed, rather firm, exactly ovate, acute or acuminate, the base neatly rounded, 8 by 3½ cm, 7-nerved; petiole to 5 cm. Male flowering axes aggregated rather densely on leafless branches or branch ends which attain 20 cm in length; axis angled, to 2 cm long; flowers spaced about their own diameter apart. Buds sub-globose, 1 mm long. Female plant unknown.
Life form annual
Growth form herb
Growth support -
Foliage retention -
Sexuality dioecy
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) -
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) -

Usage

Uses -
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) 21 - 36
Germination temperacture (C°) 21 - 23
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Dioscorea nieuwenhuisii world distribution map, present in Malaysia

Identifiers

LSID urn:lsid:ipni.org:names:318319-1
WFO ID wfo-0000392836
COL ID 6D97D
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Dioscorea nieuwenhuisii