Gentiana decumbens L.F.

Species

Angiosperms > Gentianales > Gentianaceae > Gentiana

Characteristics

Perennials 15-45 cm tall. Roots to 1.5 cm in diam. Stems ascending, stout, glabrous, simple. Basal leaves petiole 1-3 cm, membranous; leaf blade linear-lanceolate to linear-elliptic, 3.5-16 × 0.4-1.8 cm, base narrowed, margin scabrous, apex acuminate, veins 1-3. Stem leaves 2 or 3 pairs, smaller and with shorter petioles toward apex; petiole 1-1.5 cm; leaf blade linear to lanceolate, 1.7-5 cm × 3-6 mm, base obtuse, margin scabrous, apex acuminate, veins 1-3. Cymes axillary or terminal, forming a narrow panicle, axillary cymes sometimes on pedunclelike branches; peduncle to 5 cm. Pedicel to 1 cm. Calyx tube spathelike, 1-1.5 cm, split on 1 side to near base, membranous; lobes 1-5, subulate, 0.5-1 mm. Corolla dark blue, tubular-campanulate, 3-3.5 cm; lobes ovate-orbicular, 4-5 mm, margin entire, apex rounded; plicae ovate-triangular to truncate, 1-1.5 mm, oblique, margin entire. Stamens inserted just below middle of corolla tube; filaments 1-1.3 cm; anthers narrowly ellipsoid, 2-3 mm. Style 1.5-2 mm; stigma lobes linear. Capsules ovoid-ellipsoid to ovoid, 2-2.5 cm; gynophore to 2.2 cm. Seeds brown, ovoid-ellipsoid, 1.2-1.5 mm. Fl. and fr. Aug.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination entomogamy
Spread -
Mature width (meter) -
Mature height (meter) 0.25 - 0.28
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
Photosynthetic pathway -

Environment

Alpine slopes, 3300-4500 metres. Along streams, grassland slopes, clearings in forests, dry steppes at elevations of 1,200-2,700 metres in northern China.
Light 4-9
Soil humidity 4-6
Soil texture 1-6
Soil acidity 3-7
Soil nutriment -
Hardiness (USDA) 4-7

Usage

Uses medicinal
Edible -
Therapeutic use Stomachic (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by cuttings, divisions or seedlings. Seeds needs stratification.
Mode cuttings divisions seedlings
Germination duration (days) 14 - 180
Germination temperacture (C°) -
Germination luminosity dark
Germination treatment stratification
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Gentiana decumbens unspecified picture
Gentiana decumbens unspecified picture

Distribution

Gentiana decumbens world distribution map, present in China, Kazakhstan, Liberia, Mongolia, and Russian Federation

Identifiers

LSID urn:lsid:ipni.org:names:368067-1
WFO ID wfo-0000697358
COL ID 3FM26
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Pneumonanthe adscendens Ciminalis decumbens Dasystephana decumbens Dasystephana sangilenica Eyrythalia gebleri Gentiana adscendens Gentiana sangilenica Tretorhiza decumbens Gentiana gebleri Gentiana decumbens var. gebleri Gentiana ascendens Gentiana decumbens