Curcuma exigua N.Liu

Species

Angiosperms > Zingiberales > Zingiberaceae > Curcuma

Characteristics

Plants 40--80 cm tall. Rhizomes many branched, yellow inside, fleshy; roots bearing tubers. Leaf sheath pale green; petiole 5--8 cm; leaf blade green with purple, narrow band along red midvein, lanceolate to broadly so, ca. 20 × 5--7 cm, glabrous, base cuneate, apex caudate. Inflorescences terminal on pseudostems; peduncle ca. 3.6 cm; spike cylindric, ca. 9 × 2.5 cm; fertile bracts ovate-elliptic; coma bracts white with purple apex, oblong, ca. 4.2 × 1 cm, glabrous. Calyx ca. 1.3 cm, apex 2-toothed. Corolla pale purple; tube ca. 1.4 cm, villous at throat; lobes yellow, elliptic, ca. 1.5 cm. Lateral staminodes yellow, obovate, ca. 1 cm × 5 mm. Labellum suborbicular, ca. 1.2 × 1.1 cm, apex yellow with deeply colored center, emarginate. Ovary pilose. Capsule subglobose. Fl. Aug--Oct.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.4 - 0.8
Root system rhizome
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
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) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Curcuma exigua world distribution map, present in China

Identifiers

LSID -
WFO ID wfo-0000365575
COL ID 32JZ9
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Curcuma exigua