Ludisia discolor (Ker Gawl.) Blume

Black jewel orchid (en)

Species

Angiosperms > Asparagales > Orchidaceae > Ludisia

Characteristics

Plants 10-25 cm tall. Stem erect, with (2 or)3-5 leaves near base. Leaves abaxially pale red, adaxially blackish green with 5 silvery-red veins, oblong-lanceolate to elliptic, 3-7 × 1.7-3 cm, fleshy, apex acute or mucronate; petiole-like base 1.5-2.2 cm. Inflorescence pubescent, with 2 or 3 sterile bracts; rachis 3-8 cm, laxly few to more than 10-flowered; floral bracts reddish, ovate to ovate-lanceolate, ca. 1.5 cm, membranous, margin minutely ciliate, apex acuminate. Flowers white tinged with red, ca. 7 mm in diam.; ovary 1.5-2 cm including pedicel, pubescent. Dorsal sepal ovate-elliptic, cymbiform, 8-9 × 4.5-5 mm; lateral sepals obliquely ovate to subelliptic, 9-10 × 4.5-5 mm, abaxially with a very short keel toward apex. Petals obliquely ovate, 8-9 × 2-2.2 mm, apex obtuse; lip 9-10 mm; hypochile containing 2 large fleshy calli; mesochile ca. 2 mm; epichile 5-6 mm wide. Column ca. 5 mm. Fl. Feb-Apr.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) 0.1 - 0.5
Mature height (meter) 0.1 - 0.5
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

Light 4-6
Soil humidity 2-7
Soil texture -
Soil acidity 4-6
Soil nutriment -
Hardiness (USDA) 11-12

Usage

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

Cultivation

Can be grown by cuttings.
Mode cuttings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Ludisia discolor unspecified picture
Ludisia discolor unspecified picture

Distribution

Ludisia discolor world distribution map, present in Brazil, China, Lao People's Democratic Republic, Myanmar, Philippines, Thailand, and Viet Nam

Identifiers

LSID urn:lsid:ipni.org:names:641773-1
WFO ID wfo-0000230960
COL ID 3WD8M
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR) Link

Synonyms

Kuhlhasseltia carrii Ludisia dawsoniana Ludisia furetii Ludisia odorata Ludisia otletae Myoda rufescens Neottia discolor Orchiodes discolor Ludisia discolor Goodyera ordiana Anoectochilus ordianus Gonogona discolor Goodyera discolor Goodyera ordeana Haemaria discolor Haemaria otletae Haemaria pauciflora Dicrophyla elegans Goodyera rodigasciana Goodyera rubrovenia Haemaria dawsoniana Anoectochilus dawsonianus Haemaria rubrovenia Haemaria discolor var. ordeana Haemaria discolor var. dawsoniana Haemaria discolor var. concolor Haemaria discolor var. condorensis Haemaria discolor var. denisoniana Haemaria discolor var. grandis Haemaria discolor var. rhodoneura Haemaria discolor var. trilineata Ludisia discolor var. ordiana Anoectochilus ordeanus