Eulophia flava (Lindl.) Hook.F.

Species

Angiosperms > Asparagales > Orchidaceae > Eulophia

Characteristics

Plants autotrophic, 60-95 cm tall. Pseudobulb borne above ground, erect, pale greenish, subcylindric, 4-5 × 1.5-2 cm, many noded, with a few roots. Leaves usually 2, usually emerging after anthesis, oblong-lanceolate, 25-35 × 4.5-6 cm, papery, tapering at base into a long petiole-like stalk, apex acuminate; petiole-like stalk ca. 16 cm, equitant and forming a pseudostem. Inflorescence usually arising from an upper node of pseudobulb, racemose, 60-95 cm, thick, with several scattered sheaths 4-8 cm; rachis 18-32 cm, laxly more than 10-flowered; floral bracts lanceolate, 15-25 mm, shorter than ovary, apex acute to acuminate. Flowers lemon-yellow with purple or crimson spots inside toward base, large, 40-50 mm in diam., not scented; pedicel and ovary 25-30 mm. Sepals similar, narrowly elliptic-lanceolate, 30-36 × 9-11 mm, apex acute or acuminate; lateral sepals oblique. Petals obovate-elliptic or subobovate, 23-28 × 12-15 mm, apex rounded; lip broadly ovate, 25-30 × 20-25 mm, saccate-spurred at base, 3-lobed; lateral lobes incurved and loosely embracing column, subovate, apex rounded; mid-lobe oblate to subquadrate, 6-11 × 10-13 mm; disk with 3 papillate ridges extending from near base of lip to base of mid-lobe; outer 2 ridges longer and dilated into suborbicular lamellae at middle of disk; spur a broad sac ca. 3 mm, apex rounded. Column 12-15 mm, without a column foot. Fl. Apr-Jun.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.6 - 0.95
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
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Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 8-12

Usage

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

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
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Optimum temperature (C°) -
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Vigor -
Productivity -

Distribution

Eulophia flava world distribution map, present in China, Indonesia, Lao People's Democratic Republic, Myanmar, Nepal, Thailand, and Viet Nam

Identifiers

LSID urn:lsid:ipni.org:names:634605-1
WFO ID wfo-0000959882
COL ID 3CBYK
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Lissochilus flavus Cyrtopera cullenii Eulophia flava Graphorkis flava Cyrtopera flava Cyrtopodium flavum Eulophia cullenii Eulophia cullenii Graphorchis flava