Eulophia rhodesiaca Schltr.

Species

Angiosperms > Asparagales > Orchidaceae > Eulophia

Characteristics

A terrestrial herb 20–30 cm. tall.. Perennating organs pseudobulbous, in closely spaced chains, conical, 2–3 cm. tall, 7–10 mm. diameter, 3–4-noded; roots 1.5 mm. diameter.. Leaves 2–4, grass-like, 10–30 cm. long, 3–4.5 mm. wide.. Inflorescence 2–5-flowered, produced before leaves; peduncle slender, wiry, 1 mm. diameter; rhachis 3.5–7 cm. long; bracts lanceolate, acuminate, 3–5 mm. long.. Flowers erect; sepals buff or brown; petals pale yellow-green; lip mauve-pink with a maroon spur; pedicel and ovary 11–17 mm. long.. Dorsal sepal linear-oblanceolate, acute, 11–13 mm. long, 2.5–3 mm. wide; lateral sepals similar but slightly longer.. Petals oblong-elliptic, acute, 8.5–10 mm. long, 3.5–4 mm. wide.. Lip 3-lobed in apical half, broadest across basal half, 8–10 mm. long, 9–12 mm. wide; side lobes elliptic; mid-lobe semicircular, obtuse, erose on margin; callus of 3 basal ridges with 3–7 verrucose ridges on mid-lobe in front.. Spur incurved, cylindrical, 12–13 mm. long.. Column 6 mm. long; foot 3 mm. long.. Fruit erect, narrowly ellipsoidal, 16–18 mm. long.
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Lip 8–10 mm long, 9–12 mm wide, 3-lobed in the apical half; side lobes erect, elliptic; mid-lobe deflexed, c. 5 × 4 mm, suborbicular, obtuse, the margins erose; callus of 3 basal ridges with 3–7 verrucose ridges on the mid-lobe; spur 10–13 mm long, curving forwards, cylindrical from a wide, funnel-shaped base.
Flowers erect, light brown outside, purple-brown inside; petals cream or yellow-green with brownish veins; lip white or mauve-pink with yellow lamellae, the side lobes heavily veined with purple.
Perennating organs mostly subterranean, pseudobulbous, 2–3 × 1 cm, conical, with several nodes, set close together in a chain; roots 0.5–2 mm in diameter.
Sepals semi-erect, 11–13 × 2.5–3 mm, linear-oblanceolate, acute, the laterals slightly longer than the dorsal.
Leaves 2–4, 10–30 cm × 1.5–4.5 mm, linear, grass-like, absent or partly developed at flowering time.
Inflorescence laxly 1–5-flowered; scape slender and wiry with 1 sheath near base.
Capsule erect, 16–18 mm long, narrowly ellipsoidal.
Petals 8.5–10 × 3.5–4 mm, oblong-elliptic, acute.
Bracts 3–5 mm long, lanceolate, acuminate.
Slender terrestrial herb 13–30 cm tall.
Column 6 mm long; foot 3 mm long.
Pedicel and ovary 11–17 mm long.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.17 - 0.3
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) 9-12

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

Eulophia rhodesiaca world distribution map, present in Angola, Tanzania, United Republic of, Zambia, and Zimbabwe

Identifiers

LSID urn:lsid:ipni.org:names:634884-1
WFO ID wfo-0000960212
COL ID 3CC3K
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Eulophia rhodesiaca Eulophia sankisiensis