Eulophia venulosa Rchb.F.

Species

Angiosperms > Asparagales > Orchidaceae > Eulophia

Characteristics

Lip 11–20 × 5–8 mm, 3-lobed; side lobes erect, obtuse; mid-lobe 11–12 × 6–8 mm, oblanceolate or ± rhomboid; callus of 3 basal fleshy ridges, with several lines of long papillae on the mid-lobe; spur 3–5.5 mm long, cylindrical, somewhat sigmoid, the apex often incurved.
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Sepals and petals pinkish-brown with faint reticulate veining inside; lip white, sometimes lilac-tinged, the side lobes green with purplish veining.
Perennating organs subterranean, pseudobulbous, 1–6 × 1–2 cm, ovoid-conical with 3–4 nodes; roots 1–1.5 mm in diameter.
Petals 9–12 × 2.5–4 mm, narrowly elliptic-lanceolate, acute, semi-erect, also curled back at the tips.
Leaves 5–7, 5–24 cm × 0.5–1.5 mm, linear, acuminate, green, just starting to appear at flowering time.
Inflorescence laxly 5–20-flowered; scape with 1 brownish sheath.
Sepals 15–22 × 2–3.5 mm, erect, linear, the apices rolled back.
Bracts 2–10 mm long, lanceolate, acuminate.
Slender terrestrial herb 15–75 cm tall.
Column 3–5 mm long; foot 1–2 mm long.
Pedicel and ovary 8–12 mm long.
Capsule pendent, 16–18 mm long.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.15 - 0.75
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
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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 -
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Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

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

Identifiers

LSID urn:lsid:ipni.org:names:634986-1
WFO ID wfo-0000960345
COL ID 3CC4S
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Eulophia encyclioides Eulophia paradoxa Eulophia venulosa Graphorkis venulosa Eulophia humilis Graphorchis venulosa Eulophia paradoxa var. greatrexii