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Zeuxine elongata Rolfe

Species

Angiosperms > Asparagales > Orchidaceae > Zeuxine

Characteristics

Perennial herb up to 45 cm. high; stem creeping at the base and rooting.. Leaves aggregated at the base of erect part of stem, petiole sheathing at the base; lamina ovate-lanceolate, acute, rounded at the base, up to 7 cm. long and 3 cm. broad; petiole and sheathing base up to 2 cm. long.. Raceme slender, up to 13 cm. long, many-flowered; bracts narrowly lanceolate, acuminate, up to 7 mm. long.. Flowers up to 2.5 mm. long, green and white.. Dorsal sepal ovate, obtuse, 2.5 mm. long, 2 mm. broad; lateral sepals elliptic-oblong, obtuse, 2 mm. long, 0.75 mm. broad.. Petals linear, acute, connivent with dorsal sepal to form a hood, 1.75 mm. long, 1 mm. broad, free at apices.. Lip equalling the sepals; hypochile narrowly saccate with sides incurved, 1.5 mm. broad when flattened out, with 2 hooked calli in base; mid-lobe reniform, entire, 1.25 mm. broad.. Column 1.5 mm. long, with 2 semi-circular flaps at base; rostellar arms elongate, triangular, pollinia pyriform; viscidium oblong.
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Lip 2.5 mm long; hypochile narrowly saccate with sides incurved, 1.5 mm wide when flattened, with 2 hooked calli in the base; epichile 1.25–2 mm wide, transversely oblong or reniform, entire.
Inflorescence terminal, fairly densely many-flowered; rhachis 3.5–13 cm long; ovary and pedicel erect, 5 mm long; bracts 5–7 mm long, lanceolate, acuminate.
Sepals 2–2.5 × 0.75–2 mm, ovate, obtuse, the dorsal sepal convex, the lateral sepals somewhat oblique.
Terrestrial herb 17–25 cm tall; stem creeping at the base, erect in the upper part, leafy.
Flowers green and white with a yellowish throat, very small, c. 2.5 mm long.
Petals 1.75 × 1 mm, linear, falcate, adnate to lip, the apices free.
Leaves petiolate, the base sheathing; lamina 3–3.5 × 1.7 cm, ovate.
Column 1.5 mm long, rostellum arms elongate, triangular.
Flowers greenish-white, sometimes tinged pink.
Lip with orange or reddish claw
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.31 - 0.35
Root system creeping-root
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
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Nitrogen fixer -
Photosynthetic pathway -

Environment

In plantations or forest.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-12

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°) -
Size -
Vigor -
Productivity -

Distribution

Zeuxine elongata world distribution map, present in Angola, Benin, Central African Republic, Congo, Ethiopia, Gabon, Ghana, Guinea, Kenya, Liberia, Nigeria, Sierra Leone, Tanzania, United Republic of, Uganda, and Zambia

Identifiers

LSID urn:lsid:ipni.org:names:661543-1
WFO ID wfo-0000335285
COL ID 5D48T
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR) Link

Synonyms

Zeuxine elongata Zeuxine ruwenzoriensis
WorldFloraDB 2024