Disa uniflora P.J.Bergius

Red disa (en)

Species

Angiosperms > Asparagales > Orchidaceae > Disa

Characteristics

Plants flexuose to erect, 150-600 mm tall, spreading by stolons; leaves spreading, lorate to narrowly lanceolate, up to 250 mm long, upper leaves reduced to sheaths and grading into the floral bracts. Inflorescences with 1 (-3), very rarely 10 flowers; bracts green, slighdy longer than the ovaries, enclosing the ovary and spur apex. Flowers with the lateral sepals and lip carmine, galea orange inside with carmine veins, petals pale carmine basally, blade yellow with red spots. Median sepal erect, acute, 20-60 mm tall, galea 15-20 mm wide x c. 15 mm deep, lower front margins incurved; spur semi-pendent, parallel to the ovary, conical, acute, laterally flattened, 10-15 mm long; lateral sepals patent, apex often reflexed, narrowly ovate, flat, 35-65 mm long. Petals flanking the anther, apex curved over it, obliquely narrowly obovate rhomboid, acute, basal margin fused to the rostellum, 20-25 mm long. Lip patent, reflexed apically, linear, 20-25 mm long. Anther almost horizontal; stigma sessile, equally tripulvinate; lateral rostellum lobes horn-like, canaliculate, c. 5 mm tall, central lobe reflexed.
More
Flexuose to erect, tuberous geophyte to 60 cm, stoloniferous. Leaves clustered below, narrowly lanceolate. Flowers 1-few in a lax raceme, carmine-red to orange, spur 10-15 mm long, lateral sepals narrowly ovate, 35-65 mm long.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.28 - 0.6
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 7-9
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-9

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 -

Images

Disa uniflora unspecified picture

Distribution

Disa uniflora world distribution map, present in South Africa

Identifiers

LSID urn:lsid:ipni.org:names:630282-1
WFO ID wfo-0000944600
COL ID 36S4C
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Satyrium grandiflorum Disa barelli Disa grandiflora Disa uniflora