Disa micropetala Schltr.

Species

Angiosperms > Asparagales > Orchidaceae > Disa

Characteristics

Plants 60-300 mm tall; basal sheath(s) hyaline, obtuse; leaves linear-acuminate, numerous, imbricate, up to 120 mm long. Inflorescences dense, numerous-flowered; bracts overtopping the flowers at the base of the inflorescence but as tall as the flowers at its apex. Flowers minute, with median sepal white mottled pale pink and lateral sepals and lip very dark purple to beetroot red from a white base. Median sepal subglobose, 2-4 mm in diameter, rear truncate, mouth circular, c. 2 mm in diameter; spur pendent and decurved, filiform, c. 1 mm long; lateral sepals oblong, obtuse, 2-4 mm long. Petals erect next to rostellum, falcate, c. 2 mm long, basal anticous lobe semi-circular to oblong, flanking the stigma. Lip lorate, fleshy, c. 2.5 mm long. Anther horizontal; stigma tripulvi-nate, horizontal; lateral rostellum lobe oblong, enªclosing the viscidia.
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Terrestrial herb, slender, geophyte, 0.06-0.30 m high; with root tubers. Leaves cauline, erect, linear, imbricate. Inflorescence a dense spike, cylindrical; flowers minute, many, resupinate, dark purple, sepals white, mottled pale pink. Sepals 2-4 mm long, median sepal globose galeate; spur slender, cylindrical, pendent, decurved. Lip strapshaped, fleshy. Flowering time Nov., Dec.
Slender, tuberous geophyte to 30 cm. Leaves cauline, many, linear. Flowers many in a dense raceme, pink to purple with white base, spur filiform, 1 mm long, lateral sepals 2-4 mm long.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.06 - 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 6-7
Soil acidity -
Soil nutriment -
Hardiness (USDA) -

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

Disa micropetala world distribution map, present in South Africa

Identifiers

LSID urn:lsid:ipni.org:names:630176-1
WFO ID wfo-0000944457
COL ID 6CZ2M
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Disa micropetala