Dipodium roseum D.L.Jones & M.Clements

Species

Angiosperms > Asparagales > Orchidaceae > Dipodium

Characteristics

Plant leafless. Basal bracts overlapping, dark red-black, pointed. Flower stem 0.4–1 m tall, green to blackish, 15–50-flowered. Ovaries straight, greenish to reddish purple, smooth or slightly warty, unspotted. Flowers 20–30 mm across, pale pink to bright rosy pink with small dark red spots, sometimes unspotted. Sepals and petals with recurved tips. Dorsal sepal 14–20 × 3–6 mm. Lateral sepals 14–20 × 3–6 mm. Petals 13–19 × 4–6 mm. Labellum 10–15 × 4–6.5 mm, pink with darker pink lines; lateral lobes 3–4 × 1 mm, sparsely hairy on inside base; midlobe 6–9 × 4–6.5 mm, with broad patch of pink hairs, margins recurved. Callus ridges c. 3 × 0.5 mm, parallel, hairy. Column c. 5 × 2 mm, white. Capsules dark reddish brown.
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A robust orchid. A herb which is without leaves and grows on rotting plant material. It grows to 1 m high. The flowers are along a stalk 60 cm long. They are pale pink with darker spots. The flowers are 2 cm across. The sepals and petals are free, spreading and equal. The rhizome is light brown with white flesh and 1.5 cm across.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.7 - 1.0
Root system rhizome
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
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Fruit color -
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Nitrogen fixer -
Photosynthetic pathway -

Environment

Widespread and common from coast to ranges, less common W of the divide and in inland areas; found growing in habitats from coastal scrub and drier forests and woodlands to wetter forests and tall, closed forests in freely draining soils including sandy loam, gravels, clay loam, stony soils and rich mountain loam.
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It is a temperate plant. It grows from the coast to the hills. It occurs in dry open forest.
Light -
Soil humidity -
Soil texture -
Soil acidity -
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Hardiness (USDA) 8-12

Usage

Uses -
Edible rhizomes roots tubers
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

It is almost impossible to grow this species at present. It may be possible to grow it from seed in lots of sawdust near Eucalypt trees.
Mode seedlings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
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Vigor -
Productivity -

Images

Dipodium roseum unspecified picture

Distribution

Dipodium roseum world distribution map, present in Australia

Identifiers

LSID urn:lsid:ipni.org:names:959730-1
WFO ID wfo-0000944188
COL ID 6D9M4
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Dipodium roseum