Thelymitra hygrophila R.J.Bates

Blue star sun orchid (en)

Species

Angiosperms > Asparagales > Orchidaceae > Thelymitra

Characteristics

Plants growing in clumps. Leaf forming closed sheath 20–60 mm above ground before expanding to linear blade, 100–300 × 2.2–6 mm, fleshy, dark green. Flower stem 200–400 mm tall, 1–5-flowered. Sterile bracts 2. Buds slate-grey. Flowers 15–20 mm across, pale blue to bright blue, externally grey. Sepals and petals 7–11 × 3–8 mm. Column 5–7 × 2–3 mm, pale blue; post-anther lobe 3–4 × 2–3 mm, dark brown to black with yellow apex, tubular, inflated, hooded, strongly curved, flat and thick towards apex, deeply notched; column arms converging, c. 1 mm long, curved forwards; hair tufts dense, mop-like, cream-white, touching front of column; hairs c. 1 mm long, tip thickened.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.2 - 0.4
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Highly localised; found growing among rushes and sedges on the edges of small pools which form in late winter to spring following good rains; also on grassy flats in moisture-retentive, red-brown loam in River Red Gum woodland.
Light -
Soil humidity -
Soil texture -
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

Thelymitra hygrophila world distribution map, present in Australia

Identifiers

LSID urn:lsid:ipni.org:names:77109848-1
WFO ID wfo-0000920532
COL ID 569DS
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Thelymitra hygrophila