Triphora craigheadii Luer

Craighead’s orchid (en)

Species

Angiosperms > Asparagales > Orchidaceae > Triphora

Characteristics

Plants 4–8 cm. Roots from ovoid tuberoids, 15 × 5 mm. Stems purplish, unbranched. Leaves 1–4; blade dark green adaxially, purple abaxially, broadly ovate-cordate, not reniform, 9–10 × 11–12 mm, margins undulate. Inflorescences 1–3-flowered racemes. Flowers resupinate, nodding to nearly erect, somewhat gaping, flowering synchronous and ephemeral; sepals light green; dorsal sepal obovate, 6 × 2 mm; lateral sepals ovate, slightly falcate, 6 × 2 mm; petals white or suffused with pink, lanceolate-ovate, falcate, 6 × 2 mm; lip facing away from stem, white with irregular purple spots, broadly triangular, 3-lobed, 5.5 × 4 mm, middle lobe broadly truncate, lateral lobes ± triangular, margins sinuate; disc with 3 white, parallel crests, not papillose; column pale green, clavate, slender, 5 mm; pollinia 2, yellow. Capsules pendent or erect, ellipsoid, 10 × 5 mm.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.04 - 0.08
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 -
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

Triphora craigheadii world distribution map, present in United States of America

Conservation status

Triphora craigheadii threat status: Endangered

Identifiers

LSID urn:lsid:ipni.org:names:258569-2
WFO ID wfo-0000328433
COL ID 7CV85
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Triphora craigheadii