Calanthe tsoongiana Tang & F.T.Wang

Species

Angiosperms > Asparagales > Orchidaceae > Calanthe

Characteristics

Plants ca. 32 cm tall. Rhizome short. Pseudobulbs subconic, ca. 1 cm in diam., with 3 or 4 sheaths. Leaves 2 or 3, well developed at anthesis, not deciduous; blade obovate-lanceolate or oblong, (13-)27-37 × (2-)5.5-6 cm, abaxially puberulent, apex acuminate; petiole-like base 8-19 cm, usually forming a pseudostem, though sometimes short and pseudostem inconspicuous. Scape arising from axil of current year’s leaves, erect, 33-55 cm, densely hairy, with a scalelike sheath near middle; rachis 14-16 cm, laxly many flowered; floral bracts persistent, ovate-lanceolate, 3-4 × 1.5-2 mm, membranous, glabrous, apex acute. Flowers pale purple, small; pedicel and ovary 10-15 mm, puberulent. Sepals similar, oblong, 6-7 × 3-4 mm, abaxially puberulent below middle, 5-or 6-veined, apex acute or subobtuse. Petals subspatulate, 5-6 × ca. 1.7 mm, 3-veined, apex acute or obtuse; lip adnate to base of column wings, ca. 3.2 × 3 mm, spurless, deeply 3-lobed; lateral lobes suboblong or axe-shaped, 2-2.5 × 1.3-2.5 mm, apex rounded; mid-lobe oblong or ovate, 2-2.5 × 1-2 mm, apex slightly dilated, truncate or retuse and apiculate; disk without lamellae or calli. Column ca. 3 mm, thick, dilated at apex, adaxially with short hairs; rostellum small, 2-lobed; pollinia obovoid or pear-shaped, equal in size, ca. 1 mm, with caudicles.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.32
Root system rhizome
Rooting depth (meter) -
Root diameter (meter) -
Flower color
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Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
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Hardiness (USDA) -

Usage

Uses -
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
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Germination treatment -
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Optimum temperature (C°) -
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Productivity -

Distribution

Calanthe tsoongiana world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:621079-1
WFO ID wfo-0000765756
COL ID PFJ4
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Calanthe tsoongiana

Lower taxons

Calanthe tsoongiana var. tsoongiana Calanthe tsoongiana var. guizhouensis