Cypripedium wardii Rolfe

Ward's cypripedium (en)

Species

Angiosperms > Asparagales > Orchidaceae > Cypripedium

Characteristics

Plants 10-20 cm tall. Rhizome 3-6 cm × 2-5 mm. Stem erect, rather slender, pubescent, with several sheaths at base and 2 or 3(or 4) leaves above. Leaf blade elliptic to elliptic-lanceolate, 4.5-10 × 2.5-3.5 cm, both surfaces pubescent especially on veins, ciliate, base contracted and sheathing, apex acute or subacuminate. Inflorescence terminal, 1-or 2-flowered; peduncle slender, pubescent; floral bracts foliaceous, ovate-lanceolate, 1.5-2.7 cm, pubescent and ciliate; pedicel and ovary 1-1.2 cm, densely pubescent. Flowers small, white or creamy white with purple spots on inside of lip and around its mouth. Dorsal sepal elliptic or ovate-elliptic, 14-17 × 8-10 mm, abaxially sparsely pubescent, apex obtuse or subacute; synsepal broadly elliptic, slightly shorter than dorsal sepal, abaxially pubescent, apex shallowly 2-lobed. Petals subovate-rhombic or ovate-oblong, 9-12 × ca. 6 mm, apex obtuse; lip deeply pouched, subobovoid-globose, 1.2-1.6 cm, with a broad mouth. Staminode narrowly ligulate to linear-oblong, 1-3 × 1-2.5 mm, narrower than stigma. Fl. Jun-Jul.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.1 - 0.2
Root system rhizome
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
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) 30 - 365
Germination temperacture (C°) 18 - 21
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Cypripedium wardii world distribution map, present in China

Conservation status

Cypripedium wardii threat status: Endangered

Identifiers

LSID urn:lsid:ipni.org:names:626018-1
WFO ID wfo-0000935742
COL ID 33J8D
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Cypripedium wardii Cypripedium guttatum var. wardii