Parnassia yui Z.P.Jien

Species

Angiosperms > Celastrales > Celastraceae > Parnassia

Characteristics

Stems 1 or 2(-4), 6-14 cm, usually with 1 leaf near middle. Basal leaves usually 2; petiole slender, 1.5-3 cm; leaf blade abaxially greenish, adaxially deep green, orbicular or broadly ovate-orbicular, 1.2-2.4 × 1.2-2.4 cm, arcuate 7-veined, base deeply cordate, apex rounded-obtuse, distinctly apiculate. Cauline leaf sessile or subsessile, ovate or triangular, very small, 1-4 mm, base truncate or broadly cuneate, often with several rusty brown appendages ca. 1 mm. Flower 0.8-1.3 cm in diam.; hypanthium shortly turbinate. Sepals brown punctate on both surfaces, oblong-lanceolate, ca. 3 × 1.2 mm, 3-veined, margin entire, apex subobtuse, acute, acuminate. Petals white, purple-brown punctate on both surfaces, oblanceolate, 4.5-6 × 1.8-2.5 mm, 1-or 3-veined, base attenuate into a claw 1-1.5 mm, with 2 green, oblong glands, margin fimbriate proximally, apex acute to acuminate. Anthers oblong, 0.5-1 mm; filaments ca. 3 mm; staminodes flat, ca. 2 × 2.4 mm, 3-lobed, central lobe narrower than lateral ones. Ovary ovoid, proximally sunken into hypanthium for ca. 1/4 its length; style 1-1.2 mm; stigma 3-lobed, lobes oblong. Capsule ovoid. Seeds brown, glossy, oblong. Fl. Aug.
Life form perennial
Growth form herb
Growth support -
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
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Rooting depth (meter) -
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Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
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Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
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Usage

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

Cultivation

Mode -
Germination duration (days) 30 - 180
Germination temperacture (C°) 12 - 18
Germination luminosity -
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Optimum temperature (C°) -
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Distribution

Parnassia yui world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:792148-1
WFO ID wfo-0001228056
COL ID 4DQ98
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Parnassia yui