Corydalis amplisepala Z.Y.Su & Lidén

Species

Angiosperms > Ranunculales > Papaveraceae > Corydalis

Characteristics

Herbs, ?biennial, 20-40 cm tall. Stems few, suberect, slender, branched, with 4 or 5 scattered leaves. Petiole 3-10 cm (upper shorter, lower longer), with membranous vaginae or auricles at base; blade 3-6 × 3-5 cm, (bi-)triternate; leaflets petiolulate; ultimate leaflets cuneate at base, deeply crenate-dentate/lobate into oblong obtuse mucronate teeth. Raceme 6-9-flowered, very lax in fruit; lower bract leaflike, 2-2.5 cm including petiole ca. 1 cm, upper progressively much smaller, 0.5-1 cm, entire. Lower pedicels 10-15 mm, upper ones 5-9 mm. Sepals 5-7 × 4-6 mm, richly fimbriate-dentate. Flowers pinkish red. Outer petals with broad rounded slightly dentate limb, dorsally with ca. 2 mm wide slightly dentate crest not at all reaching apex; upper petal strongly upcurved, ca. 25 mm (measured along curve), dorsal crest long decurrent onto spur almost to apex; spur upcurved, tapering to obtuse apex, ca. 16 mm, nectary ca. 1/4 as long as spur; lower petal ca. 12 mm, almost straight; inner petals 9-10 mm. Stigma deeply cleft with 6-8 distinct simple marginal papillae; geminate papillae on basal lobes. Capsule broadly obovoid, 7-10 × 4-5 mm, 6-9-seeded; style ca. 3 mm. Seeds unknown. Fl. and fr. (?Mar-)Apr-May.
Life form biennial
Growth form herb
Growth support -
Foliage retention deciduous
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

Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 6-10

Usage

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

Cultivation

Mode -
Germination duration (days) 30 - 60
Germination temperacture (C°) 10 - 15
Germination luminosity light
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Corydalis amplisepala world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:77090087-1
WFO ID wfo-0000508860
COL ID YNXR
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Corydalis amplisepala Corydalis pseudomucronata var. cristata