Corydalis imbricata Z.Y.Su & Lidén

Species

Angiosperms > Ranunculales > Papaveraceae > Corydalis

Characteristics

Herbs, perennial, 7-25 cm tall. Rootstock long, 5-8 mm in diam., simple or often branched, apically with some remnants of petiolar bases. Stems few to several, branched, with 3-5 leaves. Leaves fleshy, papillose-scabrid along margins and veins; lower ones 7-12 cm, with broad sheathing petioles; blade oblong, 5-8 × 2-2.5 cm, pinnate; leaflets 4-7 pairs, 10-12 × 9-12 mm, cut into 3-8 broadly ovate or obovate, overlapping lobes (sometimes not overlapping in luxurious or shade-grown individuals); upper leaves like basal leaves, but smaller and shortly stalked. Racemes very dense, 20-30-flowered, slightly elongating in fruit; lower bracts entire to 3-fid or pinnatifid, upper ones entire, broadly oblanceolate to subspatulate, densely papillose-scabrid along margin and veins, fleshy. Pedicel recurved in fruit, 5-10 mm. Flowers dirty yellow, darker toward keels of outer petals. Sepals 0.3-1.5 × 0.4-1.5 mm, dentate. Outer petals narrow, subacute, with narrow to rather broad entire to slightly dentate crest reaching or overtopping apex; upper petal 14-17 mm; spur arcuately downcurved, cylindric, 6-9 mm; nectary extended through 1/2-2/3 of spur; lower petal ca. 8 mm; inner petals ca. 7 mm, claw shorter than limb. Stigma square, with 4 apical papillae, laterally and on basal lobes with geminate papillae. Capsule narrowly obovoid, 7-8 × ca. 2 mm; style ca. 2 mm. Seeds in 1 row. Fl. Jul-Sep, fr. Aug-Sep.
Life form perennial
Growth form herb
Growth support -
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.07 - 0.25
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
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 - 60
Germination temperacture (C°) 10 - 15
Germination luminosity light
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Corydalis imbricata world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:993799-1
WFO ID wfo-0000622460
COL ID 6B5HF
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Corydalis imbricata