Corydalis dasyptera Maxim.

Species

Angiosperms > Ranunculales > Papaveraceae > Corydalis

Characteristics

Herbs, perennial, (5-)10-20(-30) cm tall, slightly to usually very glaucous. Rhizome long, branched, with pale brown scales and residual petiolar bases throughout, but especially at apex. Stems from radical leaf axil, simple, very rarely branched, with 1-3 leaves toward base. Radical leaves many, 10-15 cm; petiole 3-8 cm, vaginate; blade oblong, 5-12 × 1.5-2.5 cm, pinnate; pinnae in 4-7 pairs, closely set, entire or usually cleft into 2-5 broadly obovate mutually overlapping lobes. Raceme very dense at first, (8-)15-30-flowered, much elongating in fruit; lower bracts ca. 2 × 1 cm, pinnatifid with acute lobes, upper ones narrowly lanceolate, all longer than pedicels, dentate to entire. Pedicel (5-)10-15 mm, at fruiting recurved and 10-20 mm. Sepals whitish, ca. 1 × 1 mm, dentate. Corolla pale yellow to orange-yellow with darker veins; outer petals with broad entire crest, subacute; upper petal 20-21 mm, crest extended to spur or shortly decurrent on spur; spur downcurved at apex, cylindric, 9-10 mm; nectary extended through ca. 1/2 of spur; rest of lower petal short and broad; inner petals ca. 10 mm; claw shorter than limb. Stigma square, with 4 apical papillae, laterally and on basal lobes with geminate papillae. Capsule oblong, 10-14 × 2-3.5 mm, 3-7-seeded; style ca. 3 mm. Seeds in 1 row, nearly orbicular, ca. 2.5 mm; caruncle broadly ovate, small, appressed to seeds. Fl. and fr. Jul-Sep.
Life form perennial
Growth form herb
Growth support -
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 -
Fruit color -
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
Photosynthetic pathway -

Environment

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

Usage

Uses medicinal
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 dasyptera world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:672173-1
WFO ID wfo-0000622252
COL ID YP4F
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Capnoides dasypterum Corydalis dasyptera