Dicentra uniflora Kellogg

Longhorn steer's-head (en)

Species

Angiosperms > Ranunculales > Papaveraceae > Dicentra

Characteristics

Plants perennial, scapose, from clusters of club-to spindle-shaped tubers, small bulblets often present at proximal ends of tubers. Leaves 4-7(-10) × (1-)3-4 cm; petiole 2-5(-8) cm; blade with 3-4 orders of leaflets and lobes; surfaces pubescent near base, rarely sparsely pubescent throughout; ultimate lobes variable in shape, often oblong to spoon-shaped, (2-)6-12(-18) × 1.5-6 mm, minutely apiculate, occasionally retuse. Inflorescences 1-flowered, barely exceeding to shorter than leaves; bracts 1 (rarely 2) per scape, lanceolate, 4-6 × 2-3 mm. Flowers nodding to erect; pedicels 2-7 mm; petals pink to white, suffused light brown; outer petals (7-)12-16(-20) mm, reflexed portion (4-)6-8(-10) mm; inner petals purple-tipped, (11-)13-15(-17) mm, blade triangular to lanceolate or spoon-shaped, 4-8 mm, claw linear-oblong, 4-6 mm, crest absent; filaments of each bundle usually distinct above base, occasionally connate just below anthers, median filament forming loop with slight indentation near base; nectariferous tissue borne along basal part of loop; style 2-5 mm; stigma shallowly 2-lobed, much reduced, slightly wider than style. Capsules ovoid, attenuate to style, 9-14 × 5-9 mm. Seeds reniform, ca. 1.5 mm diam., finely and obscurely reticulate, elaiosome absent. 2 n = 16.
Life form perennial
Growth form herb
Growth support -
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.05 - 0.15
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light 4-6
Soil humidity 5-7
Soil texture 1-2
Soil acidity -
Soil nutriment -
Hardiness (USDA) 4-9

Usage

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

Cultivation

Mode -
Germination duration (days) 30 - 180
Germination temperacture (C°) 12 - 15
Germination luminosity -
Germination treatment stratification
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Dicentra uniflora unspecified picture

Distribution

Dicentra uniflora world distribution map, present in Canada and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:79219-2
WFO ID wfo-0000644995
COL ID 35J8W
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Bicuculla uniflora Diclytra uniflora Capnorchis uniflora Dicentra uniflora Corniveum uniflorum