Deutzia parviflora Bunge

Mongolian pride-of-rochester (en), Deutzia à petites fleurs (fr)

Species

Angiosperms > Cornales > Hydrangeaceae > Deutzia

Characteristics

Shrubs 10–20 dm. Branches ascending to erect. Leaves: petiole 2–8 mm, glabrous; blade ovate or elliptic to ovate-lanceolate, 30–90 × 20–40(–50) mm, base cuneate or rounded, margins serrulate, apex acute to acuminate, abaxial surface green, glabrous or stellate-pubescent, trichomes 6–9-rayed, adaxial green, glabrous or stellate-pubescent, trichomes 3–5-rayed. Inflorescences corymbose cymes, open, 10–60-flowered, 5–10 × 4–7 cm, glabrous; peduncle 20–80 mm, villous or stellate-pubescent. Pedicels 10–15 mm, stellate-pubescent. Flowers faintly fragrant, 9–10 mm; hypanthium ovoid, 2.2–3 × 1–1.3 mm, densely stellate-pubescent; sepals ovate-deltate or broadly ovate, 0.9–1.2 × 0.3–0.4 mm, apex obtuse, surfaces densely stellate-pubescent; petals imbricate, white to pink, broadly ovate or suborbiculate, 2–7 × 3–5 mm, stellate-pubescent; filaments terete, filiform, outer 4–5 mm, apex not lobed, inner 3–4 mm, apex 2-lobed; styles 3, 2–3 mm. Capsules hemispheric, 2–3 × 2–3 mm. Seeds 0.9–1.3 mm. 2n = 26, 78 (Asia).
More
Shrubs ca. 2 m tall. Flowering branchlets 3-8 cm, 4-6-leaved, stellate hairy. Petiole grayish brown or gray, 3-8 mm; leaf blade elliptic-ovate or ovate-lanceolate, 3-6(-10) × 2-4.5 cm, papery, abaxially 6-12-rayed stellate hairy, hairs along midvein usually with long central rays, adaxially 5(or 6)-rayed stellate hairy, base broadly cuneate or rounded, margin serrulate, apex acute or acuminate. Inflorescences corymbose, 2-5 cm in diam., usually many flowered; peduncle villous or stellate hairy; pedicels 2-12 mm. Calyx tube cupular, ca. 3.5 × 3 cm, densely stellate hairy; lobes deltoid, shorter than tube, apex obtuse. Petals imbricate, white, broadly ovate or suborbicular, 2.5-7.5 mm, hairy on both surfaces, base attenuate, apex obtuse. Outer stamens 4-4.5 mm; inner stamens 3-4 mm; filaments subulate, toothless or inner ones 2-dentate, teeth (if present) not reaching anthers; anthers stalked, globose. Styles 3, shorter than stamens. Capsule hemispheric, 2-3 mm in diam. Fl. Apr-Jun, fr. Jul-Oct.
Life form perennial
Growth form shrub
Growth support -
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 1.0 - 2.0
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 c3

Environment

Light 7-9
Soil humidity 1-5
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 6-8

Usage

Uses material medicinal ornamental
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Deutzia parviflora unspecified picture

Distribution

Deutzia parviflora world distribution map, present in China, Korea (Democratic People's Republic of), and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:790883-1
WFO ID wfo-0000642650
COL ID 355Q3
BDTFX ID 82775
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Deutzia parviflora Deutzia amurensis Deutzia kongoa Deutzia obscura Deutzia corymbosa var. parviflora Deutzia parviflora var. mongolica Deutzia parviflora var. ovatifolia Deutzia parviflora var. parviflora

Lower taxons

Deutzia parviflora var. amurensis Deutzia parviflora var. micrantha