Crataegus intricata Lange

Copenhagen hawthorn (en)

Species

Angiosperms > Rosales > Rosaceae > Crataegus

Characteristics

Shrubs, 10–60 dm. Stems: twigs: new growth reddish, glabrous, 1–2-years old dark reddish black, older grayer; thorns on twigs ?absent or frequent?, straight to recurved, 2-years old blackish, slender, 2.5–5 cm. Leaves: petiole ?1 mm wide?, length 40–50% blade, usually glabrous, sometimes hairy, glandular; blade broadly elliptic to broadly ovate or oblong, 4–8(–9) cm, base broadly cuneate to ± rounded, lobes 3–5 per side, sinuses ± shallow to moderately deep, ?angled to rounded?, lobe apex acute to acuminate, ?often reflexed?, margins ± serrate, ?teeth gland-tipped at least young?, veins 4–6 per side, apex acute, surfaces glabrous. Inflorescences 3–8-flowered; branches glabrous; bracteoles ?membranous to nearly herbaceous?, margins short-stipitate-glandular. Flowers 16–20 mm diam.; hypanthium glabrous; sepals 6 mm, margins glandular-serrate; stamens 10, anthers ivory or cream; styles 3–5. Pomes dull yellow to orange or russet, sometimes green mature, orbicular to ± pyriform, 8–13 mm diam., glabrous; sepals on collar, patent-reflexed; pyrenes 3–5. 2n = 51.
More
Irregularly and often intricately branched shrub 1–3 m, or a small tree 3–8 m, with few or many slender thorns 2.5–5 cm, the twigs glabrous or villous; lvs thin but firm, ovate to elliptic, rhombic, or even suborbicular, 2.5–6 × 1.5–5 cm (or the vegetative ones larger), usually with several pairs of shallow lateral lobes, glabrous to short-villous; petiole 1–3 cm, evidently glandular; fls 1.3–2 cm wide, 4–10 in simple or compound, lax, glabrous or villous cymes, these with numerous bracts conspicuously and copiously stipitate on the margins; sep narrow or broad, glandular-serrate or entire; fr green or yellow to orange or red, 0.7–1.5 cm thick, with thin dry flesh and mostly 3–5 nutlets. N. Engl. and s. Ont. to N.C. and Ala., w. to Mich. and Ark. (C. biltmoreana; C. boyntonii; C. foetida; C. fortunata; C. neobushii; C. rubella; C. stonei)
A shrub or small tree. It has many branches and forms thickets. The crown is irregular and open. It grows 6 m high. The trunk is 15 cm across. The leaves are 2.5-6 cm long and 2.5-5 cm wide. They are broadly oval and blunt at the end. It has double teeth. They are green above and paler underneath. The flowers are 15 mm wide and have 5 white petals.
Life form perennial
Growth form shrub
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) 0.15
Mature height (meter) 2.0 - 3.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway c3

Environment

Thickets and open rocky woods. Open forests, forest gaps, open places; at elevations up to 300 metres.
More
Temperate. It grows in open areas and moist valleys.
Light 4-9
Soil humidity 4-8
Soil texture 1-5
Soil acidity 3-9
Soil nutriment -
Hardiness (USDA) 5-7

Usage

Uses material medicinal wood
Edible fruits seeds
Therapeutic use Cyanogenetic (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

Plants can be grown from seed. The seed need cold treatment. Plants can also be grafted.
Mode seedlings
Germination duration (days) 180 - 730
Germination temperacture (C°) 10 - 15
Germination luminosity -
Germination treatment scarification
Minimum temperature (C°) -29
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Crataegus intricata unspecified picture

Distribution

Crataegus intricata world distribution map, present in Belarus, Canada, Romania, and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:68456-2
WFO ID wfo-0001010372
COL ID Z844
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Crataegus communis Crataegus confusa Crataegus villicarpa Crataegus intricata Crataegus boyntonii Crataegus intricata f. straminea Crataegus buckleyi Crataegus craytonii Crataegus apposita Mespilus biltmoreana Crataegus biltmoreana Crataegus horseyi Crataegus rubella Crataegus foetida Crataegus stonei Crataegus biltmoreana var. stonei Crataegus intricata var. boyntonii Crataegus intricata var. rubella Crataegus intricata var. straminea Crataegus ouachitensis var. minor Crataegus padifolia var. incarnata Crataegus intricata var. biltmoreana