Corylus cornuta Marshall

Beaked hazel (en)

Species

Angiosperms > Fagales > Betulaceae > Corylus

Characteristics

Shrubs or trees , open-spreading, 4--8(--15) m. Bark light to dark brown, smooth. Branches ascending; twigs glabrous to sparsely pubescent, sometimes with glandular hairs. Winter buds containing inflorescences ovoid, 3--5 × 3--4 mm, acute. Leaves: petiole glabrous to moderately pubescent, with or without glandular hairs. Leaf blade nearly orbiculate to narrowly ovate or ovate-oblong, often nearly angular and slightly lobulate near apex, 4--10 × 3.5--12 cm, thin to leathery, base narrowly cordate to narrowly rounded, margins coarsely and often irregularly doubly serrate, apex obtuse to acute or acuminate; surfaces abaxially glabrous to moderately pubescent, usually pubescent on major veins and in vein axils. Inflorescences: staminate catkins lateral along branchlets on short shoots, usually in clusters of 2--3, 4--6 × 0.5--0.8 cm; peduncles 0.5--10 mm. Nuts in clusters of 2--6, completely concealed; bracts bristly, connate at summit, lengthened into extended tubular beak.
More
Shrub 1–3 m, the young twigs villous at first; lvs oblong or oblong-obovate, short-acuminate, coarsely and doubly serrate, broadly rounded to subcordate at base, pale green beneath and ± pubescent, especially on the veins and in the vein-axils; catkins sessile or nearly so; involucre 4–7 cm, usually densely bristly below, prolonged beyond the nut into a long, slender beak cut at the summit into narrowly triangular lobes; nut short-ovoid, scarcely compressed, 1–1.5 cm; 2n=22. Moist woods and thickets; Nf. to B.C., s. to N.J., Pa., O., Mo., Oreg., and in the mts. to n. Ga. (C. rostrata)
A spreading deciduous shrub. It is erect and 3 m high. The leaves are oval and have lobes. There are teeth along the edges. The flowers are in catkins about 30 mm long. The nut is encased in a long brown or green sheath. They are produced in clusters of 1-4. The nuts are about 12 mm long.
Life form perennial
Growth form shrub
Growth support free-standing
Foliage retention deciduous
Sexuality monoecy
Pollination anemogamy
Spread -
Mature width (meter) 1.5
Mature height (meter) 3.0
Root system -
Rooting depth (meter) 0.1
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

Dry or moist woodland on hills or mountain slopes. Rich thickets, clearings and woodland edges. Moist to dry roadsides, edges of woods, fencerows, waste places, and thickets, or as understory in open woodlands; 100--500 metres
More
It likes moist well drained soil. It grows in shady forest near the coast and in more open rocky areas further inland. It suits hardiness zones 4-8.
Light 3-7
Soil humidity 3-6
Soil texture 2-5
Soil acidity 3-8
Soil nutriment -
Hardiness (USDA) 4-7

Usage

The nuts can be eaten raw. They can be dried for later use. They are best when stored until fully ripe. They can also be ground into flour or meal. The meal can be mixed with sugar, water and candied orange peel and used in pies etc.
Uses dye fiber gene source material medicinal
Edible fruits nuts seeds
Therapeutic use Eye Medicine (bark), Emetic (bark), Pediatric Aid (bark), Psychological Aid (bark), Toothache (bark), Dermatological Aid (bark), Gastrointestinal Aid (leaf), Heart Medicine (leaf), Eye Medicine (unspecified), Heart Medicine (unspecified), Antirheumatic (External) (unspecified), Pediatric Aid (unspecified), Toothache (unspecified), Throat Aid (unspecified), Anthelmintic (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

The plants can be grown from seed, suckers or by layering.
Mode seedlings
Germination duration (days) -
Germination temperacture (C°) 21
Germination luminosity -
Germination treatment soaking
Minimum temperature (C°) -29
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Leaf

Corylus cornuta leaf picture by bryan brunet (cc-by-sa)
Corylus cornuta leaf picture by Diane Prince (cc-by-sa)
Corylus cornuta leaf picture by Hope (cc-by-sa)

Flower

Corylus cornuta flower picture by clark smith (cc-by-sa)
Corylus cornuta flower picture by Vicki Brown (cc-by-sa)
Corylus cornuta flower picture by Nam Vuong (cc-by-sa)

Fruit

Corylus cornuta fruit picture by clark smith (cc-by-sa)
Corylus cornuta fruit picture by Lise Gingras (cc-by-sa)
Corylus cornuta fruit picture by Nathalie D (cc-by-sa)

Distribution

Corylus cornuta world distribution map, present in Åland Islands, Colombia, Micronesia (Federated States of), Georgia, Malaysia, Nicaragua, and United States of America

Conservation status

Corylus cornuta threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:108018-1
WFO ID wfo-0000925296
COL ID YQ5H
BDTFX ID -
INPN ID 762277
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Corylus cornuta Corylus rostrata Corylus cornuta f. cornuta Corylus cornuta var. cornuta Corylus cornuta

Lower taxons

Corylus cornuta subsp. californica Corylus cornuta subsp. cornuta