hawthorn

(redirected from Crataegus monogyna)
Also found in: Dictionary, Thesaurus, Encyclopedia, Wikipedia.

hawthorn

/haw·thorn/ (haw´thorn) a shrub or tree of the genus Crataegus, or a preparation of the flowers, fruit, and leaves of certain of its species, having a mechanism of action similar to that of digitalis; used to decrease output in congestive heart failure; also used in traditional Chinese medicine, homeopathy, and folk medicine.

hawthorn

an herbal product taken from a bush or tree found throughout the United States, Canada, Europe, and Asia.
uses It is used for poor circulation, chest pain, irregular heartbeat, high blood lipids, and high blood pressure. Several studies have shown beneficial effects of hawthorn in heart failure; there are insufficient reliable data for its other uses.
contraindications It should not be used during pregnancy and lactation or in children. It is also contraindicated in those with known hypersensitivity to this herb or other members of the Rosaceae family.

hawthorn

Herbal medicine
A deciduous shrub or tree that contains flavonoid glycosides, saponins, tannins and trimethylamine, which is best known for its cardiovascular activity: the active principles in hawthorn cause vasodilation, bradycardia and normalise blood pressure in both hypo- and hypertension. It has been used for angina pectoris, spasms of peripheral arteries (e.g., Raynaud phenomenon), tachyarrhythmias and insomnia; the berries are used in Chinese herbal medicine as a digestive tonic.

hawthorn,

n Latin name:
Crataegus spp.; parts used: flowers, fruits, leaves; uses: high blood pressure, arrhythmias, arteriosclerosis, Buhrger's disease, congestive heart disease, angina pectoris; precautions: patients taking beta-blockers, cardiac glycosides, CNS depressants,
Adonis vernalis, or lily of the valley. Also called
Li 132, may, maybush, quickset, thorn-apple tree, or
whitethorn.
Enlarge picture
Hawthorn.
References in periodicals archive ?
Unevenness of the canopy, coupled with small leaf size, favors penetration of light along trunks and the ground and accounts for the abundance of giant lianas (Clematis vitalba, Hedera helix, Vitis sylvestris before phylloxera) in the upper tree layers, the higher proportion of giant shrubs in the secondary tree layer (Cornus mas, Cornus sanguinea, Corylus avellana, Crataegus monogyna, Evonymus europaeus, Prunus spinosa, Sambucus nigra, and Viburnum lantana), and high underlayer densities (average of 5000 stems per [ha.
The effect of a triterpene fraction isolated from Crataegus monogyna Jacq.
Consider planting some native shrubs and trees such as Acer campestre (Field Maple), Crataegus monogyna (Hawthorn), Ilex aquifolium (English Holly), Malus prunifolia (Crab apple), Euonymus europaeus (Spindle), Rosa rugosa, Viburnum opulus (Guelder rose) and the non-native Buddleja davidii 'Black Knight' (Butterfly bush).
The thorn is a variety of hawthorn, Crataegus monogyna Praecox also sometimes known as Biflora which does actually hail from the right area to maintain the legend, Southern Europe and the near East.