Parietaria officinalis explained

Parietaria officinalis, the eastern pellitory-of-the-wall, also known as upright pellitory and lichwort, is a plant of the nettle family. Its leaves, however, are non-stinging. The plant grows on rubbish and on walls, hence the name.

The pollen is a cause of allergy.^[1]

Uses

It was once used in the making of certain metheglins.

Chemistry

The leaves and flowers of P. officinalis contains the flavonoids kaempferol-3-bioside, the 3-glucosides and 3-rutinosides of quercetin, kaempferol and isorhamnetin, 3-sophorosides of quercetin and kaempferol and 3-neohesperosides of kaempferol and isorhamnetin.^[2] They also contain caffeoylmalic and two pyrrole acids.^[3]

See also

It is in a different family from Anacyclus pyrethrum, also called pellitory.

References

1. Web site: w19 Wall pellitory (officinalis), Allergy information. 2006-07-08. 2002. Phadia AB. https://web.archive.org/web/20060523085353/http://www.immunocapinvitrosight.com/templates/Allergens.asp?id=2027 . 2006-05-23.

External links

• Pellitory. x.

Notes and References

1. Cvitanović S, Zekan L, Capkun V, Marusić M . Specific hyposensitization in patients allergic to Parietaria officinalis pollen allergen . J Investig Allergol Clin Immunol . 4 . 6 . 283–290 . 1994 . 7735515 .
2. Flavonoids of Parietaria officinalis . J. . Budzianowki . L. . Skrzypczak . D. . Walkowiak . J. Nat. Prod. . 1985 . 48 . 2 . 336–7 . 10.1021/np50038a033.
3. Caffeoylmalic and two pyrrole acids from Parietaria officinalis . Jaromir . Budzianowski . Phytochemistry . 1990 . 29 . 10 . 3299–3301 . 10.1016/0031-9422(90)80203-S. 1990PChem..29.3299B .