Parietaria officinalis, the eastern pellitory-of-the-wall,[1] also known as upright pellitory[2] 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 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.[4] They also contain caffeoylmalic and two pyrrole acids.[5]
See also
It is in a different family from Anacyclus pyrethrum, also called pellitory.
^USDA, NRCS (n.d.). "Parietaria officinalis". The PLANTS Database (plants.usda.gov). Greensboro, North Carolina: National Plant Data Team. Retrieved 30 January 2016.
^Cvitanović S, Zekan L, Capkun V, Marusić M (1994). "Specific hyposensitization in patients allergic to Parietaria officinalis pollen allergen". J Investig Allergol Clin Immunol. 4 (6): 283–290. PMID7735515.
^Budzianowki, J.; Skrzypczak, L.; Walkowiak, D. (1985). "Flavonoids of Parietaria officinalis". J. Nat. Prod. 48 (2): 336–7. doi:10.1021/np50038a033.