Taxon profile


Perforate St John's-wort
Hypericum perforatum L.

kingdom Plantae - plants »  divisio Magnoliophyta - flowering plants »  class Rosopsida - eudicots »  order Malpighiales »  family Hypericaceae »  genus Hypericum - St. Johnswort »  section Hypericum sect. Hypericum

Scientific synonyms

Hypericum perforatum var. confertiflorum Debeaux

Other names

= Common St. John's Wort
= Common St. Johnswort
= Devil's-flight
= Klamath Weed
= Klamathweed
= Racecourse Weed
= St. John's Blood
= St. John's Wort
= Witch's-herb



Intertaxon relationships

consumer: Pseudoperapion brevirostre (Herbst, 1797), Pseudostenapion simum (Germar, 1817), Chrysolina quadrigemina (Suffrian, 1851) - Klamathweed Beetle

Included taxa

Number of records: 4

subspecies Hypericum perforatum subsp. songaricum (Ledebour ex Reichenbach) N. Robson
subspecies Hypericum perforatum subsp. veronense (Schrank) H. Lindb.

Links and literature

CZ EN Pladias [Hypericum perforatum]

Pladias [] [as Hypericum perforatum]
Data retrieved on: 3 August 2020
CZ Danihelka J., Chrtek J., Kaplan Z., Wild J. (2011): Seznam jmen cévnatých rostlin použitých v nálezové databázi květeny České republiky [], Botanický ústav AV ČR [as Hypericum perforatum L.]
Data retrieved on: 21 November 2013
EN Botanical Society of British Isles [], Botany Department, The Natural History Museum [as Hypericum perforatum L.]
Data retrieved on: 11 May 2012
CZ Kubát et al. (2002): Klíč ke květeně České republiky, Academia, Praha [as Hypericum perforatum L.]
Data retrieved on: 26 May 2019
EN Danihelka J., Chrtek J. Jr. & Kaplan Z. (2012): Seznam cévnatých rostlin květeny České republiky, Preslia 84: 647–811 [as Hypericum perforatum L.]
Data retrieved on: 18 August 2019

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i species introduced to area described by check-list