Johanniskrüüsen
A Johanniskrüüsen (Hypericum) san en plaantenskööl uun det famile faan a Johanniskrüüsplaanten (Hypericaceae). Diar hiar gud 500 slacher tu.

Sektioonen (Onersköölen) 
H. sect. Adenosepalum – H. sect. Adenotrias – H. sect. Androsaemum – H. sect. Arthrophyllum – H. sect. Ascyreia – H. sect. Brathys – H. sect. Bupleuroides – H. sect. Campylopus – H. sect. Campylosporus – H. sect. Concinna – H. sect. Coridium – H. sect. Crossophyllum – H. sect. Drosocarpium – H. sect. Elodeoida – H. sect. Graveolentia – H. sect. Heterophylla – H. sect. Hirtella – H. sect. Humifusoideum – H. sect. Hypericum – H. sect. Inodora – H. sect. Monanthema – H. sect. Myriandra – H. sect. Oligostema – H. sect. Olympia – H. sect. Origanifolia – H. sect. Psorophytum – H. sect. Roscyna – H. sect. Sampsonia – H. sect. Santomasia – H. sect. Taeniocarpium – H. sect. Takasagoya – H. sect. Triadenioides – H. sect. Trigynobrathys – H. sect. Tripentas – H. sect. Umbraculoides – H. sect. Webbia

Enkelt slacher 
 Kanaarisk Johanniskrüüs (Hypericum canariense)
 Echt Johanniskrüüs (Hypericum perforatum)

Luke uk diar 

Hypericaceae