Google you are not even trying. These are 12
different plants, and I don't think any of them are St John's wort.
This isn't about Finnish being difficult - Google Translate has got fairly good at the concrete stuff. "Other plants worth noting are" is a perfectly good translation of
Muita huomionarvoisia kasveja ovat. But dognabbit if you aren't even going to try, just leave the words untranslated.
This text is from a page about natural landscape areas -
Lohjan perinnemaisemat - Lohja.
Even just looking in the dictionary got me most of them. Couldn't Google find a dictionary? Admittedly for several I couldn't find a common name in English.
maarianverijuuri -
common agrimony, Agrimonia eupatoria
pihakurjenpolvi -
cranesbill
jänönapila -
hare's-foot clover, Trifolium arvense
tummatulikukka -
mullein (Verbascum)
törrösara - Carex muricata
hakarasara - Carex spicata
mäkilemmikki -
forget-me-not, Myosotis ramosissima
ketokäenminttu - Satureja acinos
mäkivirvilä - Vicia tetrasperma, lentil family
kangasajuruoho -
wild thyme, Thymus serpyllum
pähkinäpensas -
common hazel, Corylus avellana
mäkikaura - Helictotrichon pubescens