Hypericum online

A site dedicated to Hypericum – The St John’s Worts

Hypericum perfoliatum

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Preparation technique: 
Prepared by Norman Robson

H. perfoliatum ●, records ○ (also at Turkey, Balıkesir, Renkioi, probably extinct; see records).

Natural History Museum
Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith