NAME OF PLANT WHERE FOUND DATE WHERE FOUND DATE
  • Humulus lupulus
  • hop
       
  • Huperzia selago
  • fir clubmoss
       
  • Hyacinthoides hispanica x H. non-scripta
  • Hybrid bluebell
       
  • Hyacinthoides non-scripta
  • bluebell
       
  • Hydrocharis morsus-ranae
  • frogbit
       
  • Hydrocotyle ranunculoides
  • floating pennywort
       
  • Hydrocotyle vulgaris
  • marsh pennywort
       
  • Hymenophyllum wilsonii
  • Wilson's filmy fern
       
  • Hyoscyamus niger
  • henbane
       
  • Hypericum androsaemum
  • tutsan
       
  • Hypericum calycinum
  • rose-of-Sharon
       
  • Hypericum elodes
  • marsh St John's-wort
       
  • Hypericum hirsutum
  • hairy St John's-wort
       
  • Hypericum humifusum
  • trailing St John's-wort
       
  • Hypericum maculatum
  • imperforate St John's-wort
       
  • Hypericum montanum
  • pale St John's-wort
       
  • Hypericum perforatum
  • perforate St John's-wort
       
  • Hypericum pulchrum
  • slender St John's-wort
       
  • Hypericum tetrapterum
  • square-stalked St John's-wort
       
  • Hypochaeris radicata
  • cat's-ear