NATURAL PERIODIC PHENOMENA. 297 



June 22. Bartsia viscosa, fl. 



— Spergula arvensis, fl. 



— Hordeum vulgare [Barley), fl. 



— Betonica officinalis (Betony), fl. 



24, Sonchus oleraceus, (Sow-thistle), fl. 



— Centaur ea nigra, fl. 



— Hypericum pulchrum, fl. 



— Agrimonia Eupatoria (Agrimony), fl. 



— Linum catliarticum (Flax), fl. 



— Verbascum Thapsus, fl. 



25. Anthemis nobilis (Camomile), fl. ' 



— Eupatorium cannabinum (Hemp Agrimony), fl. 



— Bartsia odontitis, fl. 



— Ononis procumbens (Rest Harrow), fl. 



27. Circsea lutetiana, fl. 



28. Teucrium Scorodonia (Wood Sage), fl. 

 July 3. Verbena officinalis, fl. 



— Carduus nutans (Thistle), fl. 



— Linaria vulgaris, fl. 



9. Spiraea ulmaria (Meadow-sweet), fl. 



11. Euphrasia officinalis (Eye-bright), fl. 



25. Solidago virgaurea (Golden Rod), fl. 



— Clematis Vitalba (Traveller's Joy), fl. 



29. Inula dysenterica, fl. 



30. Serratula tinctoria, fl. 

 August 5. Calluna vulgaris, fl. 



9. Sorhus aucupariu [Mountain Ash), ripens fruit. 

 12. Viburnum opulus [Guelder Rose), ripens fruit. 

 15. Rubus fruticosus (Blackberry), ripens fruit. 



— Arum maculatum, ripens fruit. 



— Tamus communis (Briony), ripens fruit. 



— Calamintha Nepeta, fl. 



— Lonicera periclymenum, ripens fruit. 

 20. Corylus avellana [Hazel), ripens fruit. 

 23. Prunus spinosa (Sloe), ripens fruit. 



— Sambucus nigra [Elder), ripens fruit. 



— Rosa canina (Dog Rose), ripens fruit. 



— Scabiosa succisa, fl. 



26. Cratcegus oxycantha [Hawthorn), ripens fruit. 

 I2 



