16 CORRESPONDENCE. 



Trifolium repens, December 10. 



Vioia Nat, „ 26. 



Geum orbantun,* from December 1 to January 5, 1881, continuously. 



Potentilla reptans, December 26. 



Fragariastrum, 

 Iiubus frntioosuB, from December 1 to January 5, 1881, 

 Epilobium parviflorum, December 10. 

 Bmyrnium olosatrum, December 10. 

 Apium graveolens, from December 1 to January 5, 1881, 

 Fceniculum vulgare, December 10. 



Heraoleum Sphondylium,* EromjDecember 1 to January 5. 1881, .. 

 Anthrisous Bylvestris, from December 26 to January o, 1881, 

 Dauous O&rota,* from December 1 to January 5, 1881, 



maritimus,* ,, ,, ,, 



II' 1. it Helix, December 10. 



Sherardia arvensis, from December 21 to January 5, 1881, ,, 



( lentranthua ruber, January 5. 

 Soabiosa succisa, December 10. 

 Knautia arvensis, ,, 



Belminthia eohioides, from December 1 to January 5,1881, ., 

 Thrinoia hirta,* 

 Hyp ichsariB radicata,* .. 

 Soncbus oleraceus,* 



„ asper, .. ., ,. 



Crepis vir< 



Leontodon Taraxacum,* .. ,. .. ,, 



Lapsana communis,* ,, 

 Centaurea nigra, till December 21. 



cio vulgaris,* from December 1 to January 5, 1881, 



,, Jacobaea,* ,. .. ,, 



Bellis perennis,* .. ,. „ 



Cbrysantbemum Leucantbemum,* .. ., ,, 



ii segetum,* ,. .. .. ,, 



Pyretbrum Partbenium, .. ., ,, 



i. inodorum,* .. ,. ., ,, 



Achillea ."Millefolium,* .. .. .. ,, 



Brioa oinerea, till December 26. 



Erythraaa Centaurium, from December 1 to January 5, 1881, ,, 



tgo officinalis, January 1. 

 Linaria Cymbalaria,* from December 1 to January 5, 1881, ,, 

 Bibthorpia I-'uropoaa, ,, .. ,. " ,. ,, 



Veronioa serpylkf olia, .. ,. .. ,. ,, 



arvensis, ., .. ., ,, ,, 



hederifolia, .. .. ,, ,. ,, 



agrestis,* .. ,. ,, ., ,, 



polil ,, 



m Buxbaumii,* 

 Thymua Berpyllum, January 5. 



rium Boorodonia, till December 26. 

 pais Tetrahit 

 Lamium purpureum,' from December 1 to January 5, 1881, ,, 



iin a 

 Betonioa officinalis,* .. ,, ,, 



Stacliys sylvatica, ,. ,. 



,, arvensis,* ,, ,, 



Prunella vulgaris, till 26tb December. 

 Primula vulgaris,* from December 10 to January 5, 1881, „ 



