Feb. 1892.] THE BOTANICAL SOCIETY OF EDINBURGH. 255 



ago, as Orohanche rubra and Suhularia aquatica ; others are 

 Carduus hcterophyllus, Carex paucifiora, C. ;pilulifcra, and 

 Listcra cordata. 



To the Orkneys, Mr T. Irvine Fortescue adds Potamogeton 

 Ivcens, t, a station far to the north of any certain one known 

 hitherto. 



In the Shetlands, Mr W. H. Beeby has found several, the 

 most interesting being several Hieracia, one (H. zetlmidicum, 

 Beeby) an endemic form, and two others {H. protradum, 

 Lindeb. and H. truncatum, Lindeb.) not known elsewhere in 

 Scotland. 



The Life-Histoey of the Mistletoe. By Professor 

 Bayley Balfoue. 



Some Notes on Economic Oechids. By W. Etheeing- 

 ton Dixon. 



On Tempeeatuee and Vegetation in the PiOyal Botanic 

 Gaeden, Edinbuegh, during Januaey 1892. By PtOBERT 

 Lindsay, Curator of the Garden. 



During the past month of January the weather was 

 exceedingly cold and frosty, with much snow during the 

 early part of the mouth. Frost was registered every night 



