378 THiRSK NATURAL HISTORY sociKTY. [December, 



Clouded Yellow^ the Sphinx Convolvuli, the latter found in Suf- 

 folk Street, and the Elpenor, have this year been taken by mem- 

 bers of the Association. The Purple Emperor has been several 

 times met with. 



Several papers of great interest in ornithology have been 

 lately read, and one on the Ornithorhyncus paradoxus of the 

 Australian continent. 



THIESK NATURAL HISTOEY SOCIETY. 



Botanical Exchange Club. 



The monthly meeting of the Thirsk Natural History Society 

 was held on the evening of Tuesday, the 5th of October. A 

 parcel has been received from Miss Warren, of Flushing. 



Mr. J. G. Baker exhibited specimens of Fumaria confusa of 

 Jordan, collected by Mr. J. H. Davis in cultivated ground in the 

 neighbourhood of Glenmore, near Lisburn, county Antrim. From 

 F. capreolata (as that species is understood by British botanists) 

 this may be known by its blunt leaves, subentire or sparingly- 

 toothed oblong sepals, and by the much smaller size of all its 

 parts, as before explained. 



At the monthly meeting for November (held on Tuesday, the 

 1st), Mr. J. G. Baker announced the receipt of a packet of spe- 

 cimens, wild and cultivated, from Mr. Hebblethwaite, of Camp- 

 hill, and communicated the following notice : — 



" Juncus pelocarpus, E. Meyer. A Eush with which I have 

 been acquainted for the last ten years as growing amongst the 

 salt-water marshes between Coatham and Middlesbrough, north- 

 east Yorkshire, I am led to believe to be identical with this 

 plant, which inhabits the northern portion of the United States. 

 Though formerly considered by Professor Asa Gray to be a 

 distinct species, it is now C^Manual of the Botany of the Northern 

 United States,' second edition) placed by him as a variety of 

 /. lamprocarpus. From the ordinary form of that species, the 

 Rush of Avhich I am now speaking differs as follows : — The heads 

 are fewer in number in each cluster, sometimes two only, usually 

 three or four ; the nuts are larger in size, broader and blunter in 

 shape, and paler in colour ; and the segments of the perianth are 

 only about two-thirds the length of the fully matured nut, blunter 



