556 



Mr. M'Nab also laid before the meeting a record of thermoraetrical 

 observations made in the Botanic Garden. 



5. ' Notice of Plants found in Flower at Bowhill, Selkirkshire, on 

 the 23rd of March ;' by Dr. Balfour. Eranthis hyemalis, Narcissus 

 Pseudo-narcissus, and Galanthus nivalis were abundantly in flower in 

 the woods, probably all naturalized. Pulmonaria officinalis, another 

 introduced plant, was in flower, as also Chrysosplenium oppositifo- 

 liuni, Vinca minor, Petasites vulgaris (just coming into flower), Cory- 

 lus Avellana, Viola odorata (introduced), Draba verna (at Newark 

 Castle), and Mercurialis perennis, with the flower-buds appearing. 

 Dr. Balfour stated that, besides these plants. Arum maculatum occurs 

 in the woods ; also Listera cordata and ovata, Neottia Nidus-avis, and 

 Lathrasa squamaria. Pyrethrum Parthenium occurs at Newark Castle. 

 Sticta pulmonaria was observed in immense profusion on trees on the 

 banks of the Yarrow. 



The following gentlemen were elected Fellows of the Society : — 

 Professor Simpson, Queen Street; Major Madden, 26, Regent TeV' 

 race ; and William Dumbreck, Esq., 49, Albany Street. 



The Society then adjourned, to meet at the Royal Botanic Garden, 

 on the second Thursday of May. 



Linnean Society of London. 



Fehruary 17, 1852. — Robert Brown, Esq., President, in the chair. 



The receipt of a complete series of the publications of the Palaeon- 

 tographical Society, presented by the Society, was announced. 



Read, the continuation of Mr. Joseph Woods' ' Notes of a Botani- 

 cal Tour in France.' 



Mr. Curtis called the attention of the meeting to the fact of a cavity 

 being formed around Soldanella alpina, when flowering beneath the 

 snow, as recorded by Dr. Lortet, in the ' Annals of the Agricultural 

 Society of Lyons.' This phenomenon was referred by M. Lortet to 

 the development of heat by the plant. 



Dr. Lankester suggested that it might perhaps be owing to the ab- 

 sorption of heat by the dark parts of the plant. 



March 2, 1852. — Robert Brown, Esq., President, in the chair. 

 Thomas Thompson, Esq., M.D., was elected a Fellow. 

 Numerous donations were announced, including several volumes of 

 Messrs. Webb and Berthclot's work on the ' Natural History of the 



