Pennsylvania for Sesstons 1901-1903. Ixix 
Washington.” He stated that four societies held botanical 
sessions at which papers of great value were presented. Per- 
haps the one which excited greatest interest was a joint com- 
munication by Professor Bailey and Mr. Webber on “The 
Mendelian Law of Hybrids.” 
Mr. Greensmith, of the Dreer Company, exhibited a New 
Zealand Veronica (V. Hectori) that strikingly resembled 
a dwarf conifer, also numerous plant species which showed 
capacity for propagation by root buds. 
Dr. Macfarlane drew attention to a work in six volumes, 
“The Flora of the Philippines,” recently acquired for the 
Botanical Library, through the generosity of Messrs. Hering 
and J. T. Morris, also Michaux’s “Silva” and several other 
works of value. 
An exhibit of plants from the Botanic Garden was then 
commented on. 
February 6. Dr. Miller, President, in the chair. Dr. 
Conard spoke on “Impressions of the Botanic Gardens and 
Herbaria of Europe.” The first of these visited was Kew 
Garden, the large plant houses and herbarium of which were 
equally admired. The many valuable old type specimens at 
the South Kensington Museum and at the Herbarium of 
the Linnean Society proved of great aid in determining some 
of the critical species. From London the journey was next 
made to Paris and Geneva. At the latter place the De 
Candolle, the Barbet-Boissier and the Geneva Herbaria were 
visited, the last yielding valuable results in new forms, the 
first in old types of the Prodromus series. After a short 
stay at Munich, the speaker proceeded to Berlin, where he 
was richly repaid by finding Caspary’s Monograph on the 
water-lilies and some recently discovered new types. 
Mrs. Julia Chandler then exhibited and described a large 
Chinese Pomelo orange secured a few weeks before from a 
Chinese house in the city. She also spoke of several other 
types of orange that had recently come to her attention. 
Mr. M. Homer exhibited and shortly described a specimen 
