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Mr. George V. Nash, head gardener, is making an extensive 
tour in Europe for the purpose of visiting the herbaria at London, 
Paris and Berlin to complete some special studies on grasses and 
the Podostemaceae, and also to make arrangements for exchanges 
with various botanical gardens. 
A number of living specimens of Monotropsis odorata collected 
by Dr. D. S. Johnson near Baltimore have been kindly sent by 
him to the Garden and will furnish valuable material for studies 
on mycorhiza. 
The following lectures in the spring course are yet to be 
delivered: May 17th, ‘“ Wild Flowers, the Necessity for their 
Preservation,’ by Mr. Cornelius Van Brunt; May 24th, “ The 
Cottons,” by Dr. H. H. Rusby ; May 31st, ‘“ Cactuses and Cactus- 
like Plants,” by Dr. N. L. Britton ; June 7th, “ Favorite Flowers 
of Nations and Poets,” by Professor E. S. Burgess; June 14th, 
‘The Vegetation of American Deserts,” by Dr. D. T. MacDougal. 
The total amount of precipitation in the Garden for April 
amounted to 3.73 inches. Maximum temperatures of 58° on the 
6th, 64.5° on the 11th, 66° on the 21st, and 87° on the 22d 
were observed; also minima of 27.5° on the 6th, 34° on the 
12th, 27.5° on the 15th, and 30” on the 25th. 
Mr. Oakes Ames, of North Easton, Mass., who recently visited 
the Garden for the purpose of studying the herbarium and living 
collections of orchids, has kindly presented a considerable num- 
ber of living water-lilies and other aquatics for the preliminary 
stocking of conservatory house No. g; other aquatics have been 
received from the Buffalo Botanical Garden. 
