92 
Professor F. E. Lloyd, of McGill University, visited the 
Garden on March 24 for consultation with Professor Hus in 
ee to investigations pertaining to production of che from 
Hev 
r. C. G. Lloyd, of Cincinnati, has presented to the Garden a 
complete set of all known species of puffballs, based on his ex- 
tensive and long-continued studies of this group. The value of 
this contribution can hardly be estimated. 
orauer has recently made observations on house plants and 
finds that injury from burning gas in rooms is negligible and is 
easily avoided entirely by ventilation. The chief injuries are 
probably due to the elevation of temperature and the drying of 
the atmosphere by means of fires or heaters. 
Farmers’ Bulletin 789 of the U. S. Department of Agriculture 
1 
if the compost is carefully prepared and kept at as low a tem- 
perature as possible, there should be little necessity for the radical 
measures of fumigation, sterilization, or destruction of the mush- 
r beds. 
urt has ated completed a study of the Thele- 
r. W. ie 
Pane ie by A. Murrill in uae and reports 
many interesting species, ane a number which ‘are ne 
These will be published in Dr. Z icl appear- 
ing in the Annals of the Missouri Botanical Garden. 
Professor George Massee, the well-known English mycologist, 
died on February 17 at the age of sixty-seven. Professor Massee 
