Printed letter from E. W. Mason to Miss A. M. Carman, the Herbarium Assistant of the Botanical Department at the University of Birmingham. Mason is thankful for being sent Plowright's collections of 'Hypomyces violaceus', although he has not been successful in his examination to find the nature of the brown chlamydospores of the species. Letter is printed on 'Imperial Bureau of Mycology' paper, based in Kew, Surrey, which is printed at the top of the page along with the telephone lines and Directors.