Studies in the biochemistry of micro-organisms

HELMINTHOSPOR1UM CYNODONTIS Marignoni was first described by The species was apparently not reported again until Drechsler [1923], in a monograph on the graminicolous species of Helmintho-The strain of Helminthosporium euchlaenae used by us was purchased in May 1932 from Baarn, where it was isolated in May 1929 by Dr van Beyma thoe Kingma as a contamination of a culture of Pythium received by the Centraal- bureau voor Schimmelcultures from Sideris, Hawaii, in April 1929.