Research Bibliography

Jr. FKSparrow, Johns RM.  1970.  Observations on chytridiaceous parasites of phanerogams. XVII. Notes on a Physoderma parasitic on Asclepias incarnata. Archiv fur Mikrobiologie. 70:72-81.

Johns RM.  1966.  Morphological and ecological study of Physoderma dulichii. American Journal of Botany. 53:34-45.

Jr. FKSparrow, Paterson RA, Johns RM.  1965.  Additions to the phycomycete flora of the Douglas Lake region. V. New or interesting fungi. Papers of the Michigan Academy of Science, Arts and Letters. 50:115-123.

Jr. FKSparrow, Johns RM.  1965.  Observations on chytridiaceous parasites of phanerogams. XVI. Notes on Physoderma from Scirpeae. Archiv fur Mikrobiologie. 51:351-364.

Jr. FKSparrow, Griffin JE, Johns RM.  1961.  Observations on chytridiaceous parasites of phanerogams. XI. A Physoderma on Agropyron repens. American Journal of Botany. 48:850-858.

Jr. FKSparrow, Johns RM.  1959.  Observations on chytridiaceous parasites of phanerogams. IX. Epibiotic sporangial stages of Physoderma collected in the field. Archiv fur Mikrobiologie. 34:93-102.

Johns RM.  1958.  A study of Physoderma dulichii Johns. Doctor of Philosophy:111pp..

Johns RM.  1957.  A new species of Physoderma on Dulichium. Mycologia. 49:298-299.

Johns RM.  1956.  Additions to the phycomycete flora of the Douglas Lake region. III. A new species of Scherffeliomyces. Mycologia. 47:433-438.