The First Report of Stem Blight and Leaf Spot of Vinca minor Caused by Phoma exigua var. inoxydabilis in Tokyo

Abstract

Stem blight and leaf spot of Vinca minor L. occurred in Tokyo Metropolis in 1992. The causal fungus isolated from diseased plants was identified as Phoma exigua Desmaz. var. inoxydabilis Boerema and Vegh apud Vegh et al. by morphological observations, inoculation tests and colour reaction test with NaOH. This is first report of a disease of V. minor being caused by P. exigua var. inoxydabilis in Japan.