Identification of Fusarium solani causing basal stem and root rot of Crossandra infundibuliformis in Hainan, China

In April 2019, a new basal stem and root rot disease, which caused severe wilting of Crossandra infundibuliformis in Jinniu Park in Haikou City, Hainan province. Plants with typical disease symptoms were random collected from Jinniu Park. The pathogen causing basal stem and root rot of C. infundibuliformis was identified as Fusarium solani from the isolates, based on morphological observation, rDNA-ITS, TEF1-α, and fRPB2 gene sequence analysis, and pathogenicity tests. This is the first report of F. solani causing basal stem and root rot on C. infundibuliformis .