| fusarium foetens, a new species pathogenic to begonia elatior hybrids (begonia x hiemalis) and the sister taxon of the fusarium oxysporum species complex. | a new disease recently was discovered in begonia elatior hybrid (begonia × hiemalis) nurseries in the netherlands. diseased plants showed a combination of basal rot, vein yellowing and wilting and the base of collapsing plants was covered by unusually large masses of fusarium macroconidia. a species of fusarium was isolated consistently from the discolored veins of leaves and stems. it differed morphologically from f. begoniae, a known agent of begonia flower, leaf and stem blight. the fusarium ... | 2004 | 21148861 |