| rusted root of ginseng (panax quinquefolius) is caused by a species of rhexocercosporidium. | abstract rusted root (also known as rusty root) of ginseng (panax quinquefolius) was first described over 70 years ago, but the causal agent has not been clearly established. the disease is characterized by slightly raised reddish-brown to black root lesions of varying size. the lesions, regardless of size, remain superficial; however, peridermal tissue is ruptured and sloughed off, giving the root a scabbed appearance. culture-independent techniques were used to demonstrate that a fungal intern ... | 2006 | 18943962 |