looks more like the plant is mutating then bein eaten , have u changed anything in your grow lately?nutes,watering , heat etc? some plants just delevop dieses i dunno wat to tell u man weird...have u looked under your foliage?
Added nutes to water and CO2 in grow room. If there would be some kind of parasites then all plants would be eaten that way. Didn't know about mutations and plant disses.