簡秋源2014-10-272014-10-271980-06-??http://rportal.lib.ntnu.edu.tw/handle/20.500.12235/17351Woronina polycystis Cornu as a parasite of water molds ( Saprolegnia diclina ) is illustrated and described as new to Taiwan. It is morphologically characterized by its plas-modia, zoosporangial sori with zoospores in abundance and exit tubes as well as cystosori with resting spores 'fill-ing the host cells. This fungus belongs to the Family Plas-modiophoraceae in the Order Plasmodiophorales.水生菌多囊壺菌寄生