Figs. 1-5.  Chytriomyces hyalinus Karling (Karling, 1945).

Fig. 1.  Young thallus.

Fig. 2.  Mature operculate, non-apophysate zoosporangium with coarse, thick-walled rhizoidal axis.

Fig. 3.  Emerging zoospores in an exogenous discharge vesicle.

Fig. 4.  Mature apophysate resting spore.

Fig. 5.  Ovoid, 3-3.5 × 5-5.5 µm zoospore with a hyaline refractive globule.