270 GUERNSEY. 
Syzygites megalocarpus, Ehr. 
In a flower-pot in a shed, Valnord Road (Derrick) ; on decaying 
Boletus, Oberland, St. Andrew’s (Le Lacheur). 
Cystopus cubicus, Grev. 
Mielles, Vale (Hocart). 
Cystopus candidus, Lev. 
Saints Bay (Miss Boley); Moulin Huet (Mrs. Boley). 
Phytophthora infestans, De By. 
The cause of the destructive scourge known as the potato 
disease. Only too common. ‘ 
Pythium Baryanum, Hesse. 
Causes the so-called ‘damping off’ of seedling plants. Very 
common. 
Empusa muscae, Cohn. 
On dead house-flies in autumn. Common. 
HYPHOMYCETES. 
Oospora microsperma, Sacc. 
Garden, Burnt Lane (Luff) ; Bellieuse Vineries (Cameron). 
Oidium Chrysanthemi, Rab. 
On Chrysanthemum leaves in a greenhouse at 1’Islet (Collenette). 
Monilia fructigena, Pers. 
A very destructive parasite causing the disease called ‘ bitter rot’ 
on apples and pears. - Norgiots (Le Lacheur). 
Fusidium viride, Grove. 
Varclin Lane (Miss Boley). 
Trichoderma lignorum, Harz. 
Norgiots (Le Lacheur). 
Aspergillus glaucus, Link. 
Very common on all kinds of decaying vegetable matter. 
Penicillium glaucum, Link. 
Indiana, St. Martin’s, on melon-rind and on grapes (Mrs. Boley) ; 
Sausmarez Lodge and Valnord Road, on fungi (Derrick); Burnt 
Lane, on cheese (Luff). 
Rhinotrichum repens, Reuss. ° 
Talbots Valley (Luff). 
