26 SACCARDO, PECK, TRELEASE 



Helotium fumigatum Saccardo & Spegazzini. 



Yakutat Bay (Trelease, 733, on decaying herbaceous stems, asso- 

 ciated with Botrytis vulgar is} . 



Helotium lenticulare (Bulliard) Fries. 



Juneau (Trelease, 692, on decaying wood). 

 Ciboria sp. 



Yakutat Bay (Trelease, 686, on Tsuga}. 



Videtur affinis Ciborice strobilince (A. & S.) Sacc. 

 Ciboria sp. 



Yakutat Bay (Trelease, 702). 



Accedit ad Ciboriam rufo-fuscam (Web.) Sacc. Sunt tamen 

 exempl. unica, non perfecta, hinc determinatio dubia. 



Lachnea scutellata (Linnaeus) Gill. 



Juneau (Trelease, 690, 6900, 690^, 690^:, on decaying fallen bark 

 and wood). 



Family HELVELLACE^E. 



Vibrissea truncorum (Albertini & Schweinitz) Fries. f 



Kadiak (Trelease, 596^) ; Yakutat Bay (Trelease, 596). On wood 



in water. 



Cudonia circinans (Persoon) Fries. 



Orca (Trelease, 694, on fragments of wood) . 



Family HYSTERIACEvE. 

 Lophodermium oxycocci (Fries) Karsten. 



Kadiak (Trelease, 7 X 3? on drying leaves of Vaccinium oxy coccus, 

 immature). 

 Lophodermium maculare (Fries) De Notaris. 



Glacier Bay (Trelease, 697, on leaves of Salix). 



Family MICROTHYRIACE^B. 

 Microthyrium harrimani Saccardo, sp. nov. (pi. n, fig. i.) 



Peritheciis densiuscule gregariis, superficialibus, dimidiatis, omnino 

 applanatis, orbicularibus, 350-450/1 diam., subinde binato-approxi- 

 matis, ostiolo centrali pertusis, margine fimbriatis, contextu distincte 

 parenchymatico, radiato; ascis tereti-fusoideis, utrinque obtusulis, 

 80100x9-10^, octosporis ; paraphysibus parcis, saspe furcatis ; 

 sporidiis 2-3-stichis, clavato-fusiformibus, utrinque acutiusculis, infra 

 medium i-septatis, non constrictis, hyalinis. 



