514 BOTANICAL GAZETTE [DECEMBER 
spongioso, madefacto molle gelatinoso, ex hyphis tenuibus (3-4 » crassis) 
septatis torulosis crebre ramosis, filamenta gonidiorum crebre obducen- 
tibus; gonidiis Scytonematicis filamentis, crassitudine 13-18 », vaginis 
tenuis homogeneis non lamellosis, flexuosis implexis, rarius pseudora- 
mosis. Perithecia minuta, altit. 200-225 w, crassit. 160-175 #, pyri- 
formes collo crasso breveque, primum fuliginea demum nigrescentia, 
ostiolo minute parum distincto. Paraphyses persistentes simplices fili- 
formes sat flexuosae. Asci clavatae, 8-spori. Sporae fumoso-nigricantes, 
3 4 
Fics. et i whe ‘: hue akerch, X4y; Fig. 2, end of gonidial filament, showing 
an ( 
falce hranc 
part omitted for clearness), X385; fig- 3, 
early stage in formation of perithecium, 385; fig. 4, spores, X 385. 
oblongae vel late seh ae oe ba cpanees 5-6 loculares, 
2 locellati, 17-20 6-9 
Thallus sicealak HEE. spreading over the substratum without 
definite limits and closely adnate, byssine, when wet soft and gelatinous, 
when dry harsh and not at all spongy; made up of gonidia of the Scy- 
tonema type, with flexuose, intertangled filaments, 13-18 » thick, with a 
thin, homogeneous sheath and infrequent false branches; the filaments 
densely covered with septate, torulose, branched hyphae, 3-4 » in thick- 
ness. Perithecia minute, 200-225 » high and 160-175 thick, pyri- 
form with a short, thick neck, and minute, indistinct ostiole; the wall 
