F. de Thuemen, Mycotheca Universalis. Centuria XIV. 1356. Sphaerella Peckii Spegaz. nov. spec. in litt. ad me. Perithecia epiphylla, gregaria, primitus epedermidi innata, dein protuberantia, sphaeroideo-lenticularia, contextu subcarboraceo, rarius vix distincte parenchymatico, poro pertuso, atra, 100-120 mm. diam.; asci cylindracei, deorsum breviter et crassiuscule attenuato-stipitati, autice acutatiuscule rotundati, octospori, aparaphysati, 50-60 mm. long., 6-7.5 mm. crass.; sporidia disticha, hyalina, fusoidea vel subcylindracea, utrinque obtusiuscule acuminata saepius curvula, primitus protoplasmate bipartito spurie septata, dein multiseptata sed nunquam constricta, 15-18 mm. long., 3-3.5 mm. crass. America septentr.: Albany - New York - in foliis aridis Amelanchieris canadensis Torr. et Gray. Mart. 1878. leg. Ch. H. Peck.