32 
tf Spores 4-plurilocular. , 
14. A. radiata, (Pers.) Th. Fr. On trees. (A. astroidea, Auctt.) 
b. Swarziana , (Ach.) Nyl. On oak, Weymouth. 
* epipastoides, Nyl. Pyr. Or ., edit., 1891, p. 84. On trees. 
15. A. Iiamamelidis, Nyl., Flora , 1885, p. 447. Willey, op. cit ., 
n. 286. On witch hazel, 1872. 
16. A. Sllbastroidella, Nyl., Flora , 1885, p. 312. Willey, Op. cit., 
n. 2S2. On witch hazel, 1885. This and the preceding are very near 
to A. radiata. 
17. A. quintaria, Nyl., Flora , 1885, p. 312. Willey, op. cit., n. 
284. On holly. 1S84. Seldom producing spores. 
18. A. xylographica, Nyl., Flora, 1885. p, 312. Willey, op. cit., 
n. 285. On swamp huckleberry, 1884. Very rare. 
19. A. pinastri, Anz. On white pine, 1SS5. Very rare. 
20. A. punctiforillis, Ach. On trees and shrubs. A plant on 
white pine, with 4-6 locular spores, .016-28 by .007-9 mm., the sper- 
matia .005-7 mm - long, is characterized by Nyl. as “ A. punctiformis, 
optima .” 
21. A. caudata, Willey, op. cit., n. 225. On white pine, 1SS5. 
Spores fusiform-oblong, attenuate below, 6-8 locular, .027-36 by .005- 
7 mm. Reaction with iodine blue. Perhaps not differing from A. 
iiypobela, Nyl. 
22. A. varians, (Dav.) Nyl. Parasitic on Lecanora pallescens v. 
rosella, 1867. Very rare. 
ttf Spores tnu-riform. 
23. A. spectabilis, Plot. On white oak and ash in swamps. 
24. A. taidiosa, Nyl. On trees, especially red maple, N. B. : Wey¬ 
mouth, 1S66; Cotuitport, Cape Cod. Exsic., Lojka, n. 144. 
44 . MYCOPORUM, Nyl. 
1. M. pycnocarpum, Nyl. On trees, especially red maple, N. B., 
1866; and on black birch. Weymouth. Exsic., Lojka, n. 1^0. 
2. M. diiforme, Minks in lift. On oak. holly, hemlock spruce, 
and witch hazel. Thallus inconspicuous or glaucescent. Apoth. 
minute, black, rounded, oblong, or irregular. Spores oblong, con¬ 
stricted in the middle, acute at the ends, bilocular, usually with two 
