34 
*j. C. - • A plant on Rubus villosus, 1891. Spores not found. 
[8. C. rhoica, Minks in litt. On Rhus tvphina, West Thornton, 
N. H., 1S81. Spores like those of Mycopontm difforme. 
9. C. stigmaea, Minks in litt. On trees, Florida, W. W. Calkins, 
1885. Spores oblong, obtuse, constricted in the middle, .018-22 by 
.003-4 mm -> with four sporoblasts.] 
Mention may here be made of a plant which Dr. Muller has char¬ 
acterized as a very distinct Phacopsis , P. Mulleri, n. sp. Apoth. 
adnate on the thallus of Peltigerci canina , flat or slightly convex, 
rounded, at length confluent, immarginate, flesh-colored, and dark¬ 
ening. Spores oblong, simple and bilocular, without color, .011-15 
by .0034-5^ mm. A similar plant has been sent me from California 
by Prof. Farlow. 1875. 
Tribe IV. CALICIACEI. 
46. ACOLIUM, (Fee) De Not. 
1. A. tigillare, (Ach.) De Not. On dead wood. 
47. CALICIUM, Pers., Ach., Fr. 
1. C. trichiale, Ach. On dead wood. A Calicium on a Polypo 
rns on hemlock spruce in swamps, 1S76, with simple, globose spores, 
.003^-5^ mm. in diameter, and which Tuckerman remarked were 
rather darker colored than was usual in this section, (Cyphelium ), 
was referred here by him. 
2. C. bruniieolum, Ach. On decaying wood in swamps. 
3. C. plueocephalum, (Turn.) Turn. & Borr., b. aciculare , (Fr.) 
Nyl. On dead wood of cypress, 1S65, associated with Coniocybe gra- 
cilescens, in very small quantity. 
4. C. chrysocepliallllll, (Turn.) Ach. On cypress in swamps. 
1S64. 
b. melcuiocephalum , Nyl. On dead wood in swamps. 
5. C. lenticillare, (Ach.) On dead wood. 1866. 
6. C. cur til ill, Turn & Borr. On cypress, pitch pine, and dead 
wood. 
7. C. subtile, Fr. On dead wood. 
b. albonigrum , Nyl. On oak and tupelo. 
8. C. traclielinum, Ach. On dead wood. 1S66. 
