753 



amorphous or polymorphous, subconfluent, slightly raised, carbon- 

 aceous, black, astomous or indistinctly ostiolate. 

 In the bark of young branches of Juglans.* 



1681. Spficeria capsularum, Schw. — Simple, scattered, flattened, 

 hemispherical, minute, with a deciduous papilla, surrounded at base 

 by the thin, cinerascent epidermis of the capsule in which at first it is 

 immersed. 



On capsules of various plants; e. g. Convolvulus purpureus, &,c. 



1782. Sphmria druparum, Schw. — Closely aggregated, black 

 aijd crustaceo-confluent. Perithecia numerous, ovate, rugose, indis- 

 tinctly ostiolate, at length partially denuded and then covered by 

 adherent fragments of the matrix. 



On decaying black walnuts. 



1683. SphcRria pomorum, Schw. — Scattered or aggregated, 

 seated on a black crust under the thin epidermis, which is finally 

 ruptured and falls off in fragments. Perithecia ovate, rugose, black, 

 minutely papillate. 



On dried up apples and quinces hanging on the trees through the 

 winter, Carolina and Pennsylvania. 



1685. Sphceria Azalea,, Schw. — Perithecia seriately erumpent 

 through flexuous cracks in the epidermis, immersed in the inner bark, 

 scarcely confluent, subdistant, rather small, black, rugose, with a pezi- 

 zoid-umbilicate ostiolum. 



On trunks and branches of Azalea nudiflora. 



1686. Sphceria connomitans, Schw. — Scattered, erumpent, mi- 

 nute, punctifbrm, subglobose, astomous, black, finally pezizoid-collaps- 

 ing. 



On the petioles of large leaves (of trees) where they are enlarged 

 from the stings of gall-producing insects. 



1687. Sphmria lineolans, Schw. — Rather large, gregarious, 

 erumpent, closely surrounded by the epidermis. Perithecia confluent 

 in irregular lines, black and rough outside, globose-flattened, indis- 

 tinctly ostiolate, discharging the dark brown spores with which the 

 perithecia are filled. When young, covered by the raised epidermis. 



On willow branches. 



1688. Sphceria ohtusa, Schw. — At first covered by the raised 



*This and the remaining numbers not otherwise noted, were collected by Schweinitz, 

 at Bethlehem, Pennsylvania. 



95 



