HUMARINA 129 



of 0.5 mm. or rarely as large as 1 mm., reddish, with a decided 

 lilac tinge; hymenium at first concave, finally plane or convex, 

 the margin becoming indistinct, roughened by the protruding 

 asci, the color similar to that of the outside of the apothecium; 

 asci clavate or subclavate, reaching a length of 200 m and a 

 diameter of 15 17 m, 8-spored; spores 1-seriate or becoming 

 irregularly crowded, ellipsoid, usually containing one large often 

 eccentric oil-drop half the diameter of the spore, 10 X 15-17 fi; 

 paraphyses strongly enlarged above, septate, filled with coarse 

 granules which are subhyaline or with a pale-lilac tinge. 



On the ground which has been overrun with mosses and 

 algae. 



Type collected in the New York Botanical Garden, September 

 5, 1912 (Herb. The New York Botanical Garden). 



Distribution: New York and New Jersey. 



11. Humarina leucoloma (Hedw.) Seaver, comb. nov. 



Odospora leucoloma Hedw. Descr. 2: 13. 1788. 



Peziza leucoloma Rebent. Fl. Neom. 386. 1804. 



Peziza humosa Fries, Obs. Myc. 2: 308. 1818. 



Leucoloma Hedwigii Fuckel, Symb. Myc. 317. 1869. 



Aleuria humosa Gill. Champ. Fr. Discom. 56. 1879. 



Aleuria leucoloma Gill. Champ. Fr. Discom. 56. 1879. 



Humaria humosa Quel. Ench. Fung. 289. 1886. 



Humaria leucoloma Quel. Ench. Fung. 289. 1886. 



NeoUiella leucoloma Massee, Brit. Fungus-Fl. 4: 374. 1895. 



Leucoscypha excipulata Clements, Cr>-pt. Form. Colo. 117 . 1906. 



Apothecia gregarious or scattered, sessile and often wnth the 

 base nestling in the substratum, at first globose and closed, 

 expanding and becoming scutellate to subdiscoid, reaching a 

 diameter of 2-5 mm., externally pale-orange; hymenium concave 

 or often becoming plane or a little convex, bright-orange; asci 

 cylindric or subclavate, gradually tapering below into a long 

 stem-like base, reaching a length of 200-250 jx and a diameter 

 of 20 /x, 8-spored; spores 1-seriate or occasionally crowded, 

 usually diagonally disposed, ellipsoid or with one or both ends 

 slightly narrowed, 12-15 X 18-24 ^u, a few often larger, smooth, 

 usually containing one large oil-drop surrounded by several 

 smaller ones; paraphyses 3-4 /x in diameter below, enlarged 

 above, reaching a diameter of 8-9 ju at their apices, branched, 

 often curved and filled with numerous granules. 



On the groimd among mosses. 



