Paxina 203 



ExsiccATi: Rav. Fungi Am. Exsicc. 764; Fungi Columb. 

 1801 ; Clements Crypt. Form. Colo. 298. 



2. Paxina macropus (Clements) Seaver, comb. nov. 



Phleboscyphus macropus Clements, Bull. Torrey Club 30: 9,^. 1903. 

 Acetahula macropus Sacc. Syll. Fung. 18: 13. 1906. 

 ?Cyathipodia longipes Boud. Hist. Class. Discom. Eu. 39. 1907. 



Apothecia reaching a diameter of 3-4 cm. and a depth of 

 1 cm., externally cinereous-whitish, clothed, especially about 

 the margin with short, septate hairs; hymenium darker than the 

 exterior of the apothecium, brownish; stem solid, long, rather 

 tough, lacunose, usually with three or four longitudinal ribs, 

 reaching a length of 4-5 cm. and a diameter of 7 mm.; asci 

 cylindric, reaching a length of 300 n and a diameter of 20 /x, 

 tapering below into a stem-like base; spores irregularly 1-seriate, 

 broad-ellipsoid, hyaline, each containing one large oil-drop which 

 nearly fills the spore, about 12-14 X 20-22 ^i; paraphyses en- 

 larged above where they reach a diameter of 9 ix. 



On damp soil. 



Type locality: Minnehaha, Colorado. 



Distribution: Wisconsin to Colorado; also in (Europe?). 



3. Paxina platypodia (Boud.) Seaver, comb. nov. 



Cyathipodia platypodia Boud. Hist. Class. Discom. Eu. 39. 1907. 

 Macropodia platypodia Dodge, Trans. Wise. Acad. Sci. 17: 1041. 1914. 



Apothecia scattered, rather shallow and more or less irregular, 

 reaching a diameter of 2 3 cm. and usually a depth of 1 cm., 

 externally cinereous and clothed with subconic fascicles of rather 

 poorly developed hairs; hymenium darker than the exterior of 

 the apothecium, almost black in dried specimens; stem much 

 flattened and more or less costate or grooved on the two opposite 

 sides, reaching a length of 2-3 cm. and a diameter of 4-5 mm., 

 clothed with poorly developed hairs which give a pruinose 

 appearance; hairs hyaline or subhyaline, consisting of loosely 

 united cells which are strongly swollen in the center but con- 

 tracted at the point of union; asci cylindric above, gradually 

 tapering below, reaching a length 100-135 m and a diameter of 

 15-17 m; spores 1-seriate, usually diagonally disposed with the 

 ends overlapping, fusoid, 10-11 X 21-27 m, usually containing 

 one large oil-drop and two smaller ones; paraphyses 3-4 m in 

 diameter below, rather strongly enlarged above where they 

 reach a diameter of 7-9 /x. 

 17 



