(446) 



iv and side walls 6-7/1 thick, rather finely and 

 very densely rugose with papillae of varying 

 length; aeciospores broadly ellipsoid, 18-23 X 

 24-27/*, wall light cinnamon-brown, 2-2.5 /* 

 thick, finely verrucose. 



Telia chiefly epiphyllous, hemispheric, 0.5-1 

 mm. or more high, oval or oblong, 1-2 mm. 

 long, dark chestnut-brown, ruptured epidermis 

 conspicuous; teliospores 2-celled, broadly el- 

 lipsoid in general outline, 21-30X35-49^, 

 rounded or sometimes narrowed both above 

 and below, considerably enlarged in one or two 

 places near the septum on one or both cells 

 owing to the presence of hyaline papillae over 

 the germ-pores, wall cinnamon-brown, about 

 1.5/* thick, papillae 3-6/*; pores 1 or 2 in each 

 the septum. 



'bus latijolia Pers. (S. Aria X torminalis), 

 imalis Crantz. 



Juniperus communis L. {J. sibirica Burgsd.]. 

 Genf (Geneva), Switzerland, on Juniperus 



Distribution: Europe. 



Illustration: Forst. Nat. Zeits. 4: 348,/. 4-13. 



Exsiccati: Eriks. Funghi Paras. Scand. 475; Sydow, Ured. 

 1230; Maire & Marg. Exsic. Hypod. Gall. Orient. 26; Briosi & 

 Cavara, Funghi Paras. 357; Sydow, Myc. Mar. 4742; Allesch. & 

 Schn. Fungi Bavar. 216; Roum. Fungi Gall. 2731. 



12. Gymnosporangium Davisii Kern, Bull. Torrey Club 35: 



507. 1908 

 Aecia hypophyllous, in irregular or rarely annular groups 1-4 

 mm. across, on thickened discolored 

 spots, cylindric, acute at apex, 1.5-3 

 mm. high by 0.4-0.6 m. in diameter; 

 peridium very tardily dehiscent at apex, 

 finally becoming lacerate along the 

 seen in both face 



ind side a 



19-26 X 67-87/*, rhomboid 

 in side view, 22-32 thick, outer wall 

 1.5-2/1 thick, smooth, inner and side 

 walls 5-8/1 thick, densely rugose with 

 closely set ridge-like papillae of vari- 



