FUNGI 33 



Sphaerella ignobilis Auerswald. 



Nagai (Harrington in 1871-2, on leaves of Agrostis geminata}. 



Sporidia 9-10 X 3-3 -5 Pi ovato-oblonga, non exacte cuneata; asci 

 paullo breviores, 30-34 X 9-10 ft. 



Sphaerella adusta Fuckel. 



Yakutat (Trelease, 620, on Epilobium sp. ; Brewer & Coe, 4475, on 

 E. bongardt} ; Orca (Trelease, 619, on Epilobium sp.) ; Unalaska 

 (Brewer & Coe, 2189, on E. boreale). 



Sphaerella pachyasca Rostrup. 



Point Barrow (Murdoch, on dead leaves of Draba alpina, 15686). 

 Sphaerella rumicis (Desmazieres) Cooke. 



Juneau (Trelease, 774) ; Kadiak (Trelease, 771). On leaves of 

 Rumex occidentalis. 



Physalospora crepiniana (Saccardo & March.). 

 P. alpina crepiniana. 



Alaska (Harrington in 1871-2 ; Coville & Kearney, 1598, on leaves 

 of Empetrum nigrum). 



Physalospora borealis Saccardo, sp. nov. (pi. iv, fig. 4.) 



Peritheciis laxe gregariis, subcutaneis, dein erumpentibus, globulo- 

 sis, papillatis, nigris, .3~-5 mm. diam., contextu parenchymatico, 

 duriusculo, fuligineo ; ascis cylindraceis, basi tenuatis brevissimeque 

 stipitatis, apice obtusis, 70-75 X 5-6 /*, octosporis ; paraphysibus par- 

 cis, brevibus ; sporidiis oblique monostichis, oblongo-ovoideis, lenis- 

 sime inaequilateris, 9-10 X 4.5 /*, utrinque obtusulis, intus granulosis, 

 hyalinis. 



Kukak Bay (Saunders, on decaying stems of Anemone, associated 

 with Stagonospora pulsatilla') . 



Laestadia saxifragae Saccardo & Scalia, sp. nov. (pi. iv, fig. 3.) 



Peritheciis epiphyllis, punctiformibus, in partibus marginalibus ares- 

 centibus foliorum sparsis, globosis, 100 130^ diam., poro pertusis; 

 contextu parenchymatico fuscello ; ascis cylindraceis v. cylindraceo- 

 clavulatis, brevissime stipitatis, apice rotundatis, 60-80 x 10-13 /*, 

 aparaphysatis, octosporis ; sporidiis distichis, oblongo-ellipsoideis, 

 utrinque acutulis, 10-13 X 4-5~5'5 ^ continuis, hyalinis. 



Unalaska (one of the early Russian collectors in Hb. Bernhardi, 

 on living leaves of Saxifraga parviflora) . 



Pluribus affinis, sed videtur satis distincta. Asci tantum e basi peri- 

 thecii oriundi. 



