2O SACCARDO, PECK, TRELEASE 



Stagonospora heleocharidis caricina Saccardo & Scalia, subsp. nov. 



(pi. vi, fig. 21.) 



Perithecia 90120 /JL diam. ; basidia subnulla ; sporulae 5-6-septatae, 

 ad septa non-constrictae. 



Yakutat Bay (Funston in 1892, on dead leaves of a form of Carex 

 J "estiva). 



A typo differt sporulis paulo brevioribus, utrinque rotundatis, rarius 

 acutiusculis, 27-34 X 6.5-7.5;*, omnino hyaliiiis. 



Stagonospora aquatica luzulicola Saccardo & Scalia, subsp. nov. 

 (pi. vi, fig. 20.) 



Peritheciis hinc inde gregariis, punctiformibus, globulosis, 150- 

 i6ofj. diam., poro pertusis, atris, subcutaneis ; contextu parenchymat- 

 ico, fusco ; sporulis oblongo-teretiusculis, utrinque rotundatis, rarius 

 acutiusculis et saepe basi truncatulis, 3-septatis, non constrictis, 23 

 28 X 3.5 4 /*, e chlorino hyalinis. 



Point Barrow (Murdoch in 1883, on leaves of Luzula arcuata). 



A typo recedit sporulis paullo angustioribus, qua nota ad ejus var. 

 lacustrem accedit. 



Stagonospora graminum Saccardo & Scalia, sp. nov. (pi. vi, fig. 22.) 



Peritheciis laxe gregariis, subcutaneis, e globoso horizontaliter ob- 

 longis, atris, poro pertusis, 275-380 x 160-200 /x; contextu parenchy- 

 matieo, castaneo-fusco ; sporulis oblongis, saepe inaequilateris, 23-28 

 X 6.58 PL, utrinque tenuato-obtusulis, 5 7-septatis, non constrictis, e 

 chlorino hyalinis. 



Iliuliuk (Harrington in 1871-2, on dead leaves of Air a atropur- 

 purea). 



Affinis S. subseriatce (Desm.) Sacc. et praecipue ejus var. molim'ce 

 Trail, sed sporulas 5~7-septatae (nee 4 5-septatae), et perithecia 

 oblonga. 



Rhynchophoma raduloides Saccardo & Scalia, sp. nov. (pi. v, fig. 



17-) 



Peritheciis gregariis e basi innata parum incrassata erumpentibus, 

 longe corniculatis, rectis, sursum tenuatis, aterrimis, fragilibus, 1.5 

 mm. altis, 300 /* cr., apice pertusis globuloque sporularum pallide 

 roseo saepius coronatis; contextu prosenchymatico, atro ; sporulis 

 oblongis, utrinque rotundatis, 7~9 X 2.5-3;*, uniseptatis, non con- 

 strictis, hyalinis ; basidiis fasciculatis bacillaribus simplicibus v. fur- 

 catis, 20-30 x 2 /*, hyalinis. 



