165 

 Obs. M&culse ochraceae, variae; spermatia cylindra- 

 ceo-oblonga, constricto-1-septata, 25-28 * 8, 2-4-gut- 

 tulata, hyalina. 



153. Ascochyta Calystegise Sacc. Maculis vagis irre- 

 gularibus, arescendo brunneis, concentrice subzonatis, 

 margine saturatiori; peritheciis sparsis epiphyllis pun- 

 ctiformibus, lenticularibus, 90-100 micr. cliam., pertu- 

 sis, laxe cellulosis; spermatiis oblongis v. subclavatis, 

 7-8 * 3, utrinque obtusiusculis, 1-septatis, non v. vix 

 constrictis, hyalinis. 



Hab. in foliis Calystegise sepium a Selva, 

 Sept. 1876. 



154. Ascochyta Aristolochise Sacc. Maculis amphige- 

 nis, subcircularibus, arescendo denigratis, margine satu- 

 ratiori; peritheciis sparsis, remotis, punctiformibus, 60- 

 70 diam., lenticularibus, pertusis, contextu tenui-paren- 

 chymatico, luteo-fusco; spermatiis ellipsoideo-oblongis, 

 7-9^3-3 T / 2 , utrinque rotundatis, rectis curvulisve, 1- 

 septatis, vix constrictis, hyalinis. 



Hab. m foliis Aristolochise Clematitis a 

 Selua, Sept. 1876. 



155. Ascochyta zeina Sacc. Maculis longitudinaliter ob- 

 longis sanguineis, margine sul^oncolori; peritheciis gre- 

 gariis, punctiformibus, lenticuharibus, pertusis; contextu 

 laxiuscule parenchymatico, fuligineo; spermatiis oblongo- 

 ellipsoideis, 18— 7 T / 2 , utrinque rotundatis, 1-septatis, le- 

 niter constrictis, crasse 2-nucleatis hyalinis. 



Hab. in pai*;. sup. foliorum Zeae Maydis a Co- 

 negliano (A. Beeexger). 



156. Ascochyta Philadelphi Sacc. & Sp. Maculis sub- 

 circularibus, arescendo ochraceis; peritheciis punctiformi- 

 bus, 200 micr. diam., quandoque subconcentrice dispo- 

 sitis, pertusis ; spermatiis constricto-didymis, utrinque 

 rotundatis, 8-11 ^ 4-4 T / 2 , hyalinis. 



Hab. in foliis Philadelphi coronarii a Co- 

 negliano, Nov. 1876 (Spegazzixi). 



157. Ascochyta Lignstri Sacc. & Sp. Maculis versi- 

 formibus, arescendo subochraceis ; peritheciis lenticulari- 

 bus, punctiformibus, 200 micr. diam., olivaceo-fuscis ; 



il 



