— 3 — 



Lahrella , Endotrichum j Schizothecium , PiUcUum , Ex- 

 cipula, 



d. Phragmotrichcae: sporang. rhegmosliTZum ; sporae 

 compositae et concatenatae : — Phragmotrichum, 



FAM. 3. HYSTERIACEJE. Corda,- 



Thallus inconspicuus. Sporangium rima unica, pluribus 

 V. radiatim dehiscens, quibusdam operculatum v. subdimi- 

 diatum. Nucleus discoideus , ascis polysporis et paraphy- 

 sibus stipatus : 



a. Stegilleae'. Sporangium cupulare , operculatum : 

 Stegilla Rchb. 



b. Phacidieac. sporang. rotundatum v. subdimidiatum, 

 multirimosum : Rhjtisma, Heterosphaeriay Phacidium; Acti' 

 dium, Cliostomum, 



c. Hysterieae : sporangium unirimosum, sporse simpl., 

 passim elongatse : Limlosia y Ailographum , Hjrsterium , 

 Sporomega, Lophium. 



d. Glonieae: sporang. unirimosum, passim compositum; 

 sporae septatae (v. didyraae}: Asterina, Hpterographium, 

 Gloniwn. 



F A M. 4. S P H ^ R I A C E iE. 



Thallus V. hypothallus obsolelus v. ad pollices plu^^es 

 elalus , simpl. v. ramosus. Sporangia acropora , ssepius 

 globosa V. lageniformia. Nucleus gelatin. v. carnosus, ascos 

 8-sporos < et paraphyses << fovens. Ascochyta, Sporothcca, 

 Melanospora, Choetomium, Sphceria, Hypospila, Dothidea, 

 Cucurhitaria , Hypocrea, Valsa, Poronia, Hypoxylon, Tham- 

 nomyces, Xylaria , Cordiceps. . . , 



Orclo II. Lichenes. 



Vegetabilia cryptochlorea, e saxis , terra , cortice , ligno 

 V. muscis oriunda , hypothallo , e sporis , nec gonidiis 

 pronato , vernicoso , pulveraceo , byssino , fibrilloso v. 



