Elysteriaceae, Phseophradmiae, Rhytidhysterium. 759 



ilab. ad petioluin Monoco ty ledonea) plantse cujusdam in 

 Ceylon (Beccari). 

 4. Tryblidiella minor (Cooke) Sacc, Tryblidium minus Cooke Grev. 5C97 

 IV, pag. 182, tah. 67, fig. 9. — Peritheciis . . . . ; ascis tereti-cla- 

 vulatis, breve stipitatis, copiose paraphysatis, octosporis, 100^12; 

 sporidiis distichis, breve fusoideis, rectiusculis, utrinque obtusiuscu- 

 lis, 4-5-guttulatis, dein 3-(raro 5-)septatis, non constrictis, deni- 

 que fuligineis, 24»26s7-8. 



Ha.b. in rainis Mori, New Jersey Atner. bor. (Etxis). 



RHYTIDHYSTERIUM Speg. F..Arg. Pug. IV, n. 191. (Etym, rhytis, 

 ruga et Hysterium). — Peritliecia elongata, rima longitudinali 

 percursa ac dehiscentia, labiis tumidulis intus involutis, obtusis 

 transverse dense ac grosse costato-sulcatis. Asci octospori. Spo- 

 ridia priino hyalina, 1-septata, dein fuliginea, 3-pluriseptata. — 

 Genus species complectens lichenibus quam maxinie affines sed 

 ob thalli absolutam deficientiam inter fungos recensendas, jam 

 celeberrimo Muellero Argoviensi missas, ab eo vero inter lichenes 

 non receptas. 



1. Rhytidhysterium brasiliense Speg. Fungi Arg. Pug. IV, n. 191, h&^ 

 f. 50-56. — Peritheciis atris, sparsis, glaberrimis majusculis, 1,5- 



2 mill. long. , 0,8 inill. alt. et crass. , erumpenti-subliberis , alte 

 exsertis, elliptico-lanceolatis, utrinque acutiuscule rotundatis, basi 

 nonnihil coarctatis, rima longitudinali profunda percursis, labiis se- 

 mel intus revolutis, rotundatis, costis transversis, grossis sulcatis 

 jove sicco clausis durissimis, jove pluvio latiuscule apertis; ascis 

 crasse cylindraceis, apice obtusiuscule rotundatis crasseque tunica- 

 tis, basi attenuato-stipitatis, 230-250^20-30, octosporis, paraphy- 

 sibus hyalinis, densissimis, longioribus, vertice ramulosis clathrato 

 connexis atque fusco-fuliginfcis obvallatis, aegreque distinguendis; 

 sporidiis oblique monostichis vel rarius subdistichis, ellipticis, primo 

 hyalinis, 1-septato-constrictis, dein triseptatis, ad septa excentriea 

 non vel vix constrictis, utringue plus minusve rotundatis, 10 15 

 =s 15-20, atro-fuligineis opacis. 



Hab. in ramis dejectis putrescentibus plantaa cujusdam, prope 

 Iguape, Brasilia meridionali (Doct. Puiggari). — Odor nullus. Jodi 

 ope ascorum tunica ac paraphyses ccerulescunt. 



2. Rhytidhisterium viride Speg. Fungi Arg. Pug. IV, n. 102. — Pe- r*w 

 ritheciis sparsis pulchre et vivide viridibus majusculis, 1-1,5 mill. 

 long., 0.5-0,0 mill. alt, et lat., ox cortice licheoibusque superpo- 



