aghoscatur. Eteniar ne sua commoda Linnaeanae s. bipartitae rerum 
naturalium designationi omnia tollantur, genusque ultra modum viles- 
eat, caute etiam cavendum est ne pretiosa affıniam societas propter 
nagas, ut ita dicam, solvatur, totque genera proponantur quot formae 
diversae occurrunt, HI. Friesio et Linkio (primum epinanti) 
pröpferea assentior qui intra Roesteline limites dilatatos cnneta Po- 
ı acenrum Aechdia huc usque cognita congregaverunt. 
V. Peridermium. 
bycoperdi sp. Willd., in J. Roemeri et P. Usteri Magaz. für die- 
Bot.., t. il (manip IV; ann. 1788), p. 16, tab. IV, fig. 12. 
Aecidii ap. Pers., Syn. Fung., p. 213. — DC., Fl. fr. (ed. II, 
1. 1, p. 237. — Nees, Syst. d. Pilze, p. 2 (sub titulo primario 
Caeomatum), tab. |, fig. 4..— Dub. Bot Gall., p. 903 — Grev,, 
-Seot, erypt. Fl, t. I, tab. 7. on 
Caeomatum suhgen. IV. (Peridermium) Lk., Sp. pl. Lien., t. VI, 
tab. Il, fig. 66. 
Peridermium Chev., Fl. par., 1, 385, tab. XI, £. 3. — Lev., in 
Actis Soc. Lion. par., t. IV (1826), p. 208, tab. Xl, fig. 4—8. — 
Ung., Exunth. der Pfl, p. 295. — Fr., S. veg. Scand., p. 510. — 
De Bary, Brandp., p. 72. . 
 Spermogonia SNparsa v. congregats , pauca, crassa, aurantiaca ; 
peridiolo e niemrbrana indiscreta, globose, sub epidermide matern® 
tumente, uniloculari, rima angusta v. poro obsoleto et mutico per- 
vio; sterigmätibus tenuiter linearibus, aequalibus, simplicibus, pal- 
Iidis et confertissime stipatis; spermatiis solitarie acrogenis, eralis 
demum Hiberis, in muco aurantie immersis simulque guttalatim erx- 
sudatie. ÜUredo sparsa v. laxe aggregata, hypo- aut epiphylia, nee 
uon corticicola, spermogoniorum socia vel ab iisdem remota; 
palvinulis omuino diseretis, ovatis oblongis v. oblongo -lanceolatis,- 
tumentibus, peridioque amplissimo, bursiformi s. conico et dbtasis-' 
simo, membransceo, tenui, niveo, fragili, modo irregulari et a latere” 
saepius disropte et pervio, vulgoque etiam in basi eircumeircn tan- 
dem lacero et fimbriato sicque deeidente „aut pereunte , singulatini 
instruetis; pulvillo fertili incluso erasso‘, superne ob sporus maturäs 
nitide aurantiaco et pulverose ; paraphysibos nullis; eporis (atylo- 
sporis ?) nevellis adprime superzositis, contigwis, catenatim eoalitfs, 
settes stipätissiıhas, singul.s cireiter 8 -10-meras struentibuß, wiatd: 
ris autem dissociatis ovato-globosis erassis et saturate aurantiis ; 
episporio taberculis: confertissimis asperato , achreo aut. vix fucato, 
atgue imperferate (poris saltem inconspicuis); protoplasniäte geähono 
