1002 Zusammenstellung neuer Arten. 



= Bictyota fastigiata Kütz. — i>. guineensis J. A., 10 = Spatogloamm guimense Kütz. 



— B. Gunnianus J. Ag., 10, Austral. — D. opaciis J. Ag., 10, Austral, — D. rejyens J. 

 Ag., 10 = Bictyota repens J. Ag. — Glossophora n. gen. J. Ag., 10. G. Kunthii J. Ag., 10 



— Bictyota Kunthii C. Ag. — G. Barveyana J, Ag,, 10 = Bictyota Kunthii Harv. et alior 



— Halyseris acrostichoides J. Ag., 10, Austral. — Spatoglossum macroclontum J. Ag., 10, 

 Austral. — Taonia LennehacJcerae Farl. 7. Am. B. 



III. Chlorophyceae. 



a. Characeae. 

 Chara succincta A. B. Afr., 12. 



b. Confervoideae. 

 ■fChaetomorpha septentrionalis Fosl., 5, Arct. — -fCh. Sphacelariae Fosl., 5, Arct. — 

 Conferva pachy derma Wille, 14, Scand. — C. Wittrochii Wille, 14, Scand. — -fEntero- 

 morpha clavata Wollny, 3, Helgol. — Monostroma crepidinum Farl, 2, Am. B. — M. 

 pulchrum Farl., 2, Am. B, — Phaeophila minor Kirchn., 13, Medit. — fUlva costata Wollny. 

 3, Helgol. 



c. Siphoneae. 



■fCodiolum longipes Fosl., 5, Arct. — fC. x>usillum Fosl., 5, Arct. 



d. Protococcoideae. 



fChlorangium marinum Cienk., 4, Arct. — Chlor ochytrium pallidum Klebs, 15 

 Germ. — Endosphaera Klebs, 15, n. gen, ■\E. hiennis Klebs, 15, Germ. — PhylloUum 

 Klebs, 15, n. gen. fP/t, dimorphum Klebs, 15, Germ. — -fPh. incertum Klebs, 15, Germ. 



— Scotinosphaera Klebs, 15, n. gen. ■\Sc. paradoxa Klebs, 15, Germ. — -fSilcydion Byeri 

 Wright, Hibern. 



e. Conjugatae. 

 ■fCosmarium Camhricum Cke. et Wills, 17, Brit. fC coronatum Cke. et Wills, 17, 

 Brit. — C. Bonnellii Wolle, 18, Am. B. — C. margaritiim Wolle, 18, Am. B. — Bocidiuin 

 spinulosum Wolle, 18, Am. B. — Micrasterias triangularis Wolle, 18, Am. B, — Staurastrum 

 anatinum Cke. et Wills, Brit. — St. attcnuatum Wolle, 18, Am. B. — St. botrophilum Wolle, 

 18, Am. B. - St. Bonnellii Wolle, 18, Am. B. — St. Heleneannm Wolle, 18, Am. B. - 

 St. odontatum Wolle, 18, Am. B. — St. pcntacladum Wolle, 18, Am. B. — St. Fringlei 

 Wolle, 18, Am B, 



IV. Cyanophyceae. 



Mazaea n. gen, Born, et Grün., 19. - M. rividarioides Born, et Grün. 19, Brasil. 



Algae incertae sed is. 

 Zoochlorella n. gen. Brandt, 1. fZ. conductrix Brandt, 1. — Z. parasitica Brandt, 1. 



— Zooxanthclla u. gen. Brandt, 1. Z. nutricula Brandi, 1. 



II. Flechten. 



Referent: E. Stahl. 

 Verzeicliniss der Arlbeiten, in welclieu neue Arten aufgestellt worden sind. 



1. Arnold. Licbenologiscbe Fragmeute. (Flora 1881.) 



3. Müller. Neue Walliser Flechten, beschrieben in fünf kleinen Aufsätzen in Bulletin 

 de la Soc. Murithienne du Valais 1881. 



