Myxophyceae, Oscillatorieae, Oscillatoria. 199 



251. Oscillatoria physodes Rab. = Phormidium uncinatum Goin. 



255. — purpurea Ilook. --=■ Lynght/a purpurea Gom. 



250. — Raineriana Kuetz. = Beggiatoa alha (Vauch.j Trev, 



257. — repens A^^ ^^ Microcoleus vaginatus Goin. 



258. — repens p caldarii Ag. = Microcoleus sp. 

 251». — Retzil Ag. = Phormidium Retzii Goiii. 



2(10. — Retzii p subfusca Ag. = Phormidiiim suhfuscum Kuetz. 



261. — rupestrls iV^. = Phorm. autumnale Gom. p. p. et P. 



uncinatum Gom. 



262. — rupestris Kuetz. = Phorm. Retzii var. rupeslris Gom. 



263. - rupestris [i montana Ag. = Phorm. autumnale Gom. 



264. — rupestris ^3 tingens Hansg. = Phorm. Retzii Gom. 



265. — scandens Richt. = Phorm.. autumnale Gom. p. p. 



266. — scopulorum Ag. = Calothrix scopulorum Ag. 

 267 — scorigena Lib. = Phormidium Retzii Gom. 



268. — spiralis Carmich. = Phorm. papyraceum Gom. 



269. — spissa Kuetz. = Phorm. inundatum Kuetz. 



270. — Spongellae Schulze = Phormidium Spongeliiv Gom. 



271. — stagnina Kuetz. = Lynghya mstuarii Liebm, 



272. — Stizenbergeri Rab. = Phormidium favosum Gom. 



273. — subfusca Ag. = Phorm. suhfuscum Kuetz. 



274. — subfusca [3 atra Lyngb. = Phorm. autumnale Gom. 



275. — submembranacea Ard. et Straff. = Phorm. suhmemhra- 



naceum Gom. 



276. — symplocarioides Crouan = Symploca hydnoides Kuetz. 



277. — • tapetiformis Kuetz. = ScJiizothrix coriacea Gom. 



278. — tenerrima Brauu, nec alior. = Phorm. Valderianum Gom. 



279. — tenuis var. limicola Anzi = Phorm. Retzii Gom. 



280. — tenuls [i limicola Hansg. = Phorm. autumnale Gom. 

 28L — tenuis fj sordida Kuetz. = Phorm. uncinatum Gom. 



282. — tenuis var. sordida Desm. = Phorm. suhfuscum \- un- 



cinatum Gom. 



283. — tenuis var. sordida De Not. = Phorm. famsum Gom. 



284. — tigrina Roemer = Beggiatoa tigrina (Roem.) Rab. 



285. — tinctoria Crouan = Phorm. tinctorium Kuetz. 



286. — torta Ag. = Conferva contorta. Ag. (fide Gom.), 



287. — uncinata Gom. = Phorm.idiwn uncinatum Gom. 



28S. — uncinata forma olivascens Hantzsch = Phorm. unci- 



natum Gom. 



289. — uncinata var. rufa Kuetz. = Phorm. uncinatum Gom. 



