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Subfamilia I. Chaetophoreae. 



Fila articulata dichotome rarnosa, ramis plerumque fascieulato-ramu- 

 losis, iu muco subliquido vcl gclatinoso - firmo ct figurato nidulantia. 



a Massa mucosa liquida tactu animadversa. 



CII. Iflicrotliaillllioil Naeg. (1849): Fila articulata 

 dicho- aut trichotome ramosa, plerumque ramosissima, strictissima ; 

 dllulae tcrminales obtusac vel obtusiusculae, dcinde tumidae, sporangia 

 efficientes. Cytioplaama effusum, granula amylacea passim involvens. 



Propagatio zoogonidiis. 



Conf. fig. nostr. 106. 



Plantulae microscopicac, circiter ad '1-2 — l /io'" longae, muco plus 

 minusve liquido circumdatae , plcrumque laete virides, nonnunquam 

 caerulantes. 



M. strictissimum Rabenh. (Krypt. Flor. v. Sachs. p. 266. Alg. 

 N. 829 ! Reinsch Algenfl. p. 232. Chaetophora subtilissima Ktz. Oster- 

 prog. 1863. p. 13. N. 39.). M. filis ramulisque Y"00 — l !fm'" crassis, 

 erecto-patentibus, strictissime ramulosis, subfastigiatis ; articulis diametro 

 3 — 6 (rarius 8-)plo longioribus, cylindraceis, ad genicula paullum con- 

 strictis ; cytiodermate sat crasso, achroo, pellucido. 



Hab. in fossis fodinisque turfosis, prope Lipsiam detexit cl. Buln- 

 heim ; in paludibus sylvaticis folia dejecta occupans, ad Dretschen et 

 Diehmen Lusatiae superioris (M. Rostock) , „Friedrichsgrund" prope 

 Pilnitz Saxoniae (L. R.) ; in Typhae foliis et Junci culmis natantibus 

 Franconiae (Reinsch). 



M. Kiitzingianum Naeg. (in Ktz. Spec. p. 352. Tabul. phycol. III. 

 T. 1. Rabenh. Alg. sub No. 1726.). M. frutieulosum , subtrichotome 

 ramosum ; ramulis alternis vel oppositis , modo abbreviatis modo elon- 

 gatis ; articulis diametro ('/500 — [ 450'") 3 — 6-plo longioribus; geniculis 

 hyalinis. v. v. 



Hab. in fossis, in algis majoribus affixum. Ad Turicum detexit cl. 

 Naegeli ; prope „Aue" Saxoniae (L. R.), ad Dricsen (Lasch.). 



M. elegans Stiz. (in Rabenh. Alg. N. 772.) in statu vegeto accu- 

 ratius inquirendum. 



CIII. ^tigeoclouilllll Ktz. (1843): Fila articulata 

 simpliciter ramosa; rami ramulique sparsi, rarius fasciculatim approxi- 

 mati, in apicem acutum, saepe piliferum achroum attcnuati et plerum- 

 que longe protensi, saepius ramellis brevibus subulatis instructi. 



