a MONOOnAPHlA NOSTOCHlNEAniM ITAI.ICAniM ETC. 



et in novos i^lohiilos ininores , maloro iUo et primordiali cominchcnsos 

 convertiiiiUir , quo taiulcm disrupto libere di\agaiitur ( Chlorococcuin , 

 Haematococcus , IMeurococoiis ) , vel eodem ii\ imuuni converso , a 

 mucoso illo subslrato in dclinitam frondem couijuchcnduntur ( Cocco- 

 cliloris , ^licrocyslis, Anacystis). Contentnm globiili ilidem vesicacformis, 

 quin grannla gignat, in nucleum distinctum coUabiliir, quod, exteriori 

 sua meniliramila a |)eriplicria ad centrum seiisim duplicala, dimidialur, 

 idque plui-ics, el tlu'innogcncsi quateruaria in nunierosas partes dividitur, 

 quaruin uiuiquacquc, involucris dilaccralis , novum globulum constituit, 

 liberum ( Pleurococcus ) , vel in communi subslrato mucoso degenlem 

 ( Microcystis , Cylindrocyslis ). Globuli granula sinu foventes ad lolidem 

 novos globulos constitucndos apla, alias ihcuuiogenesi qualernaria in 

 plura individua secedentes , tandem et dislinclas spoi'ulas gerunt ( Cy- 

 lindrocyslis ). Granula in sinu globuli malricalis exlanlia, successivac di- 

 midialionis processu lolidem fila moniliformia constiluunl, quorum arliculi 

 sive globidi a fronde malricali elapsi novis granulis in fila evolutis far- 

 ciuntur novascpe frondes consliluunt ( Nostoc ). Tandem granula in sinu 

 globuli malricalis in lolidem vesiculas textum cellularem referentes evol- 

 vunlur , granulis niinoribus jiosl elaj)sum in novas frondes evolnluris , 

 in singulis ccUulis gcnilis ( !Micraloa , Botrydina ). Globulus vesiculosus 

 individuum constituit et cpiousque perdural , quaevis sit intemarum 

 parlium evolutio , individuum est. Sporidia minutissima inconspicua 

 ( Prolococcus ), sporidia manifesta in totidera globulos iam evoluta ( Hae 

 malococcus , Chlorococcum , Pleurococcus ) , sporidia inconspicua et 

 substratum cum ipsis effundendum ( Pahnella ) , sporidia in globxdos vel 

 raoniliformes globxdorum series iam evoluta, globulis post elapsum novas 

 frondes elTormantibus (Anacystis , Nostoc) , sporidia in vesiculas conversa, 

 quae granulis farctae et in mucosam substantiam conversae substratum 

 totidem novis frondibus praebent (Coccochloris, Microcystis), vel tandem 

 granula in vesiculas conversa, sporidiis farctas, post elapsum evolvendis 

 ( Micraloa , Botrydina ) includit. 



Morpliosis igitur progi'essiva : sporidia nuda , post elapsum tantum 

 conspicua ( Protococcus , Palmella ) , vel in globulo malricali evoluta 

 (Haematococcus, Chlorococcum, Pleurococcus, Anacystis, Nostoc, Cy- 

 lindrocyslis ), vel inilia novarum frondium ibidem iam constituentia (Coc- 

 cochloris, Microcystis): vel sporidia in vesiculis ( sporangiis ? ) in sinu 

 globuli primitivi evolutis , inclusa ( Micraloa , Botrydina ). 



