192 SECTIO SEXTA. CH/ETOPHORA- 



OBS. In fossls Uirfosis ad Ermclutul prope Hafiiiam hanc speclcm Insignis ampll- 

 tndlnls, culmis Arundiriis Phragmitis ct Hjdroiaris Morsiis ranw iusickiiK m 

 vidi; er..tantcmsubtci-es, solida, crassiuscula, 3 polliccs longa, polliccmqve 

 crassa, papillis vcl ramulls abbreviatis crcctls utrlnqvc obsessa , saturate vi- 

 rldis; s<d slruclnra interna cadem ac nuper dcscrlpta-. Hanc magnitudincm 

 insolilan. aqvis puiloribus (jvi.tisqve, uln Ia;te crcscebat, slne dublo altribu- 

 endnm vlx ad Yarietatem, nedum spcclcm .distinctam, proponondam sufficere 

 crcdidl. — Cctcrum lioc loco monebo, me nomen gcncricum Riru/aricv data 

 opera omlslssc, qvlppe qvod In llydropbjla marina luic perllneulla nominan- 

 da nou benc qvadrarc vidcretur. 



2- Ch. elongaia; fronde clongata, subtcreti, solida, ramosa, dichoto- 

 ma; ramis divaricatis; filis extra siibstantiam longissimis , copiosissimis, intra 

 substantlam dicholomis; ramulis fasciculatis, brevibus, strictis. 



Rivnlaria e/oiigala Roth. Cat. bot. 5, p. 352. 

 Hiccia /luitans Fl. dan. Tab. 275. (sec. Turn.) 



Habitat in fossis turfosis prope Nyekiobing Sellandiae, copiosissime; Oeder. 



DESC. Frons terctiuscida vel subcomprcssa , pollicem unum altcrumve longa, 

 sela porcina Oplo crasslor, alten.iuta, ramosa , dlchotoma, Kaml alternl vel 

 subscc.ndi , pra^prlmis ad npicem siti , divaricatl. Flla extra siibstantiam c 

 tota frondc cxeuntla, protcnsn, pollicarla, byallna, simpllcla. ^ Fila intra 

 subslnntiain crns.siora, qvnm in cclei-is spcclebus , dichotoma, articulala, ver- 

 sus periphc-inm frondis fasti^'iala, ramosa ; raml fasclcidati , breves , strlcll. 

 Color flavcscens vel virldesccns. Subslantla gelalinosa. Hanc spcclcm non- 

 dum vidi ; forsan modo varielas prfficedentls. 



Tab. 65- 3- Ch. elegans; fronde globosa; fdis intra substantiam densissimis, di- 



chotomis; ramis divaricatis; ramulis fastigiatis ; articulis diametro subduplo 

 longioribus. 



Chcctophora e/rgans Ag. DIsp. p. 42. et Sjn. p. 1 2g, 



_ pisifoimis Ag. Disp. p. 43. et Syn. p. 129? 



Rivu/aria pisiformis Rotli. 9t;ue fflcitr. I, p 27-- C.-<t. bot. 5. P- 358. 

 . _ e/rgans Roth. Cal. bot. 3. p. 337- «' 5««"« '^''^"- '' P" '^'^' 



^Batrachospennum inLricatum Vaucb. p. 117. Tab. 12, lig. 2. 5- - Decancl. fl. fr. 2, 

 P- 5S- 

 Conferva g/ohosa ge/acinosa H.ill. Helv, n. 21 10. 



[labitat in rivulis Daniae , saxis, conchis, plantisqve aqvaticis adnata, .sat fre- 

 qvens ; ut ad ripam lacus Gientofte et Fuursoe Sellandiae. — Etiam in lacu 

 ^andsdalsvatnin rupe Qvalboefield trans Karagiov Sudcroe Fserose, Fontinali 

 antlpjTcticae adhaerescens. 



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