246 P. r. REiKscn ok fkeshwateb algje. 



libus integerrimis sparsis crectia apicibus paulo incrassatis, cellulis 

 Bubtilissirais, cytioplasmate pallide viridi granulis majoribus in- 

 structo. Diam. fllorum 0'0011-00026 millim. In plantis aqua- 

 ticis (Callitriche) inter Spirogyram. 



In a fountain at Government House. 



A Microthamnio Kutzingiano et strictissimo fills subintegria 

 tenuioribus ramulis integerrimis, a M. cladophoroidi (Alg. aq. d. 

 Insula? Kerguel.) filis multo tenuioribus ac modo ramificationis 

 distinguitur. 



Enteromorpha comphessa, Greville^ ^. teighodes, Kutzing. 

 In a fresbwater pool near Salt river. 



Pliyseumatis ramulis adhserent csespituli Spermosirce macro- 

 spermce^ spec, no v. 



EnizoPHTDnjMjSpec. i?. parasiticum cellulis spbsericis aggre- 

 gatis orificiis plerumque binis (interdum siugulo). Diam. cellular. 

 0'0112-00013 millim. Hab. in granulis pollinis (Abietinarum ?). 



• In a rain-pool on the Cape Flats near Claremont. 



ILrc plantula parasitica orificiis binis baud dubio ad Bhi- 

 zopliydium spectat. jB. transversum {Chytridium transversum, AL 

 Braun) in Cldamydomonade Ptthisculo et in Gonio nidulans in 

 magnitudine et forma cellularum simile, difFert cellulis evolutis 

 transverse ellipticis ; B, glohosum dimensionibus multo majoribus. 



Contentus ampullulse eibibens granula pollinis numerosa e 

 Phanerogamis variis, tantummodo granulum unicura observabatur 

 aparasita infectus. In cytioplasmate granuli est imposita cellula 

 singula spbeerica cytiodermate crasso, cytioplasmate dense gra- 

 nuloso ; utrum in connexione organica cum cellulis parasiticis 

 extrorsum insidentibus ? 



EnizopHYBirir, spec. B. cellulis transverse ellipticis cobse- 

 rentibus, orificiis binis ant ternis subtiiissimis, cytiodermate 

 crasso, radiculis nullis. Latit. cellular. 0-0056 millim., longit. 



0-0112 millim. In (Ec/cyoTzzVs in plantis aquaticis inter Spirogyram 



affixis. 



In a fountain at Grovernment House. 



+ 



Hsec plantula consentit cum parasita minuta non descripta in 



* Tabulis Pbycologicis ' delineata in Motigeoita geni/J!exa crc^cenie 

 (Kiitzing, Tab. Pliyc. v. tab. 1. fig. 3, filum dextrum). 



Olpibium, spec. 01. epiphyticum, cellulis subspbsericis arctis- 

 sime conjunctis fila breviora integra formantibus, tubulo erecto 

 tenuissimo brcviore, seta singula ex tubulo orta. Diam. cellular. 



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