455 



DIAGNOSES ALGARUM NOVARUM 



PhaeophycesB 



(excl. Syngenet., Diatom., Peridin.) 



ANISOCLADUS Reinke in Ber. deutsch. hot. Gesellsch. Vili, 1890, 

 pag. 213 [Sphacelariacece). — Rauiuli normales axi.s, rami eloii- 

 gati et breves seraper steriles, primi vero tomento laxo filorum 

 radicalium obvoluti (ut in Slypocauló). Fructificatio in ramis ad- 

 ventitiis brevibus, ramosis, seque circa axin sparsis e partibus ve- 

 tustioribus sporangia in ramorum elongatorum exsurgentibus. Spo- 

 rangia in ramorum advent. axillis sita limitata. 



1. Anisocladus congestus Reinke l. e. p. 213. — A. habitu Sii/poc. 

 funiculaìHs Mont., sporangiis unilocularibus in axilla ramuli bre- 

 vis numerosis, globosis, longiuscule stipitatis; sporangiis plurilo- 

 cularibus singulis vel binis (raro ternis) in axilla, quandoque in 

 apice ramuli brevis acrogenis, globosis, multo majoribus. 



Hah. ad extremam meridionalem regionem Africse; ad Novam 

 Zelandiam. 



BATTERSIA Reinke in Ber. deutsch. boi. Gesellsch. Vili, 1890, 

 p. 205 [Sphacelariacece). — Thallus crustaceus, stratosus, habitu 

 Ralfsim, stratu cellulari superiori stipites fructiferos simplices vel 

 ramosos in soros collectos emittente. Sporangia unilocularia in sti- 

 pite fructifero terminalia vel ad ejusdem ramulos laterales inserta. 



2. Battersia mirabilis Reinke /. e. f. 2. — Characteres generis. 



Jlab. prope u Berwick )) ad oras anglicas maris septentrionalis 

 (E. Batters). 



PERITHALIA J. Ag. Till Algemcs S/js/emafik IX, 1890, p. 1 [Spo- 

 rochnoidecc). — Frons teretiuscula, pinnatim decomposita, immer- 

 se subcostata, demum valide caulescens, ramulis flliformibus sub 

 certo stadio in capitela minuta desinontibus, sub alio in media par- 

 te circumcirca fructiferis. Receptacula in ramulis ultimi ordinis 

 evoluta, spicara typhaeformem aemulantia, oblongo-cylindracea, par- 

 te sterili (conspicue angustiore) pedicellata et superiore consimili 

 aristata, sporangiis paranematibusque circumcirca a corticali strato 



