36 



II. liHODYMEMA GilEV. 



SPHAEROCOCCUS (RHODYMENIA) TEXTORIl SuRixiAR 1. c. 



^ basi cuneatd late-linearis plana coriacea, e margine allerne ramosa et subdicho- 

 toma, ramis ramulisque sitrsum angustutis apice productis sive acutiusculis , cellulis 

 frondis medullaribus maximis , cystocarpiis per frondis superjiciem sparsis exsertis. 



Specimina sicca expallida 15 cm. longu , laciniis ad 1 cm. latis. — Tab. XXIIT. 



In mari Japonico, Textor. 



Obs. Proxima Rhodijmeniae pahnatae (L.) Grev. , at firmior, crassior. Memoratu 

 dignae siint cellulae in ipso strato corticali cystocarpium tegente observatae, 

 (fig. 8, 7) simplices vel divisae, tetrachocarpiis valde siaiiles. 



GYMIVOGONGRUS MiRT. 



I. O.NCOTYLUS Kg. 



GY.MNOGONGRUS (ONCOTYLUS) FLABELUFORMIS Harvey. 



H.\RVEY, Algae in : List of dried p'ants collected in Japan by S. Wells Wxl- 

 IJAMS Esq. and Dr. James Marrow. {Account of the botanical specimens prepared 

 by Prof. A. Gray assited by Mr. Sullivant , Dr. Harvey , cet. 1. 1. pag. 381) , N°. 17. 



„Fronde pumita compresso-plana angusta lineari pluries dichotoma amtritu flaJ)elli- 

 formi segmentis apice vix dilatatis fastigiatis obtusis vel emarginatis. 



Not two inches high, resembles a small specimen of the narrovv varieties of 

 Chondrus crispus." Harvey 1. c. 



In mari Japonico , Textor. — Tab. XXIV, B. 



Obs. Specimina Harveyana noii vidi, liinc determinatio dubia. Nostra madefacta 

 carnosa usqiie ad 7 cm. aUa , hiciniis ad 3 mui. hitis. Color viohiceo-purpureus^ 

 Fructus aherant. 



GYMNOGONGRUS (ONCOTYLUS)F JAPONICUS SuRi.xr.AR 1. c. 



Fronde gracili membranacea iterato dichotoma flabellatu prolifera , laciniis angustis- 

 sime linearibus compressis superne paullum dilatatis complanatis , apicibus obtusis aut 

 furcatis. 



