Ii]u-FIoi'ide8e, Binderellejo, Clioreocolax. 12!3 



mincntia, pericarpio e cortice cximie evoliito effonnato ot poro ter- 

 minali proedito instrncta. Carpos])ora3 acrogenfe. 



1. Binderella neglecta Srhmitz Syst. Uebers. Florid. p. 5 (nomen), 22H 

 Engl. ot Pranti Natnrl. Pllanzenfam. 143 (189G), p. 312, fig. 208 G-II, 

 Bindera splaclinoides Harv. ex parte. — Characteres generis. 

 Ilah. ad littus Nova3 Hollandia3 (Harvey). 



CHOREOCOLAX Reinsch [1875] Contrib. Alg. Fung. pag. 61 (p]tym. 

 chorcin penetrare et colax parasitans), Richards On struct. and de- 

 velop. of Choreoc. Polysiphonia3 in Proceed. Amer. Acad. of Arts and 

 Sc. XXVI, 1891, Schmitz et Hanpttl. in Engl. & Prantl Natiirl. 

 Pflanzenfam. 142 ^1896), p. 343, fig. 208 A-F. — Thallus parasi- 

 ticus, minutulus, pulvinatus, subhemisphsericus, fere tota basi ma- 

 trici adfixus et in contextum plantie hospitae fasciculi rhizinarum 

 copiosarum ramosarum ope penetrans ; structiira cellularis, cellulis 

 radiatim-flabellatis, exterioribns majoribus. Tetrasporangia crucia- 

 tim divisa, strato exteriori seu corticali immersa, sparsa, diu 

 inclusa. Fructificatio dioica. Antheridia in stratum totam pulvinuli 

 superficiem occupantem dense congesta. Cystocarpia ad thalli su- 

 perficiem sparsa, valde prominentia et tunc subconvexa, pericarpio 

 poro terminali aperto instructa. 



1. Choreocolax PolysiphonisB Reinsch Contrib. Alg. Fung. p. 61, t. 49, 22U 

 f. a~c, Farl. On some new or imperf known Algas I, p. 6, t. 88, 



f. 3 (tetrasporangia), Richards Choreoc. Polys. (1891), p. 46 cum 

 tabula, Buffham On Antheridia (1893), p. 1 (291), t. 13, f. 1-2 

 (antheridia), Engl. et Prantl Naturl. Pflanzenfam. 142 (1896), p. 343, 

 f. 208, A-F. — Pulvinulis albido-brunneis, magnitudine snmmo- 

 pere variabili, ex hemisphterico globosis, nunc regularibus nunc 

 lobatis; cellulis interioribus (endophyticis) 3,5-11 a. latis, exterio- 

 ribus 28-34^2,5-4,5, tetrasporangiis 45*28 (rarius 80 « 15-20). 

 Ilab. in frondibus Polysiphonice fastigiatce ad oras Americae 

 borealis (Reinsch, Richards, Eigenmann, Farlow); ad littus Anglia3 

 pr. «Folkestone» (Neeve, Buffham). — Tetrasporangia saspius 

 cruciatim, rarius triangule divisa. Antheridia solitaria aut aggregata, 

 singnla vero glol)osa aut subrenifonnia, circ. 0,5 millim. diam. 



2. Choreocolax Rabenhorstii Reinsch Contrib. Alg. Fung. p. 61, t. 48, 030 

 f. a-d. — Cellulis interioribns (endophyticis) 16-20 o-.. latis, exte- 

 rioribus 16-20 « 6,5. 



