Eu-FloridefB, Chondriese, Cladhymenia. 849 



pallide brunneo-ruber, sicc.T saturate brunneus et chartam eodem 

 colore tingens. 



28. Chondria cnicophylla Melv. in Journ. of Botany 1888, pag. 333, 1444 

 i. 284, f. 1 a-b (Chondriopsis). — Fronde robusta, divaricato-ramosa, 

 ramis decompositis, alternatis, ranmlis squarroso-patentibus, apici- 

 bus plus minus clavatis, interdum attenuatis, basi constricta; te- 

 trasporangiis in ramulis immersis; cystocarpiis non visis. 



Hab. in sinu mexicano ad oras Floridse occidentalis pr. « Ce- 

 dar Keys ». — Callus radicalis disciformis, minutus. Color algae 

 recentis obscure purpureus. A varietatibus omnibus Chondrice da- 

 syphyllce et Chondria? Baileyancu bene distincta. 



Species a genere verisiinillime removenda '). 



29. Chondria crassicaulis Harv. Alg. Wright. in Proceed. Amer. Acad. H45 

 vol. IV (1859) p. 329, J. Ag. Anal. algol. (1890) p. 161, cfr. Hol- 

 mes On new mar. Alga? from Japan 1895, p. 256, t. 8, f. 4 a-c. — 

 Fronde crassissima, succulenta, vage ramosa, ramis sparsis vel sub- 

 verticillatis, incrassatis, flexuosis, basi constrictis, ramulis sparsis 

 fasciculatisve, claviformibus, obtusissimis, basi valde constrictis 



Hab. in mari Japoniam alluente ad « Simoda » (Morrow, Har- 

 vey), « Hakodade » (C. Wright, Harvey), « Enoshima » (Saida, 

 Ohkubo, Holmes). — Est forsan species ChrysymenicB, ut suspi- 

 catus est illustris J. Agardh. Specimina authentica vidisse mihi 

 haud contigit. Antheridia (sec. Holmes) basi tantum immersa, ad 

 apices frondis disposita. 



CLADHYMENIA Hook. et Harv. [1845] Alg Nov. Zel. in Lond. Journ. 

 l>ot. IV, p. 539 ( Ety m. clados ramus et hymen membrana), Harv. 

 Nereis Australis p. 87, Kuetz. Sp. p. 879, J. Ag. Sp. II, p. 771, 

 Epicr. p. 662, Schm. et Falkenb. in Engl. & Prantl Natiirl. Pflan- 

 zenfam. 1897, p. 433, Falkenb. Rhodomelaceen (1901) pag. 218, 

 Dactylotns J. Ag. [1876] Epicrisis pag. 663 (genus ineditum). — 

 Frons planata, nunc ecostata, segmenta subcylindracea prsebens, pin- 

 natim decomposita, demum processultus fructiferis fimbriata, axi 

 centrali (distincto), cellulis pericentralibus 5, stratu corticali cel- 

 lulis brevioribus, rotundato-angulatis superficiem areolatam for- 



') Cfr. in Sylloges mese vol. IV, p. 548 et observationes, qnas retuli in mea 

 opella: Pliycew japonic;x! novsa ( Ven. 1895) pag. 82, n. 84. 



