516 Eu-Floridez, Rhodymeniecz,, Rhod y menia. 
Adriatico (Havck). — Frondes modo Fawchere repentis crescentes, 
sessiles, imbricatz, irregulariter dichotomo-flabellatze, margine pro- 
liferz. 
10. Rhodymenia javanica Sond. in Zollinger Syst. Verzeichniss I, p. 4 
( Rhodomenia). — Fronde estipitata, e basi cuneata lineari, sur- 
sum dilatata, bifida vel trifida, axillis acutis, laciniis oblongis vel 
sublinearibus, obtusis, integerrimis, rarissime subdentieulatis, in- 
divisis vel in spec. majoribus iterum dichotome divisis, laciniis 
linearibus; cystocarpiis hemisphsricis, carpostomio pertusis, in 
disco frondis sparsis. 
Hab. ad rupes littoris Javce austro-orient. in Prov. « Malang » 
(ZoruiNGER) — Frons e radice scutatà exsurgens, 4-10 em. lonea, 
basi 6-10 millim. lata. Color livide purpureus. Substantia coria- 
ceo-membranacea. Species h:ee, teste Sonder, affinis videtur RAo- 
dymenic Palmettee (Esp.) Grev. 
11. Rhodymenia corallina (Bory) Grev. Alg. Brit. (1830), p. XLVIII, 
Hook. et Harv. Crypt. antarct. pag. 169, Mont. Voy. Pol Sud 
p. 155, Voy. Bonite p. 105, J. Ag. Sp. II, p. 379, Epier. p. 990; 
Piecone Alghe Vett. Pis. p. 69, n. 1493, SpA«rococcus corallinus 
Bory Voy. Coquille n. 66, p. 175, tab. 16, Kuetz. Sp. pag. 780, 
Tab. Phye. XVIII, t. 91, ARhodymenia chilensis Mont. in Ann. 
Sclenc. Nat., Bot, 1852, p. 916, Syll. erypt. pag. 414, n. 1470. — 
Fronde a stipite simpliciusculo flabellatim expansa, elongata, de- 
composito-diehotoma, segmentis linearibus; cystocarpiis hemisph:e- 
ricis, in disco segmentorum psenultimorum congestis, sessilibus ; te- 
trasporangiis segmenta terminalia aut foliola ex apicibus vetustis 
prolifieantia occupantibus, soros marginales, nunc basi conjunctos, 
formantibus. 
Hab. in Oceano Pacifico ad oras Chilenses (D'Umvirng, Hs. 
BiNpER, Gay) et Peruvie (PrccoxE); in freto Magellanico (Prc- 
CONE); an eadem ad oras Nove Zelandise, Tasmanis et ad « Ker- 
guelen Land» ? (sec. Hook. et Hanv.). — Frons altitudine usque 
pedalis, latitudine plerumque amplior, flabellatim late expansa, a 
stipite teretiusculo sensim dilatata basique cuneata, mox dicho- 
toma, diehotomiis 12-14 millim. circiter distantibus, 7-10-es repe- 
titis. Segmenta 7-10 millim. lata, axillis subrotundatis discreta, 
linearia aut subeuneata. Cystocarpia in disco segmentorum pzenul- 
timorum sessilia, plurima congregata, hemisph:erica, magnitudine 
eorum Ahodymeniw Palmetto. Tetrasporangiorum sorus, segmen- 
tis subeonformis, infra sinum segmentorum terminalium descen- 

