169G Eu-Floridepe, Grateloupiacege, Polyopeg. 



2. Polyopes polyideoides Okam. New or little Know Algie from Japan 2514 

 p. 3, t. IX, f. 3-7. — Fronde inferne subtereti, superne subcom- 

 pressa et incrassata, in apicem obtusum desinente, subfastigiato- 

 dichotoma, axillis rotundatis, ramulis margine hinc iude exeuntibus 

 simplicibus furcatisve; fructibus utriusque generis plagulas oblon- 

 gas in utraque pagina segmentorum terminalium occupantibus. 



Hab. ad rupes inter limites maris ad « Sagami, Suruga, To- 

 tomi, Shima, Toza» in mari Japonico (Okamura.}. — Frondes e callo 

 disciformi expanso plures, 5-15 cm. longse, basi cylindraccie, su- 

 perne leniter compressce, 1-2 millim. crassa^, fastigiato-dichotom;e, 

 segmenta lineari-cuneata, subcylindracea, hinc inde lenissime con- 

 stricta, patentia, apice obtusa aut bifida. Prolificationes marginales 

 ex apice et marginibus egredientes, simplices, subhorizontales, pri- 

 mum minuta? et glandulosge, dein elongatie et segmentis subcon- 

 formes. Cystocarpia in segmentis terminalibus sa^pe levi strictura 

 a cetera fronde sejunctis sita. Tetrasporangia soros oblongos in 

 utraque pagina segmentorum marginalium sitos et lineam margi- 

 naleni sterilem linquentes efformantia, oblonga, inter filamenta cor- 

 ticalia immersa. Color saturate purpureus, nunc in flavum vergens. 

 Substantia carnoso-cartilaginea, in sicco cornea. 



3. Polyopes intricatus Schmitz Mar. Florid. v. Deutsch-Ostafrika 2515 

 p. 166, Prionitis obtusa Hauck in Hedwigia 1888, pag. 87 non 

 Sonder. — Fronde compressa, lineari, repetite dichotoma flabellato- 

 fastigiata aut irregularius dichotomo-pinnata, interdum stricturis 



vix conspicuis articulata, prolificationibus plurimis parvis rotun- 

 datis vel liguliformibus e margine frondis seriatim egredientibus. 

 Hab. ad « Monibassa » Sansibarise (Hildebrandt). — Frondes 

 minores plurimte congest;e, intricatge, hic illic concrescentes. Stru- 

 ctura cum ea Polyop. constHcti (Turn.) J. Ag. congruens. Fru- 

 ctus adhuc ignoti. 



4. Polyopes? ligulatus (Harv.) J. Ag. Epicr. pag. 162, Gymnogon- 2516 

 grus ligulatus Harv. Alg. Ceyl. exsicc. n. 50, Kuetz. Tab. Phyc. 

 Vol. XIX, tab. 63, f. a-b, Grateloupia emarginata Kuetz. Tab. 

 Phyc. Vol. XVII, tab. 2U, f. I ?(e Nova Caledonia). — Subacaulis, 

 ecostata, fronde lineari, dichotoma papillisque marginalibus sensim 



in phylla segmentis subconformia excrescentibus, pinnatim seria- 

 tis obsita; soris tetrasporangiorum in segmentis terminalibus phyl- 

 lisque evolutis elongatis intramarginalibus. 



Hab. ad oras insulae CeyIon;e (Haryey). — An revera Polyopes? 



5. Polyopes angustus (Harv.), Prionitis angusta Okam. Cont. Knowl. 2517 



I 



