Eu-Florideee, Schi/ymenlese, Schizymenia. 1647 



P'ronde ^clatiiioso-carnosa, a stipitc in lainiiiam i^laiiaiii lanrcola- 

 tain Integrain aut parcissiine divisain ciincatiiii cxpansa, lainina a 

 margine phyllis consimilibus prolifcra. 



Hab. in oceano Atlantico ad littus (iallia! (CiiouAN, Bohnet); 

 ad Tingin AlVicMe (Schousboe); iii inari Mcditcrraneo ad «Messina» 

 Siciliic (D."* ToscANELLT, Ardissoxe). — Frons (^uoad magnitudi- 

 nem summopcre variabilis, nunc nicdiocris, nuiic ad 25 cm. et 

 ultra longa, a disco radicali surgons, stipite perbrevi inox in la- 

 minam cuneatiin cxpanso, ainbitu lanceolata, in medio iibi latissima 

 2-2-24 mm. circiter tequans, versus apicem iteruni attenuata, omnino 

 intcgra aut in seginenta pauca divisa, subdichotoma. A margine 

 foliola nova prolilicant, fronde primaria minora, 3-5 cm. longa et 

 pauca millim. lata, utrin(|uc attenuata. Structura generis. Fila peri- 

 pherica moniliformia muco subnulio cohibentur. Color coccineus. 

 Substantia gelatinoso-carnosa; specimina exsiccatione chart;e arctis- 

 simc adlucrent. 

 4. Platoma? minor (Zanard.), Nemostoma minor Zanard. Icon. Adriat. 2587 

 t. LXXVn, J. Ag. Epicr. p. 129 (non Nemastoma minor J. Ag. 

 alibij, — Fronde parvula, gelatinoso-membranacea, compressa, ra- 

 morumambitu flabelliformi, inferne multifida, segmentis dichotomis 

 patentibus anguste linearibus margine integerrimis, terminalibus 

 attenuatis acutiusculis s;epe bifidis. 



Hab. in mari Adriatico ad littora DalmatiEe pr. «Lesina» (Bot- 

 TERi). — Frons e callo radicali minutissimo exsurgens 2-3 cm. 

 longa, compressa, 0,5 mm. lata, inferne quasi palmatim subdivisa 

 ita ut ramorum ambitus flabelliformis evadat; segmenta plana, 

 subdivaricata, vix 2 mm. iata, dichotoma, apice attenuata acutiu- 

 scula, nunc indivisa nunc bifida aut rarius trifida margine integra. 

 Color saturate ruber. Substantia gelatinoso-membranacea potius 

 qiiam carnosa, in sicco quasi cartilaginea. Haiic dubie ad Nemast. 

 dichotomam duxit clarus Hauclv; Zanardini suain speciem P/atomcy 

 cyclocolp(B affiniorem esse suspicatus est. 



SCHIZYMENIA J. Ag. [1852 Sp. H, p. 169, Epicr. p. 119 (Etym. 

 schizo findo et hymen membrana), Ardiss. Phyc. Medit. I, p. 140 

 excl. sp., Schmitz Klein. Beitr. Florid. IV (1891) Engl. & Prantl 

 Natiirl. Pflan/.enfam. (1897) p. 524, Halymenio', Iridoiw, Nemasto- 

 mo3, Euhymenio', Kallymenice sp. auct., Platymenia J. Ag. [1847] 

 Act. Holm. 1847, p. 87 (non Benth.). — Frons foliaceo-plana, ses 

 silis breviterve stipitata, integra aut irregulariter fissa vel lacerata, 



