1166 Eu-Florideae, Bostrychiete, Bostrychia. 



stratum corticale nidulantia foventia. Organa, quae capsularum 

 nomine descripsit olim clarus Roth, ramulos aut tumores, observante 

 J. Agardh, forsan sistunt. Cystocarpia genuina (sec. Falkenberg) 

 in ramulis ultimi et psenultimi ordinis sita, sunt adparenter ter- 

 minalia. Cfr. ceteruni Bornet op. cit. 



24. Bostrychia pilulifera Mont. Cent. III, n. 69, Syll. p. 419, Kuetz. iBBi 

 Sp. p. 889, Tab. Phyc. XV, t, 18 f. e-h, J. Ag. Sp. II, 3, p. 867, 

 Rhodomela ftoccosa Mont, II. Cent. in Ann. Sc. Nat., Bot., XIII. 



p. 198. — Fronde continua, repente, filiformi, tereti, distiche tripin- 

 nata, pinnis, pinnulis ramentisque setaceis, subulato-decurvis, in- 

 articulatis, alternis: cystocarpiis globoso-subovoideis, ramenta ter- 

 minantibus. 



Hab. ad oras Gujame (Leprieur) ; ad «Surinam» (Splitberger). 

 — ■ Radix disciformi-explanata. Caulis prostratus, repens, filiformis, 

 teres, seta porcina vix crassior, 4-7 cm. longus, statim a basi in 

 ramos distichos pluries pinnatos divisus. Pinnse pinnulseque infie- 

 xione ramentorum lateralium subtus concavai, intervallo 2 mm. 

 sejuncta 1 , circumscriptione oblonga 1 et ob ramenta fastigiata obtusse. 

 Ramenta subulata, alterne disticha. pennam referentia, raro 2 mm. 

 superantia, subtus decurva, ramento inferiore cujusque pinnuhe in 

 radicem l)revem apice scutatam mutato. Structura frondis prorsus 

 eadem ac Bostrychia3 tenellw. Cystocarpia in ramentis terminalia, 

 hinc longe pedicellata, subovata, 700-750 u. crassa, apice tandern 

 poro pertusa. Carpospora 1 erectae, a centro cystocarpii radiantes, 

 clavata 1 , tertiam partem longitudinis cystocarpii metientes, peri- 

 sporio amplo hyalino inclusa 1 . 



25. Bostrychia intricata (Durv.) Mont. Diagn. Phyc. Gay. sub n. 27, ] 852 

 in Ann. Sc. Nat. XVIII, Fl Chil. VIII, p. 309, Syll. p. 420, J. Ag. 



Sp. II, 3, p. 867, Scytosiphon intricatum Durv. Fl. Mal. n. 8 bis, 

 Scytonema intricatum Bory Coquille p. 225. — Fronde primaria 

 repente, filaplura uncialia, teretia, crinalia, spinescentia, vage dicho- 

 toina. emittente, ramis circumscriptione corymbosa patenti-erectis 

 (quandoque simul concretis) iterum ramellosis, ramellis rigidis, pro 

 ratione crassiusculis, alternis, obtusr subulatis, rectis, appressis; 

 stictis subquaternis. 



Hab. ad rupes insularum «Falkland» (1)' Urville) et ad Con- 

 ceptionem Chilensium (Gay). — Specics, sec. J. Agardh, sec. de- 

 scriptionem cum Bost?*ychia raga forsan comparanda. 



26. Bostrychia Binderi Harv. Ner. Austr. p. 68, tab. XXVIII, J. Ag. is:>3 

 Sp. II, 3, p. 873, Falkenb. Rhodomelacecn (1901) p. 521, Dasya 



