Phaeozoosporinao, Sphacclariaceie, Phloiocaulon, 519 



ridionalis. — Frondcs ex eadeni ])asi plurimcTe, ca^spitosse, ad 10 cui. 

 alt;p, basi touiento densissimo instructse, aliquando digitum crasstc, 

 snperno ramosissima3; rami fasciculatim evoluti ssepe obconico-con- 

 globati, in forma cestivali eximie fastigiati quasi forfice omnes 

 amputati essent, pinnulis adpressis brevioribus per totam longitu- 

 dincm distiche obsessi ; in forma hiemali est tota frons evidentius 

 distiche decomposito-pinnata, pinnulis patentioribus. Pinnula) spi- 

 luila^formes, semper regulariter alternae. J. Ag. 1. c. — f. compactum 

 Heydr. Beitr. Algenfl. v. Kaiser-Wilhehiis-Land 1892, p. 473: forma 

 contracta, usque ad 5 cm. alta, dense pinnata. Ad oras ditionis 

 gcrmanicse NovaD Guinea3 pr. « Hatzfeldhafen » (Schneider). 



PHLOIOCAULON Geyl. [1866] in Pringsh. Jahrb. f. wiss. Botanik IV, 

 (Etym. pliloios cortex et caulon cauUs), Reinke in Ber. deutsch. 

 bot. Gcs. VIII (1890), De Toni Syst. Uebers. Fucoid. 1891, p. 181, 

 Kjellm. in Engl. & Prantl Natiirl. Pflanzenfam. 86. Lief. p. 197. 

 — Frons parcnchymaticc constructa, corticc parenchymatico aut 

 pseudoparenchymatico, ramis a cellula apicali provenientibus inter 

 so eximie acuteque diffcrentibus; serics transversa cellularum e 

 cellula (axillari '?) a ramorum fertilium evoluta ; cellula! 2-3 media? 

 hujus scrici in sporangia unilocularia aut plurilocularia transfor- 

 matae, cellula) extremae steriles. Fructus dioici. 



1. Phloiocaulon squamulosum (Suhr) Gcyl. Sphacelar. p. 509, t. 35, S63 

 f. 9-13, Reinke Vergl. Anat. Morph. Sphacclar. 1891, p. 28, t. 9-10, 

 Spliacelaria squamulosa Suhr in Flora 1834, p. 738, Fucus squa- 

 mulosus Turn. Fuc. t. 128? (ex Kuetzing), C/mtopteris squamu- 

 losa Kuetz. Sp. p. 468, Cluetopteris Suhrii J. Ag. Sp. I, p. 40. — 

 Frondibus mediocribus, cortice ubique genuine parenchymatico do- 

 natis, estuposis, decomposito-dichotomis, rachide inarticulata anci- 

 pite apice plumosa, pinnis seu ramulis plumam efficientibus al- 

 ternis articulatis flexuoso-pinnulatis faciem planam rachidi adver- 

 tentibus. 



Hab. in oceano Atlantico ad Caput Bona3 Spei AfricaB circa 

 «Port Natal» (Ecklon, Suhr). — Frondes 10-15 cm. altfc, firma3, 

 fusccscentes. Rachis subregulariter dichotoma, penn?e passerincB 

 crassiticm haud excedens, usque ad apiccm nuda; apiccs pinnis 

 distichis c marginibus alterne exeuntibus plumosi. Pinmie vix 4,5 

 millim. Ionga3, tenue pinnulata^. Huc haud pertinet Fucus squa- 

 mulosus Turn. Cfr. supra. 



