1774 Eu-Floridege, CorallinaceEe, Mastopliora. 



Hah. in conchis Pinnas in oceano Atlantico pr. S. Crucein 

 Indiae occidentalis (Boergesen). — Crasta^ fere 300 {x. crasste. Con- 

 ceptacula 450-550 [i. diam. metientia, saspe nonnulla lamellis neo- 

 formatis obtecta. 



MASTOPHORA Decaisne [1842] Classif. des Algues in Annal. d. Scienc. 

 nat. 1812, 2 ser., Tom. XVI, p. 69 et Mem. sur les Corallines 

 p. 114 [Melobesia: sectio III, Mastophora) (Etym. mastos mamilla 

 et phoreo fero), Kuetz. Spec. p. 696 (excl. Meloh. lichenoide affini- 

 busque), Harvey Ner. austr. p, 108, Aresch. in J. Ag. Sp. II, p. 525, 

 Engl. & Prantl Natiirl. Pflanzenfam. (1897) p. 542, Heydr. Corall. 

 insbes. Melob. (1897) p. 45, Melohesim, Dictyotm, Zonuriw et Pa- 

 dinw sp. — Frons tenuiter calcarea tenax, inferne tereti-caulescens 

 et hic adfixa, superne plano-foliacea flabelliformis, dichotoma aut 

 prolifera, cellulis subisomorphis subcubicis rtidiatim dispositis con- 

 structa. Conceptacula per mediam frondem sparsa, hemisph;erico- 

 mamillteformia, poro pertusa. Sporangia e fundo conceptaculi erecta, 

 oblonga, sporas quattuor zonatlm secedentes includentia. 



Ohs. Frons tenuiter calcarea numquam fragilis, sed flexiUs et 

 tenax, inferne normaliter, saltem in speciminibus explicatis, evi- 

 denter caulescens, superne foliacea et nervo, h. e. stipite, percur- 

 rente plus minus evidenti ornata, zonata, nunquam orbicuhita, 

 quamquam interdum prolificans. Celluhe omnes, quibus componitur, 

 ut in Zonariis, subcubicae et radiatim disposihe, superficiales en- 

 dochromate rubro replet;e; plura earum strata in costam plus 

 minus evidentem et duo plerumque in foliaceam partem formandam 

 conjuncta. Conceptacula quam in Melohesia et Amphiroa majora, 

 fere exacte mamillaeforinia, in exsiccata pLanta sa^pissime vaciia. 



1. Mastophora Lamourouxii Decaisne in Ann. scienc. nat., Bot., 1842, 2856 

 ser. 2, T. XVI, p. 114 sub Melohesia, Harv. Nereis Austral. 

 p. 108, t. XLI, Krauss Beitr. p. 207, J. Ag. Sp. II, p. 526, Kuetz. 

 Tab. Phyc. VIII, t. 98, f. h-l Zonaria rosea Ag. It. Freycinet 

 p. 164?, Padina rosea Lamour. herb., Bictyota rosea Lamour., 

 Melohesia (Mastophora) fiahellata Sond. in Bot. Zeitung 1845, 

 p. 55, Phant. Preiss. voh 2, p. 188, Kuetz. Tab. Phyc. VIII, t. 97, 

 fig. a-g, Melohesia (Mastophora) licheniformis Decne loc. cit. 

 p. 114?. — Stipite lineari pluries irregulariter dichotomo, ramis 

 in segmenta basi cuneato-angustata incisa apiceque fl;ibellata mar- 

 gine involuta subtusque pruinosa evanescentibus. 



