1716 Eu-Floridese, Hildenbrandtiese, Hildenbrandtia. 



p. 50 (fide Aresch.), Verrucaria rabra Somraerf. Suppl. fl. Lapp. 

 p. 140 (fide loci natalis)?, Segestria rubra Fr. Lichenogr. p. 430 

 (partim?), Zonaria deusta Lyngb. Hydr. p. 19 (partim), t. 5. — 

 Fronde indeterminata, vage expansa, coccineo-rosea, tenuissima, 

 filis apicem versus parumper attenuatis, articulis diametro vix 

 ffiqiialibus, tetrasporangiis inter paranemata nidulantibus, irregula- 

 riter divisis. 



Hab. ad lapides aqua suff^usos oceani x\tlantici, ex gr. in portu 

 « Cuxhaven » (Kuktzing), ad oras Bahusise (Areschoug) ; eadem ad 

 littora Americ^e borealis (Farlow). — Frons ita arcte adnata 

 tamque tenuis ut raaculam roseara vel rubrara in lapide tantum 

 referat, nunc punctiformis, nunc 2 cm. et ultra diaraetro iequans, 

 nunc indeterminatfe oranino forraa^, per rupes lapidesque, veluti 

 tincti essent, per longa spatia effusa. Cellulfe 2,5-3 [x. lat?e, dia- 

 metro fere sequilongse. Sporangia neque cruciatim neque triangule 

 sed valde irregulariter secedentia. — Var. fuscescens Caspary 

 Seealgen von Neukuhren p. 146: crusta fere maculam sanguinis 

 exsiccatam referente, e stratis cellularura usque 23 constituta, cel- 

 lulis secus lineas rectas dispositis. In lapidibus in sinu «Wange» 

 (Caspary). 



3. Hildenbrandtia expansa Dickie in Trans. N. Zeal. Instit. 1873, 

 p. 208, On alg;e coll. at St. Pauls Rocks (1874) p. 357. - Fronde 

 incrustante, vage expansa, ferrugineo-sanguinea, cellulis superfi- 

 cialibus radiatim dispositis; tetrasporangiis irregulariter divisis. 



Hab. in Lithothamniis ad S. Paulura. — Cellulai (luadran- 

 gulares, 5-10 [x. diam. raetientes. Prope Hildenbrandtiain roseam 

 (qualera a Kuetzing delineatara) disponenda haec species, prseeunte 

 ipso Dickie, videtur. 



4. Hildenbrandtla Le-Cannellierl Hariot in Journ. de Botanique 1887, 

 p. 74, cura icone, Asken. Alg. Exped. Gazelle p. 31, t. II, f. 11-14. 

 — Fronde indefinite expansa, purpureo-fusca, cartilaginea, rugosa, 

 cavernosa, matrici parura adhcerente, 5-8 rara. crassa; cellulis 

 quadraticis, 5-10 [x. diara., confertissimis radiatim dispositis; te- 

 trasporangiis in cryptis superficialibus evolutis, paraphysibus li- 

 nearibus interraixtis, oblongis, zonatim divisis. 



Hab. frequenter ad rupes in fretu Magellanico usque ad « Cap. 

 Horn » America^ australis (Hariot, Askenasy). — Ab Hilden- 

 hrandtia prototypo Nardo fronde valde crassiori, superficie inte- 

 quali donata, dififert. Cura Hildenbrandtia expansa Dickie haud 

 comparanda. 



