Arthrocardia. CORALLINE.E (AUCTOR. ARESCH.). 553 



Corallina rapensis Leach, ap. Dccaisne I. c. 



. fronde subregulariter pinnata, articulis supcrioribus comprcsso- 

 planis dianielro luaximo usque 2plo I. 3plo longioribus. 



fi. fronde subregulariter dicliotoma, articulis stiperioribus apice com- 

 presso-planis in basin tereti-attenuatis diametro inaximo usque 

 5plo lonnioribus. 

 Ilab. in sinu \alalensi Africa? auslralis frequenter (Herb, propr.) 



E callo radical! multiceps. Frons 1 2-pollicaris, colons viridis 1. 

 luteo-alboscentis, mine fere regulariter pinnata, nunc fere regulariter di- 

 chotoma, et, has quoad notas, innumeras offerens formas intermedias. In 

 forma . articuli infimi omnino cylindracei, diametro "2plo 1. 3plo longiores, 

 mox vero per totam superiorem frondis partem plus minus compressi, sub- 

 complanati 1. plani, medio tanlum intordum longitndinaliter elevato-incras- 

 sati, margine utrinqne lenuiorcs, indeque ancipites non male nominandi, 

 apice utrinijue sa?pissime breviter lobati, lobis subpatenti-divaricatis, late 

 cuueati, dianielro maximo 2plo plerumque longioros- in forma ft. articuli 

 inferiores mediique fere ut in , sed superiores articuli ex apice plus 

 minus compresso latoque mox in formam teretem versus basin attenuantur, 

 et Hunt soppissime diametro maximo usque 5plo, immo forsan Gplo lon- 

 giores; arliculi apicales multo etiam magis quam in elongati, lineares, 

 1. in basin plus minus altenuati, spalhulali. 



Planta innumeris visis speciminibus nobis adhuc quoad genus atque 

 aftinitatem dubia, quo loco melius inserenda sit, DOS omnino fugit. Null am 

 plane iuvenimus fructificalionem. Sub nomine Corallina: 5 capensis Dccaisn. 

 misit Martens. An vero sit vera Cor. capensis Lenc/i. et Decaisnci, dicere 

 pro certo non audemus. 



XCIII. JAMA Lamour. Bull. phil. 1812. Hist, des Pol. flex, 

 p. 266. Johnston British Sponges und Lilhophytes p. 224. 

 Kiitz. Phyc. gen. p. 388. Spec. p. 709. Jamie Spec. Decaisnc 

 in Annal. des Scienc. not. 18i2. Hot. v. 2 p. 123. End!. 

 Suppl. III. p. 49. Harv. Ner. austr. p. 104. Corallina 1 Spec. 

 Linn., Pall, Ell. et Sol. et Lamarck. 



Frons calcarea fra^ilis sublcrcs setaceo-liliformis diclioloma, e duo- 

 bus cellularum stratis, corticali cellulis oblongis et interior! 

 cellulis lilifonnibus siibcontinuis laxis foruiato, construcla, arti- 

 culata; articuli cylindracei^ subcla\ati I. stibobbastali compressi, 

 geniculis ccorticalis brevissimis subadpressi. Keramidia trans- 

 fonuationc arliculi dicliotoiniarum supcrioruin inliuii exorta, 



