568 Eu-Floridez», Rhodymenies, Gastroclonium. 
pag. 25, Phyc. Medit. I, pag. 919, Lomentaria patens Kuetz. Sp. 
pag. 863, Tab. Phyc. XV, tab. 89, f. c-d, Lomentaria dasyclada 
Kuetz. Tab. Phyc. XV, t. 99, Chondria polyclados Wuetz. Actien — | 
1835, Chylocladia polyclados Zanard. ms., Gastridiwm constrictun. — — 
Suhr in Flora 1840, p. 275 (ex ins. S. Thomze)??, Fwcus kalifor- 
mis Good. et Woodw. in Linn. Transact. III, p. 206, tab. 18, Sm. 
Engl. Bot. tab. 640, Turn. Hist. tab. 29 (tab. emendata), Lamour., 
Diss. tab. 29, Chondria kaliformis Ag. Sp. Alg. pag. 355, Syst. 
p. 907, Gastridium kaliforme Lyngb. Hydr. Dan. p. 70, Grev. 
Alg. Brit. pag. 117, Chylocladia kaliformis Hook. Br. Fl. II, 
pag. 397, Harv. Phyc. Brit. tab, CXLV et CCCLVIII B, Fucus 
diaphanus Esp. Fuc. tab. 102, fig. 2 (male), Fucws verticillatus 
Lightf. Scot. pag. 962, tab. 91, Conferva tubwulosa Wulf. Crypt. 
aquat. p. 16, Gzgartina kaliformis Lamour. Essai pag. 49, Lo- 
mentaria kaliforgis (Good. et Woodw.) Gaill. Res. Thalass. (1828), 
J. Ag. Sp. II, p. 731, Epicr. p. 6393, Florid. Morphol. t. XXXII, 
f. 10-15, Kuetz. Sp. pag. 862, Tab. Phyc. XV, t. 86, f. a-c, Hauck 
Meeresalgen p. 200, fig. 87. — Fronde paniculatim ramosa, ra- 
mulis in caule primario tubuloso obsolete articulato oppositis ver- 
ticillatis aut alternis articulato-constrictis, articulis utrinque trun- 
catis, inferioribus diametro pluries longioribus, ramulorum sesqui- 
duplo longioribus; tetrasporangiis per ramulos sparsis; cystocar- 
piis sphzricis, ad ramos ssepe aggregatis,limbo pellucido eincetis. 
Hab. in oceano Atlantico a littore Bahusi: (AnEscHOoUG, J. A- 
GARDH) usque ad oras Gallie (LENoRMAND, LAwoUROux) et Anglie 
(Wvarr); ad Tingin Afric: et ad insulas Canarienses ; ad oras Indie 
occidentalis; in mari Mediterraneo ad oras Ligurie (Dk Noranis) 
et Adriatico et ad littus Venetiarum et ad littus Istri?e (ARDISSONE, 
DE TowNr, VENTURI, ZANARDINI, MENEGHINI, Hauck, PALKENBERG, 
PrccoNE); in mari ZEgaeo ad «Smirne» (ANTINORI) — Frondes 3- 
30 cm. longs et ultra, crassitiem penna passerin:z vel usque scri- 
ptori; sequantes, pyramidatim decomposite, ramis patentissimis 
plerumque verticillatis conformibus, sursum sensim attenuat;e et 
distantiis longitudine sursum decrescentibus articulatim constrictze, 
strieturis plus minus obsoletis et in superioribus partibus fere 
tantum conspicuis, nunc evidentioribus. Ramuli conformes at ple- 
rumque evidentius constricti, in inferiore ramorum parte ssepius 
verticillati, superne oppositi aut immo alterni, attenuati obtusi. 
Articuli in inferiore parte sspius externe obsoleti, nune eviden- 
liores, diametro 4-6-plo longiores; sursum sensim evidentiores, 

