CHORDA. SPERMATOCHNUS. 549 



litore ins. Auckland, legit D'Urville. (v. s.) — Specim. dedit cl. 

 Montagne. 



4) Ch. Lessonii. Kg. — Ch. phycomate membranaceo saccato, 

 inflato, elliptico vel obovato, obtusissimo, stipite setaceo brevi. 

 Long. 1 — 3"; lat. l /i — \". Color fusco-olivaceus. — Asperococcus 

 Lessoni Bory, in Dup. Voy. Tab. 11. Fig. 2. — Adenocystis Les- 

 soni Hook. fil. et Harv. Crypt, antarct. p. 67. Tab. LXIX. Fig. II. 



— Ad insulas antarcticas Auckland , Falkland , Kerguelensland. 

 (v. s.) — Specimina dederunt cll. Harvey el /. D. Hooker. 



5) Ch. Durvillaei. Kg. — Ch. phycomate clavato simplici vel 

 subdiviso, apice inflato, deorsum in stipitem longissimum gracil- 

 limum setaceum attenuato. Long. 1 — 3". — Asperococcus Dur- 

 villaei Bory 1. c. Tab. 11. Fig. 3. — Ad oras Chilenses. (n. v.) 



359. SPERMATOCHNUS. Kg. Phyc. gener. p. 334. 



Phycoma elongatum fistulosurn, ramosum, filiforme, cartilagi- 

 neum, molle, laxe parenchymaticum , apice fibris articulatis, ver- 

 ticillatis ornatum. Cellulae corticales elliptico-globosae, polygoni- 

 micae , intermediae oblongae , hyalinae , utriculiformes , intimae 

 maxime elongatae, filiformes, omnes laxe conjunctae. Sori fructi- 

 feri sparsi, e paranematibus numerosissimis moniliformibus cla- 

 valis et spermatiis dense aggregatis compositi. 

 Cf. Kg. 1. c. Tab. 26. II. (Analysis.) 



1) Sp. rhizodes. Kg. I. c. p. 335. — Sp. phycomate lereti, 

 usque pedali et ultra , crassitie pennae passerinae — corvinae, 

 flavescente (siccitate fusco) ramosissimo; ramis vagis, absque or- 

 dine dispositis, elongatis, in apicem sensim attenuatis, superne 

 ob soros fructiferos approxiinatos verrucoso-torulosis. — Sporochnus 

 rhizodes Ag. Spec. I. p. 157. — Chordaria rhizodes Lyngb. Hydr. 

 Tab. 13. — Stilophora rhizodes /. Ag. — Harv. Phyc. brit. Pl. 

 LXX. — Ceramium tuberculosum Roth Cat, III. p. 112. 



j3. crassior. — Conferva verrucosa Engl. Bot. Tab. 1 688 

 Fucus rhizodes Turti. I. c. Tab. 235. 



— In mari atlantico et ejus sinubus Europae borealis et occiden- 

 talis. (v. s.) 



2) Sp. mediterraneus. Kg. Phyc. gener. p. 335. — Sp. fili- 

 formis, teres, ramosissimus, olivaceo-fuscus; ramis approximalis, 

 alternis, flagelliformibus. Long. 4 — 6". Crassities pennae colum- 

 binae minoris. — In sinu Neapolitano. (v. v.) 



3) Sp. claviceps. Kg. Bot. Zeitg. 1847. — Sp. ultra selaceus, 

 ramosissimus , vage dicholomus, ramis ramulisque palentissimis, 

 saepe curvatis, omnibus apice dilatatis, subclavatis; soris verru- 

 caeformibus numerosis. Color flavescens pallidus. — In mari 

 adriatico. (v. s.) 



4) Sp. paradoxus. Kg, Phyc. germ. p. 268. — Sp. phycomatc 

 crassiori , crebre ramoso , ramis in apicem distincte altenuatis, 

 elongatis , saepe dichotomis , soris punctiformibus minulis sub- 



