Confervoideae, Cladophoracese, Cha3tcmorplia. 265 



Anadijomeneo:. Thallus foliaceus, llabelliformis, vcnis polycliotomo-raraosis, 



articulatis percursus. 

 Va/oniecc. Tliallus ssepe tubulosus vel vesiculosus, rarius filirormi-subramosus, 



proliferationibus stepe conformibus instructus. 



Subfamilia prima Cladophoreae (Bass.) Wittr. s. strict. 



Cladophorecs Wittr. [1877] On the Developement of Fitlioph. p. 42 (sub no- 

 mine Confervacearum) s. strict. 



Thallus aquaticus, rarissime ad terram udam vigens, filamento- 

 sus, articulatus, tum simplex vel subsimplex, saepe ramulis brevibus, 

 rhizomorphis, lateralibus instructus, tum plus niinus, pro more repe- 

 tite ramosus, libere (aetate provecta) natans vel rhizoide hyalino per 

 totam vitam affixus; cellulae vegetativee (articuii s. stricto) pluri- 

 nucleata); chlorophora parietalia aut singula taeniseformia, haud raro 

 in fragmenta rupta, aut disciformia, rotundato-angulata, miuuta, 

 magnitudine varia subseriatim disposita. 



Propagatio zoogonidiis, aplanosporis et acinetis. 



Conspectus generum 



I. Thallus simplex vel subsimplex, e cellularum (articulorum) unica 

 serie constitutus. 



Chmlomorpha. Tliallus simplex ^), lialopliilus, rarissime hydrophilus; mem- 



brana cellularum crassa, saepissirae lamellosa. 

 lihizoclonium. Tliallus simplex, passim ramulis radiciformibus uni-pluri-ar- 



ticulatis instructus, halopliilus vel hydrophilus. 



II. Thallus fllamentosus, ramosus, ramis tum liberis, tum in pulvinulum 

 vel corpus spongiforme dense aggregatis. 



Cladophora. Thallus hydrophilus vel halophilus. 



Genera inquirenda vel delenda. 



Neoadelia Bomp. -^ Chlorolepus Bomp. — Kurzea Martens. — Chiomjphe 

 Thien. — Blodgetlia Harv. 



CH/ETOMORPHA Kuetz. [1815] Phyc. germanica p. 203, Sp. p. 375, 

 (Etym. a chcmte seta et morphe forma), Thuret Recherch. sur les 

 zoosp. des Algues p. 11, t. XVII, f, 1-3, Rabenh. Fl. Eur. Algar. 

 III, p. 327, Hauck Meeresalgen. p. 437, Ardiss. Pliyc. Medit. II, 

 p. 208, De-Toni e Levi Fl. Alg. Ven III, p. 140, Lagerheim Ueber 

 die Siissw. Chostom. in Ber. der Deutsch, Bot. Ges. 1887, p. 195 Aplo- 

 nema Hassall Freshw. Alg. p. 213 [1845 at poster,], Confervcc 



1) Gfr, Chcefomorpham WormsJijoldii. 



