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Sylloge algarum omnium hucusque cognitarum

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Confervoideae, CEdogoniacese, CEdogonium.- 85<br />

4-6-8-plo longioribus; oosporis late ellipticis aureo-fuscis, 24 /j..<br />

diam., oogonio arcte inclusis.<br />

Hab. m stagnis, paludibus Germaniae, Helvetise, Galliae, passim ;<br />

ad (( Rio Trorabetas » (Dickie).<br />

175. Cdogonium minutissimum Grun. in Rabeuh. Fl. Eur. Algar. III, 2.?3<br />

p. 352. — Teuuissiraum; fllis brevioribus, cellulis vegetativis circ.<br />

3 a. crassis, 7-10-pIo longioribus; oogoniis ovalibus, utroque fine<br />

lineari-productis, ad 18 i. crassis, subduplo longioribus; antheridiis<br />

ignotis.<br />

Hab. ad Gladophoram fractain pr. Vindobonam Austriae<br />

(A. Grunow).<br />

17C. OEdogonium subsetaceum Kuetz. Spec. p. 368, n. 38, Tab. Phyc. 234<br />

III, t. 41, Rabenh. Alg. n. 517!, Fl. Eur. Algar. III, p. 352, Cooke<br />

Brit. Freshw. Alg. p, 173, t. 66, f. 5. — Cellula basali basi discifor-<br />

mi-dilatata, sublobata, terminali obtusa; cellulis veget. 40-55 a. cras-<br />

sis diametro sequalibus vel subduplo longioribus ; oosporis late ova-<br />

libus rubro-aureis, lucidis, ad 100 a. diara. oogonio arcte invo-<br />

lutis.<br />

Hab. in stagnis et fossis Germaniaj, Austriae, Scotine (Cooke).<br />

177. Cdogonium Meneghinianum Kuetz. Sp. p. 367, n. 31, Hilse in Ra- 235<br />

beuh. Alg. n. 1179?, Fl. Eur. Algar. IH, p. 356, De-Toni e Levi<br />

FI. Alg. Ven. III, p. 196. — L^ste viride, rigidulum; cellulis ve-<br />

getativis 15-20 a. crassis, 2-3-plo longioribus, ultima oblique rau-<br />

cronata.<br />

Hab. in aqua therraali prope « Abano» Italise (Meneghini), in la-<br />

cubus prope «Artern)) Thurinnriae (Kuetzing), pr. aStrehlenn Silesiae<br />

(Hilse). — «An potius, ut .^pecimina anthentica in herbario horti<br />

Botanici Patavini demonstrant, ConfervcB bombycincG forraa'?»<br />

178. (Edogonium affine (Hass.) Kuetz. Species p. 369, n. 44, Rabenh. 23 6<br />

Krypt. Flor. v. Sachs. I. pag. 20 1, Fl. Eur. Algar. III, p. 352.<br />

Vesiculifera affinis Hassall Freshw. Alg. p. 206, n. 26, t. LIII.<br />

— Cellula basali palraatiloba, cellula terminali elongata, plerum-<br />

que inani non setigera; cellulis vegetativis 15-20 a. latis, diametro<br />

3-6 rarius 8-pIo longioribus, subcylindricis; oogoniis singulis, sgepe<br />

3-4 approximatis, ovalibus, poro laterali supra raediura posito in-<br />

structis; oosporis forraa oogonii et ab eo laxe cinctis.<br />

Hab. in stagnis Saxonite, ad « Konigsbriick» (Auerswald) in<br />

Anglia prope «Cheshunt)) (H. Hassall).<br />

179. (Edogonium aiatum (Hass.) Kuetz, Species p, 368, n. 41, Vesi- 237<br />

cuHfera nlafa Hassall Brit. Freshw, Alg. tab. 53, f, 8, — Cellu-

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