132 
Aufzählung der Algen des Balatonsees. 
94. Spirogyra belli* (Hassall) Crouan, Fl. d. Finist., 1867, p. 121. Cleve, 
Monogr. Zygnemacear., 1868, p. 18, t. III, f. 2—5. — Spirogyra subaequa Kützing, 
Phyc. Germ., 1845, p. 223. Tab. Phyc., V, 1855, t. 26, f. II. 
Zellen 120 // lang, 50 //. dick. Zygosporen 62 p lang, 52 p dick. 
Im Kis-Balaton, Kanal O-folyäs. 
95. Spirogyra tenuissima (Hassall) Kützing, Spec., 1849, p. 437. Tab. Phyc., 
V, 1855, p. 9, t. 29, f. II. 
var. Nägelii (Kützing) Petit, Spirogyra, p. 6 — Spirogyra Nägelii Kützing, 
Spec., 1849, p. 437. — Spirogyra elongata Wood, Freshwat. Algae of the U. S., 
p. 164, t. 14, f. 1, non Kützing. 
Zellen 135 p lang, 30 //. dick. Zygosporen 63 p lang, 35 p. dick. 
Neben Keszthely, 28. März. 
96. Spirogyra Weberi Kützing, Phyc. Gener., 1843, p. 279, t. 14, f. 3. Tab. 
Phyc., V, 1855, p. 9, t. 30, f. I. 
Zellen 80 p lang, 20 p dick. 
Tihany, Plankton, 1. Nov. 1895, bei sonnigem Wetter. 
97. Spirogra Hassallii (Jenner) Petit, Spirogyra, pag. 12, t. II, f. 6—8. — 
Zygnema Hassallii Jenner, in Flora of Tunbridge Wells, p. 182. — Rhynchonema 
Hassallii (Jenner) Kützing, Tab. Phyc., V, 1855, p. 10, t. 32, f. VII. 
Zellen 162 p lang, 20 p. dick. Zygosporen 80 p lang, 33 p. dick. 
Im Kis-Balaton, August. 
98. Spirogyra insignis (Hassall) Kützing, Species, 1849, p. 438, Zygnema 
insigne Hassall, Brit. Freshw. Algae, p. 440, t. 103, f. 1 — 2. 
var. elongata Wolle, Freshwat. Algae of the U. S., t. CXXXV, f. 1—2. 
Zygosporen 112 p lang, 50 p dick. Fäden 150 p lang, 45 p dick. 
Am Ufer zwischen Lelle und Szäntöd, Juni. 
X. Fam. DESMIDIACEAE Kützing, em. De Bary. 
XIII. Subfam Eudesmidieae PIansgirg, Prodromus, 1888, p. 167. 
L. genus. Hyalotheca E., 
Monatsber. d. kg. Akad. Berlin, 1840, p. 212 et 217. 
99. Hyalotheca dissiliens (Smith) Brebisson, in Ralfs, Brit. Desm., t. I, f. 1, 
pag. 51. Istvanffi, Jelentes, 1888, pag. 244. — Conferva dissiliens Smith, English 
Botany, t. 2464. 
Fäden 30 p dick. Zellen 10 p. lang. 
Im Graben neben der Schiffstation von Siöfok, Mai. — Hottergraben gegen 
Fonyöd, Juni. 
