‘ 
en Cn 
late VII. 
Figs. b hy —Trichophilus spec. (2) 2a. two cells with nuclei and chromatophora. 
Figs. 3-6.—Hormospora transversalis, Bréb. var. ? 
Fig. 7. ppm confervicolum, Neg. On the cell of Qidogonium crate. 
Plate VIII. j 
Fig. 1.—Coleochete 3 Edessa Portion of the thallus. 
Fig. 2.—Coleochete divergens. Young oogonium. 
Fig. 3. eochete dives ‘gens. Dorticnted oogonium. 
Fig. 4. —Con onfe rea, § bombyoines, . 
Fig. 5.— hieroglyphicum. 
ae 6. oe pend aoe wim Hubert, n. sp. 
ig. 7.—Chetospheridium Huberi, n. sp. ; ia 
Fig. 8.—Pandorina morum. All cells of the thallus are transformed in partheno- — 
Fig. 9.—Pediast wang duplex, Meyen 
Fig. 11.— smUs gatus (Turp.), Kiitz. 
Fig. 12.—Pha pleuronectes, Nit 
ig. 13.—Reinschiella longispina, n Three different cells. 1. Freshwater Alge 
Fig. 14.—Peridinium tabulatum tooutvalitiip the list of Austra 
from 1892). 
Fig. 15. Viacheria — (Vauch.), DC. Portion of a filament, with antheridium 
~ and oogoni 
Fig. 16.—Vaucheria ienilie: Oogonium, with mature oospore. 
seen IX. 
Fig. 1.—Spirogyra australensis, n 
Fig. 2.—Spirogura maxima rina (Has, 4 Avittr., var. minor, 
ma (Hass. ), figs var. pie Mes Mags ‘var. 
( 
of = Spir rogyra var 
Fig. Speers nitida ida (Dillw. ) Lin 
Fig. 6.—Spi a ere Kiitz sae 
Fig. 7. eae is (Hass.), Pchnes i) Vegetative cell with gelatinous 5! 
Figs, 8, 9.—Spirogyra pach : 
ig. 10.—Spirogyra longata (Vauch.), Ktz. (2). 
Fig. 11.—Zygnema Rhynchonema infer), De Toni. 
helen fice 
Fig. 1.—1 apenas eorontilatum, Grun. Tw 
Fig. 2.—Docid onulatum. ‘The ends of | noe cells, 
Fig. 3,—( te moniliformis, Ehr 
ve. files iw ang ileys ge a De B ms 
ig. OJ ovatum, rdst., ae imermis, N. Var. j 
Fig. 6.— ens piteotorteg Sica var. inermis, n. var. Apex of the a) 
_* ER. enum, Spec. 
Fig. 8.—t Fonatosygon Ralfsii, De B 
. 9.—Pleuroteniopsis cog: (Nord. ), De Toni. : 
Fig. 10.—Staurastrum mut . as 
Fig. 11. —Disphinetium sarunnies eb. ), Reinsch. ati 
ig. 12.—Pleuroteni niu Bhrenbergt (alt), Delp. A half cell. 
Fig 13.—Closterium lineatum, 
~ se Bioko - as Ma, habuleshwoar Tensis, ‘ N rr 
ig. 1o.—Xanthidium Smithii, Arch., var. cnians is, Nords view; 
Bigg cy: verrucosum (Ehrb as ye forma. Half cell; 4 front ae a 
w from ot = (end vie 7 
Fig. 17.— Mibscitersas cuabiden a Nie, Front and end view. 
Fig. 18.—Closterium gracile. 
Fig. 19.—Cosmariwm sexangulare, ss 
Fig. 20.—Cosmarium, spe ec, Half cell. 
i l latat th 
ve 22.~—-Commariuim pots rissa bid He. 
Oe xi. 
Figs. 1, 2.—Stigonema hormoides (Kiitz.), Born. et Fl an Form with dur-cells 
Fig. 3. —Nodularia spumigena, } socom and pode a Born. et Flah. s. 
Fig. 4.—Nodularia spumigena. Vegetable cells and h rosyet: 
Fig. 5.—Nodularia spumigena. Bid som 
Fig. 6.—Microchate tencra, Thur., var. maj ‘ 
g. 6 " f ; jor, n. var. 
Fig. 7.—Microchate tenera. ‘The basal portion of a filament, with two : 
Fig. 8.—Microchete tenera. The upper end of a filament. ae 
