Plate II. 
Fig. 1.—CEdogonium undulatum, var. Moebiusii, Schmid. 
Figs. 2a, 2b.—Spirogyra Baileyi, Schmid. 
Fig. 3.—Gleotenium Loitlesbergereanun., Hansg. 
Fig. 4.—Pleurotenium tenue, n. sp., Schmid. 
Fig. 5.—Pleuroteniopsis subturgida, var. minor, Schmid. 
Figs. 6a, 66.—Pleuroteniopsis bigibbum, n. sp., Schmid. 
Fig. 7.—Staurastrum dilatatum, f. australica, n. f., Schmid. 
Figs. 8a, 8>.—Cosmarium granatum, var. gibbosum, 0. vars Schmid. 
Fig. 9.—Cosmarium moniliforme, f. elliptica, Lag. 
Fig. 10.—Cosmarium Neapolitanum, var. australicum, 0. var., 
Schmid. 
Fig. 11.—Cosmarium subtumidun:, Vordst., forma, Schmid. 
Fig. 12.—Cosmarium punctulatum, forma, Schmid. 
Fig. 13. —Cosmarium Blyttii, f. australica, n. f., Schmid. 
Fig. 14.—Cosmarium quadrum, var. minus, Nordst. 
Fig. 15.—Euastrum ansatum, f. biscrobiculata, n. f., Schmid. 
Fig. 16.—Euastrum ansatum, var. attenuatum, n. var., Schmid. 
Wolle., forma, Schmid. 
Schmid. 
f., Schmid. 
Fig. 17.—Euastrum ansatum, var. compactum, 
Fig. 18.— Micrasterias decemdentata, Naeg., forma, 
Fig. 19.—Staurastrum sexangulare, f. australica, 0. 
Fig. 20.—Staurastrum subpinnatum, n. sp. Schmid. 
Fig. 21.—Glceothece Baileyana, n. sp., Schmid. 
