Previous Index Next

 

THE ALGAE

Family Volvocaceae.

Gonium pectorale, Mueller.

Pandorina morum, Borg.

Eudorina elegans, Ehr.

Volvox globator, L.

Volvox aureus, Ehr.* In pools at Lorne Park. Order Protococcales.

Family Protococcaceae.

Characium naegelii, A. Br.

Family Scenedesmaceae.

Zoochlorella parasitica, Brandt.* The cause of the green color of fresh-water sponges. Howard Lake and elsewhere.

Rhaphidium falcatum, Cooke. Often so abundant in aquarium jars as to color the water dark green.

Tetraedron gigas, Wittr.

Scenedesmus obliquus, Kutz.

bijuga, Wittr.*

,,

quadricauda, Bra.

Family Hydrodictyaceae.

Hydrodictyon reticulatum, Lager.* In a stream running from Don Brick Works. Abundant in creek at Acton West, northwest of railroad station.

Pediastrum boryanum, Menegh.

,,   tetras, Ehrb.

12   177

Picture

Previous Index Next