92 
1279. Spirogyra tnbereulata Lagerh. nov. spec. S. 
cellulis extremitatibus non replicatis, vegetativis diametro 2 
—4 l / 2 -plo longioribus, chromatophoris singulis, spiralibus; 
cellulis sporiferis tumidis; zygosporis ellipsoideis apicibus 
rotundatis, mesosporio duplicato, strato interno, fusco, verru- 
cis irregularibus majoribus et rainoribus ornato, externo hya- 
lino lævi. Crass, cell. veg. 35—37 fx\ crass, zygosp. 30—38 
a; long, zygosp. 50—67 ju. — Conf. S. Avstralensis Möb. 
Sueciæ ad Lassby backar prope Upsaliam 18 îi7 / 4 82 leg. 
beat. C. J. Joliansov. Determ. 6r. Lagerheim. 
1391. Arthrodesmus Incus ( Brél .) Hass, ß inter- 
1302. 
