Spirogyra gracilis

CRYPTOÜAMIC HERBARIUM
FIELD MUSEUM OF NATURAL HISTORY
952?1]
Fis’d Museum of Attirai History
Algae Donated to fr/in 2015
Rabenhorst, Algen Europa’S.
1537. Splrogyra gracilis Ktz.
v. lougiarticulata.
£ie ®tieb« fjaben nidjt bie geroi^nticfye ?án¡jo, folibitn ftnb
5 btë 10 mal fo long, ató b« ©urcfyttwjfer. — ©teins
brucfye auf bem ©algenberge bet ©traten im fpá’ten gtüfyjafyte
1862 gejammett Don A i t f e.
THE HERBARIUM OF H. ROYERS
Purchased for the Cryptogamie Herbarium
Field Museum of Natural History, December, 1938
03047976