TY  - BOOK
AU  - Evans,Alexander W.
TI  - The North American species of Asterella,
T2  - U. S. National museum.  Contributions from the U.S. National herbarium,
AV  - QK1 .U5 vol. 20, pt. 8
PY  - 1920///
CY  - Washington
PB  - Govt. print. off.
KW  - Asterella
ER  -