TY  - BOOK
AU  - Greene,Edward Lee
TI  - The genus ptelea in the western and southwestern United States and Mexico,
T2  - Smithsonian institution.  United States National museum.  Contributions from the United States National herbarium
AV  - QK1 .U5 v. 10
PY  - 1906///
CY  - Washington
PB  - Govt. print off.
KW  - Botany
KW  - Mexico
KW  - West (U.S.)
ER  -