TY  - BOOK
AU  - Powell,A.Michael
TI  - Trees & shrubs of Trans-Pecos Texas: including Big Bend and Guadalupe Mountains National Parks 
SN  - 0912001143
PY  - 1988///
CY  - Big Bend National Park, Tex.
PB  - Big Bend Natural History Association
KW  - Trees
KW  - Texas
KW  - Shrubs
N1  - Includes index; Bibliography: p. 487-491
ER  -