Powell, A. Michael <br/><br/>
Trees & shrubs of trans-pecos texas  including Big Bend and Guadeloupe mountains national parks. 

 - 536 p.  ill. 
<br/><br/><label>ISBN: </label>0-912001-14-3 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Shrubs--Identification--Texas<br/>Shrubs--Identification--Trans-Pecos (Tex. and N.M.)<br/>Trees--Identification--Texas<br/>Trees--Identification--Trans-Pecos (Tex. and N.M.)
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Big Bend National Park (Tex.)<br/>Guadalupe Mountains National Park (Tex.)