Pennell, Francis W <br/><br/>
The Scrophulariaceae of the Western Himalayas 
Francis W. Pennell; Academy of Natural Sciences of Philadelphia 
 - Dehra Dun  Bishen Singh Mahendra Pal Singh  1997 
 - vii, 163 p., 25 p. of plates: ill., map ; 25 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Scrophulariaceae -- Himalaya Mountains Region
<br/><br/><label>Dewey Class. No.: </label>583.81 PEN