Lacro, Richelle E.  <br/><br/>
Species diversity of ferns at the vicinity of Portabaga falls, Santa Praxedes, Cagayan  
Richelle E. Lacro 
 -  2010 
 - xiv, 57 leaves   28 cm. 
<br/><br/> Thesis (BS Biology) -- Mariano Marcos State University-College of Arts and Sciences, Batac City 
<br/><br/>Bibliography: leaf 30