Seed source variation in Puerto Rico and Virgin Islands grown mahoganies 
by T.F. Geary, H. Barres and R. Ybarra-Coronado. 
 - [Washington]  1973. 
 - 8 [16] p.  illus., map, tables. 
 - Forest Service research paper  ITF-17 .
<br/><br/>Bibliographical references included in "Literature cited" (p. 8) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Seeds<br/>Botany--Ecology--Puerto Rico.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Puerto Rico--Seeds.