Index Herbariorum :  Part I: The Herbaria of the world / 
Editors Patricia K. Holmgren, Noel H. Holmgren and Lisa C. Barnett. 
 - 8th ed. 
 - New York :  International Association for Plant Taxonomy by New York Botanical Garden,  1990. 
 - Regnum vegetabile ;  120 .
<br/><br/> Estado de la obra: Alfagrama. 
<br/><br/><label>ISBN: </label>0-89327-358-9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Directorios<br/>Herbarios<br/>Nomenclatura<br/>Taxonomía
<br/><br/><label>Index Terms--Genre/Form: </label><br/>direc