Databook on endangered tree and shrub species and provenances. 

 - Rome :  Food and Agriculture organization of the United Nations,  1986. 
 - xvi,524 p. 
 - FAO forestry paper no.77 .
 - Food and Agriculture Organization of the United Nations,FAO forestry paper  no.77 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Rare plants.<br/>Trees,care of.<br/>Trees conservation.<br/>Rare plants