Ouden P Den <br/><br/>
Coniferen ephedra en ginkgo 

 - Wageningen  Veenman           1949 
 - 444p.  cm. 
<br/><br/><label>Standard No.: </label>59529 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Conifers
<br/><br/><label>Dewey Class. No.: </label>I65, 113H9         CS