WIDEN, Karl-Gustav <br/><br/>
The Genus Agrostis L. in easter Fennoscandia : Taxonomy and distribution / 
Karl-Gustav Widén. 
 -- Helsinki :   Societas pro fauna et flora fennica,   1971 
 - 209 p. -- 
 (Flora Fennica  ; 5).
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agrostis L.<br/>Gramíneas
<br/><br/><label>Universal Decimal Class. No.: </label>582.542