Hussey, B. M. J. <br/><br/>
Naturalised plants on the southern slopes of the western end of Helena Valley, Western Australia/ 
B.M.J. Hussey 
 - p.219-240 ;  22 cm. 
<br/><br/> IN Western Australian naturalist vol. 19, no. 3, p. 219-240 (1993). 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botany--Helena Valley.--Western Australia