Elvander, Patrick e. <br/><br/>
The taxonomy of Saxifraga (Saxifragaceae) section Boraphila subsection Integrifoliae in western North America.  A revision of the genus Heuchera (Saxifragaceae) in eastern North America 

 - 122 páginas  26 x 18 cm 
<br/><br/><label>ISBN: </label>0-912861-03-7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>America del Norte<br/>Saxifragaceae