We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleThe Latitudinal Gradient of Species-Area Relationships for Vascular Plants of North AmericaAuthorsQian; Fridley; PalmerPublicationThe American Naturalist, 2007, Vol 170, Issue 5, p690ISSN0003-0147Publication typearticleDOI10.2307/4541140