In tundra, the diversity within vascular plant communities (alpha diversity) is known to be determined by local drivers such as habitat productivity and ungulate grazing.
Tegundafjölbreytni innan plöntusamfélaga (alpha) í túndru endurspeglar staðbundna mótunarþætti svo sem framleiðni búsvæðisins og beit stórra grasbíta.