Table 4. Prevalence of viruses and richness of the virus communities in Plantago lanceolata populations sampled in 2013 in the Åland Islands.

(RT-)PCR Virus detections performed on samples collected from 12 wild populations of Plantago lanceolata. Shannon diversity and Simpson diversity of the populations are shown.

Population	Sampled plants	PlLV	Plantago caulimovirus	Plantago betapartitivirus	Plantago enamovirus	Plantago closterovirus	Shannon	Simpson
45	14	0	1	3	4	0	0.571	0.270
415	14	0	0	1	0	0	0.017	0.005
416	14	0	0	0	0	0	0.000	0.000
433	14	0	0	0	1	0	0.016	0.005
1045	14	0	1	0	0	0	0.008	0.002
1717	12	0	0	0	0	1	0.005	0.001
1719	14	2	4	1	2	3	0.052	0.014
3178	14	0	0	1	0	0	0.003	0.001
3301	14	0	0	0	3	2	0.012	0.003
3375	14	0	1	2	0	0	0.008	0.002
9205	14	0	0	0	1	0	0.001	0.000
9623	13	0	0	1	1	1	0.003	0.001