Table 2.

Bacterial operational taxonomic units (OTUs) identified in the nectar of 20 L. vulgaris populations sampled along an urbanization gradient

OTU 1 %	Number of isolates	Phylum	Family	Closest match with GenBank entries	Accession number	Score	E value	Length	Identity (%)
OTU0.01B1	1	Actinobacteria	Microbacteriaceae	Microbacterium testaceum	KP642087	1796.06	0	972	100
OTU0.01B2	1	Actinobacteria	Microbacteriaceae	Rathayibacter festucae	NR_042574	1768.36	0	957	100
OTU0.01B3	1	Firmicutes	Bacillaceae	Lysinibacillus odysseyi	NR_113881	1921.64	0	1043	100
OTU0.01B4	1	Proteobacteria	Sphingomonadaceae	Sphingomonas faeni	KM891564	1773.9	0	960	100
OTU0.01B5	1	Proteobacteria	Enterobacteriaceae	Pantoea ananatis	KC139412	1919.79	0	1048	99.7
OTU0.01B6	1	Proteobacteria	Enterobacteriaceae	Pantoea vagans	KP099965	1757.28	0	957	99.8
OTU0.01B7	1	Proteobacteria	Enterobacteriaceae	Pectobacterium carotovorum	GU129979	1628.02	0	885	99.9
OTU0.01B8	1	Proteobacteria	Enterobacteriaceae	Ewingella americana	KM891553	1842.23	0	997	100
OTU0.01B9	1	Proteobacteria	Pseudomonadaceae	Pseudomonas viridiflava	NR_117825	1899.48	0	1028	100
OTU0.01B10	3	Proteobacteria	Pseudomonadaceae	Pseudomonas moraviensis	KP165022	1892.09	0	1024	100
OTU0.01B11	10	Proteobacteria	Enterobacteriaceae	Rosenbergiella epipactidis	NR_126303	1816.38	0	989	99.8
OTU0.01B12	1	Proteobacteria	Moraxellaceae	Acinetobacter boissieri	NR_118409	1855.16	0	1004	100
OTU0.01B13	29	Proteobacteria	Moraxellaceae	Acinetobacter nectaris	JQ771134	1879.16	0	1023	99.8

The sequences were grouped into OTUs based on 99 % identity at the small ribosomal subunit gene. The BLAST search was conducted in June 2015, excluding uncultured/environmental samples. Only the closest matches are reported