Table 1.

Taxonomic classification of clones and isolates

Phylum	Class	Order	Family	Number of clones			Number of isolates
				Reed	Japanese loosestrife	Pond water	Reed	Japanese loosestrife	Pond water
Proteobacteria	Alphaproteobacteria	Caulobacterales	Caulobacteraceae	1	1			3
		Rhizobiales	Beijerinckiaceae		2
			Bradyrhizobiaceae		1			1
			Hyphomicrobiaceae	1	1			1
			Rhizobiaceae				1
			Xanthobacteraceae					1
			Unclassified	1	8	1	2	7
		Rhodobacterales	Rhodobacteraceae	4	2	9	3	4	9
		Sphingomonadales	Erythrobacteraceae		1
			Sphingomonadaceae	1	5		4	4	1
			Unclassified	1
		Unclassified	Unclassified	6	2
	Betaproteobacteria	Burkholderiales	Alcaligenaceae		2			8
			Burkholderiaceae			2			1
			Comamonadaceae	7	1	32	4	3	16
			Oxalobacteraceae	1					5
			Burkholderiales genera incertae sedis	13	2		19	4
			Unclassified				1
		Methylophilales	Methylophilaceae		4	1			1
		Rhodocyclales	Rhodocyclaceae	7			1
		Unclassified	Unclassified		1		2
	Deltaproteobacteria	Bdellovibrionales	Bdellovibrionaceae	1
		Myxococcales	Cystobacterineae	1
			Polyangiaceae	1
			Unclassified	4	2
		Unclassified	Unclassified		1
	Gammaproteobacteria	Legionellales	Legionellaceae			1
		Methylococcales	Methylococcaceae	2
		Pseudomonadales	Pseudomonadaceae	6			1
		Xanthomonadales	Sinobacteraceae		10			2
		Unclassified	Unclassified	1	2		1
Bacteroidetes	Flavobacteria	Flavobacteriales	Cryomorphaceae	5		2
			Flavobacteriaceae	2		8			3
	Sphingobacteria	Sphingobacteriales	Chitinophagaceae	2	6	2		1	1
			Cytophagaceae	2		11
			Saprospiraceae	1	2
			Unclassified	1	2
	Unclassified	Unclassified	Unclassified	2	1	3			1
Verrucomicrobia	Opitutae	Opitutales	Opitutaceae	3
	Subdivision 3	Unclassified	Unclassified	1	1
Acidobacteria	Acidobacteria Gp3	Unclassified	Unclassified		6
	Acidobacteria Gp4	Unclassified	Unclassified		2
	Acidobacteria Gp6	Unclassified	Unclassified		1
Planctomycetes	Planctomycetacia	Planctomycetales	Planctomycetaceae	1	5
	Unclassified	Unclassified	Unclassified		2
Fusobacteria	Fusobacteria	Fusobacteriales	Fusobacteriaceae			3
Nitrospira	Nitrospira	Nitrospirales	Nitrospiraceae	1
Spirochaetes	Spirochaetes	Spirochaetales	Spirochaetaceae	1
Actinobacteria	Actinobacteria	Actinomycetales	Microbacteriaceae			2
			Unclassified			8		1	2
		Unclassified	Unclassified		1
	Unclassified	Unclassified	Unclassified		1
Candidate phylum OP10	Unclassified	Unclassified	Unclassified	1	1		1
Candidate phylum GN1	Unclassified	Unclassified	Unclassified	1
Unclassified	Unclassified	Unclassified	Unclassified	2	6
Total analyzed clone or isolate numbers				85	85	85	40	40	40
Total numbers of clones or isolates classified at the family level				64	45	73	33	32	37