APPENDIX 2. — Summary statistics of the flow cytometry data of colonial chrysophytes analysed in this study. Abbreviation: CV, coefficient of variation of nuclear fluorescence intensity.

Species	Strains	Replicate	Sample/standard ratio of relative fluorescence	Genome size		Sample CV (%)	Standard CV (%)
				(pg)	(~Mbp)
Chrysosphaerella longispina Lauterborn	JAP	1	0.287	0.24	230	1.63	4.14
		2	0.290	0.24	232	1.38	2.80
		3	0.293	0.24	235	1.34	2.75
	J70	1	0.234	0.19	188	1.76	2.95
		2	0.233	0.19	187	1.61	1.88
		3	0.227	0.19	182	1.53	3.10
	IR34Ch	1	0.354	0.29	284	2.01	1.93
		2	0.345	0.28	276	1.80	2.52
		3	0.352	0.29	282	2.21	4.79
Neotessella lapponica B.Y.Jo, J.I.Kim, W.Shin, P.Škaloud & P.Siver	CZ38O	1	0.650	1.68	1645	1.36	2.44
		2	0.665	1.72	1683	2.36	3.43
		3	0.654	1.69	1657	1.92	2.94
Uroglenopsis turfosa (Skuja) R.H.Thomps. & Wujek	UK-81 CAN	1	0.302	0.25	242	1.93	4.28
		2	0.307	0.25	246	3.53	4.96
		3	0.313	0.26	251	2.25	6.45
Urostipulosphaera articulata (Korshikov) Pusztai & Škaloud	U5-5 CZE	1	0.383	0.31	307	1.72	2.80
		2	0.376	0.31	302	1.74	2.48
		3	0.372	0.31	299	2.32	2.79
Urostipulosphaera granulata Pusztai & Škaloud	U7-1 CZE	1	0.263	0.22	211	1.66	3.49
		2	0.253	0.21	203	2.13	3.03
		3	0.261	0.21	209	2.27	4.41
	U33 CZE	1	0.265	0.22	213	1.24	4.30
		2	0.275	0.23	221	1.66	3.66
		3	0.269	0.22	216	2.05	3.03
Urostipulosphaera lindiae (Bourr.) Pusztai & Škaloud	UP-34 POR	1	0.224	0.18	180	1.87	3.56
		2	0.223	0.18	179	1.36	2.99
		3	0.233	0.19	187	1.14	2.32