Table 3. Repeat composition of Vallisneria spinulosa compared with other monocot plant genomes.

Genome size		Vallisneria spinulosa 3,595 Mbp	Sorghum bicolor 730 Mbp	Lemna minor 481 Mbp	Oryza sativa 430 Mbp	Brachypodium distachyon 355 Mbp	Spirodela polyrhiza 158 Mbp
Retroelements (%)		43.50	54.50	31.20	32.10	23.30	13.06
	LTR	43.02	54.47	29.57	30.85	21.39	13.06
	Gypsy	31.60	19.00	10.59	9.06	13.46	6.06
	Copia	11.42	5.18	18.79	3.32	5.13	1.72
	Gypsy/copia ratio	2.77	3.67	0.56	2.73	2.62	3.50
	non-LTR	0.46	0.06	1.62	1.24	1.94	n.a.
Transposon (%)		0.51	7.50	5.08	10.10	4.80	n.a.

Notes.

Values are represented as percentage of genome.