Genome Sizes in Hepatica Mill: (Ranunculaceae) Show a Loss of DNA, Not a Gain, in Polyploids

Table 2

Natural and artificial hybrids of Hepatica Mill. with their nuclear DNA content in pg, standard deviation calculated amount of nuclear DNA (see text), % DNA loss, ploidy, and cultivar name.

Hepatica hybrids	2C DNA	St. dev.	2C DNA	% DNA loss	Ploidy based on 2𝐶-value	Cultivar name
	in pg		in pg	or gain
	measured		Calculated from parents
H. americana ssp. acuta × H. nobilis	32.5	0.5	33.9	−3.5	2×	Schlyter'
H. maxima x H. nobilis	32.5	0.1	33.9	−3.5	2×	Frances'
H. nobilis × transsilvanica ( × media Simonk.)	43.7	1.3	43.2	2.6	3×	Ballardii'
H. nobilis × H. transsilvanica (H. × media Si`monk.)	44.1		43.2		3×	Buis'
H. nobilis × transsilvanica (H. × media Simonk.)	45.2		43.2		3×	Marmorata'
H. americana × H. transsilvanica	44.2	1.9	44.4	−0.5	3×	Millstream Merlin'
H. asiatica ssp. japonica × H. transsilvanica	47.1	0.4	45.0	4.7	3×	Prof. F. Hildebrand'
H. transsilvanica × H. pubescens (as “Tenjinbai”)	59.9	1.6	62.1	−3.1	4×	Röttgersbüttler Röschen'
H. transsilvanica × H. pubescens (as “Tenjinbai”)	59.0		62.1		4×	Weinreichs Weisse'
H. transsilvanica × H. pubescens	61.7		62.1		4×	Prof. F. Hildebrand'
H. transsilvanica ×H. yamatutae	54.8	2.0	56.2	−2.5	4×	Harvington Beauty'
H. transsilvanica ×H. yamatutae	55.1	1.9	56.2	−2.0	4×	NT4'
H. transsilvanica Fuss	54.2	2.5	*58.9	−8.0	4×	data from Table 1
H. henryi (Oliv.) Steward	53.0	2.9	**62.2	−14.8	4×	data from Table 1
H. yamatutae Nakai	58.3	2.1	**62.2	−6.3	4×	data from Table 1
H. asiatica ssp. pubescens	70.0	2.9	71.6	−2.3	4×	data from Table 1
H. asiatica ssp. pubescens “Tenjinbai”	79.9	0.4	89.5	−10.7	5×	data from Table 1

*calculated with H. falconeri × H. nobilis as parents. **calculated with H. falconeri × H. asiatica as parents