New insights into polyploid evolution and dynamic nature of Ludwigia section Isnardia (Onagraceae)

Liu, Shih-Hui; Hung, Kuo-Hsiang; Hsu, Tsai-Wen; Hoch, Peter C.; Peng, Ching-I; Chiang, Tzen-Yuh

doi:10.1186/s40529-023-00387-8

Botanical Studies

Table 1 Sampled Ludwigia sect. Isnardia taxa, their sample sizes, genome types, ploidy levels, and nucleotide diversities (Tajima’s π) of the studied regions

From: New insights into polyploid evolution and dynamic nature of Ludwigia section Isnardia (Onagraceae)

Taxon	Sample size (ITS/ atpB-rbcL)	Genome type	Ploidy level	Nucleotide diversity (π)
Taxon	Sample size (ITS/ atpB-rbcL)	Genome type	Ploidy level	ITS	atpB-rbcL
Ludwigia alata Elliott	9/8	AABBDD	6 ×	0.00371 ± 0.00140	0.00173 ± 0.00073
Ludwigia arcuata Walter	4/3	BBCC	4 ×	0.00809 ± 0.00261	0.00164 ± 0.00117
Ludwigia brevipes (Long) Eame	6/1	AABBCC	6 ×	0.00370 ± 0.00176	–
Ludwigia curtissii Chapm	5/5	BBCCDDF₁F₁	8 ×	0.00063 ± 0.00061	0.00098 ± 0.00068
Ludwigia glandulosa subsp. brachycarpa (Torr. & A. Gray) C.I. Peng	3/3	AABB	4 ×	0.00105 ± 0.00106	0.00082 ± 0.00083
Ludwigia glandulosa Walter subsp. glandulosa	5/4	AABB	4 ×	0.00190 ± 0.00113	0.00246 ± 0.00146
Ludwigia lanceolata Elliott	3/3	AABB	4 ×	0.01082 ± 0.00356	0.00702 ± 0.00242
Ludwigia linearis Walter	4/4	F₂F₂	2 ×	0.01379 ± 0.00354	0.00081 ± 0.00080
Ludwigia linifolia Poir	5/4	F₁F₁	2 ×	0.00517 ± 0.00187	0.00000 ± 0.00000
Ludwigia microcarpa Michx	6/6	DD	2 ×	0.00000 ± 0.00000	0.00000 ± 0.00000
Ludwigia ovalis Miq	5/7	M₁M₁M₂M₂	4 ×	0.00094 ± 0.00093	0.00432 ± 0.00141
Ludwigia palustris (L.) Elliott	6/3	AA	2 ×	0.00189 ± 0.00115	0.00246 ± 0.00141
Ludwigia pilosa Walter	7/5	AABB	4 ×	0.00444 ± 0.00157	0.01896 ± 0.00330
Ludwigia polycarpa Short & R.Peter	4/4	AABB	4 ×	0.00559 ± 0.00220	0.00247 ± 0.00125
Ludwigia ravenii C.I Peng	2/4	AABB	4 ×	0.00798 ± 0.00364	0.00041 ± 0.00040
Ludwigia repens J.R. Forst	9/3	AABBCC	6 ×	0.00667 ± 0.00180	0.00246 ± 0.00141
Ludwigia simpsonii Chapm	3/3	BBCCDD	6 ×	0.02097 ± 0.00476	0.00082 ± 0.00086
Ludwigia spathulata Torr. & A. Gray	2/3	AADD	4 ×	0.00000 ± 0.00000	0.00163 ± 0.00110
Ludwigia sphaerocarpa Elliott	5/5	AABB	4 ×	0.00939 ± 0.00261	0.00148 ± 0.00084
Ludwigia suffruticosa Walter	5/4	AABB	4 ×	0.01121 ± 0.00288	0.00413 ± 0.00158
Sect. Isnardia (L.) W. L. Wagner & Hoch	98/82			0.00590 ± 0.00195	0.00273 ± 0.00108

The ploidy levels and genome types were adopted from earlier cytological and molecular studies (Raven and Tai 1979; Peng 1988, 1989; Peng et al. 2005; Liu et al. 2020). The em dashes indicate unavailable data because only one sample was applied for the taxon

Back to article page