Morphological characterization under different ecological habitats and physical mapping of 5S and 45S rDNA in Lilium distichum with fluorescence in situ hybridization

Table 7 Cytogenetic characteristics of L . distichum

Chromosome number	Chromosome length (μm)			rDNA FISH		Chromosome type
Chromosome number	Short arm (S)	Long arm (L)	Total (S + L)	5S	45S	Chromosome type
1	12.88^a ± 0.85	19.18 ± 0.23	32.06 ± 0.35	-	-	m^d
2	11.84 ± 0.17	16.83 ± 0.13	28.67 ± 0.04	-	S (2)^b	m
3	5.40 ± 0.01	19.93 ± 0.16	25.33 ± 0.16	L(2)	L(2)^c	st^e
4	4.40 ± 0.11	13.44 ± 0.75	17.84 ± 0.15	-	L(2)	st
5	3.97 ± 0.05	15.82 ± 0.36	19.79 ± 0.32	-	L(2)	st
6	3.84 ± 0.12	16.44 ± 1.22	20.28 ± 0.35	-	S(2)	st
7	3.52 ± 0.13	19.44 ± 0.39	22.96 ± 0.26	-	S(2)	st
8	2.40 ± 0.18	18.81 ± 0.83	21.12 ± 0.65	-	-	t^f
9	2.31 ± 0.01	18.39 ± 0.41	20.79 ± 0.41	-	-	t
10	2.02 ± 0.03	14.99 ± 0.32	17.01 ± 0.32	-	L(2)	t
11	1.94 ± 0.11	15.75 ± 0.26	17.69 ± 0.15	-	L(2)	t
12	1.44 ± 0.06	16.94 ± 0.68	18.38 ± 0.62	-	-	t
Total	55.96	205.96	261.92			2 m + 5st + 5 t

^aMean ± standard deviation, ^bshort arm, ^clong arm, ^dmetacentric, ^esubtelocentric, ^ftelocentric.

ISSN: 0717-6317