Table 2.

Karyotype formula (KF), satellite position (SAT), total length of the haploid complement (TCL), range of chromosome length (range), intrachromosome asymmetry index (A ₁), interchromosome asymmetry (A ₂), mean centromeric index (CI), and Stebbin's asymmetry categories (ST) of the studied Epimedium species.

Species	KF	SAT	TCL ± SE	Range	A 1	A 2	CI ± SE	ST
E. acuminatum	4m + 6sm + 2m (SAT)	1s	45.23 ± 0.78	3.08~4.77	0.38	0.17	37.54 ± 0.15	2A
E. yinjiangense	4m + 6sm + 2m (SAT)*	1s	29.23 ± 2.36	2.15~2.92	0.43	0.14	35.76 ± 0.28	2A
E. luodianense	4m + 6sm + 2m (SAT)*	1s	47.88 ± 1.24	2.28~4.87	0.38	0.17	36.69 ± 0.31	2A
E. leptorrhizum	6m + 4sm + 2m (SAT)*	2s	46.00 ± 1.04	3.06~4.44	0.34	0.14	39.00 ± 0.14	2A
E. simplicifoilum	4m + 6sm + 2m (SAT)*	2s	45.43 ± 2.01	3.05~4.17	0.42	0.11	36.06 ± 0.52	2A
E. wushanense	4m + 6sm + 2m (SAT)*	2s	46.86 ± 0.88	3.33~4.44	0.33	0.10	39.40 ± 0.46	2A
E. alpinum	4m + 6sm + 2m (SAT)	1s	32.96 ± 1.34	2.22~3.06	0.35	0.13	38.39 ± 0.39	2A
E. davidii	4m + 6sm + 2m (SAT)*	1s	47.32 ± 1.67	3.33~4.72	0.42	0.16	36.08 ± 0.22	2A
E. pubigerum	4m + 6sm + 2m (SAT)	1s	38.59 ± 0.96	2.50~3.61	0.32	0.14	39.88 ± 0.18	2A
E. franchetii	4m + 6sm + 2m (SAT)*	1s	38.04 ± 0.82	2.91~4.72	0.36	0.18	38.20 ± 0.29	2A
E. myrianthum	4m + 6sm + 2m (SAT)*	1s	45.45 ± 1.27	3.38~4.15	0.40	0.08	36.69 ± 0.38	2A
E. sagittatum	4m + 6sm + 2m (SAT)	1s	41.88 ± 1.01	3.27~4.68	0.34	0.18	38.69 ± 0.13	2A

SE: standard error, m: metacentric, sm: submetacentric, st: subteleocentric, s: short arm, and *indicates first description of species.