Table 3.

Allele frequencies at 12 allozymic loci in ten populations of M. paucispinus and three populations of M. concinnus occurring in the Chapada Diamantina, Brazil

	Melocactus paucispinus											Melocactus concinnus
Locus	Allele*	PM01	PM02	PM03	PM04	PM05	PD01	PR01	PR02	PR03	PS01	CM01	CM02	CM03
PGM-1	90	–	–	–	–	–	–	–	–	–	0·231	–	–	–
	100	1	1	1	1	1	1	1	1	1	0·769	1	1	1
	N	24	18	18	21	26	24	23	15	24	26	22	20	20
PGM-2	88	–	–	–	–	–	–	–	–	–	0·043	–	–	–
	100	1	1	1	1	1	1	1	1	1	0·957	1	1	1
	N	24	20	16	21	26	24	23	15	24	23	21	19	20
PGI	100	1	1	0·886	0·833	1	1	1	1	0·833	1	1	1	1
	113	–	–	0·114	0·167	–	–	–	–	0·167	–	–	–	–
	N	18	23	22	24	27	24	24	19	24	22	21	20	20
LAP	100	0·931	1	1	1	1	1	1	0·960	1	1	1	1	1
	107	0·069	–	–	–	–	–	–	0·050	–	–	–	–	–
	N	29	17	28	23	26	22	19	20	24	26	22	18	14
SKDH	85	–	–	–	–	–	–	–	–	–	–	0·063	0·063	–
	100	0·977	1	1	1	1	1	1	1	1	0·727	0·938	0·938	1
	109	–	–	–	–	–	–	–	–	–	0·159	–	–	–
	120	0·023	–	–	–	–	–	–	–	–	0·114	–	–	–
	N	22	10	18	23	17	23	19	12	22	22	16	16	13
IDH	100	1	1	1	1	1	1	1	1	1	1	1	1	1
	N	25	23	27	23	27	14	19	20	22	27	14	19	14
G6PD	100	0·895	0·656	1	1	1	1	1	1	1	1	1	1	1
	118	0·105	0·344	–	–	–	–	–	–	–	–	–	–	–
	N	19	16	27	23	19	21	21	21	22	27	20	19	20
MDH-1	100	1	1	1	1	1	1	1	1	1	1	1	0·971	1
	119	–	–	–	–	–	–	–	–	–	–	–	0·029	–
	N	24	17	26	21	18	18	17	15	21	23	18	17	15
MDH-2	80	–	–	–	–	–	–	–	–	–	–	0·026	0·028	–
	100	1	1	1	1	1	0·955	1	1	1	1	0·974	0·972	1
	111	–	–	–	–	–	0·045	–	–	–	–	–	–	–
	N	28	18	21	23	26	22	24	13	24	18	19	18	19
ACPH	83	0·036	–	0·037	–	–	–	–	–	–	–	0·026	–	–
	100	0·964	1	0·963	1	1	1	1	1	1	1	0·974	1	1
	N	28	22	27	24	27	22	23	19	24	21	19	17	17
DIA–1	80	–	–	–	–	–	–	–	–	–	0·103	–	–	–
	96	–	–	–	–	–	–	–	–	–	0·069	0·667	0·714	–
	100	1	1	1	1	1	1	1	1	1	0·828	0·333	0·286	1
	N	24	18	28	23	14	2	20	13	22	29	6	7	6
DIA-2	94	–	–	–	–	–	0·857	–	–	–	0·167	0·5	0·714	–
	100	1	1	1	1	1	0·143	1	1	1	0·833	0·5	0·286	1
	N	28	17	28	21	25	7	22	15	23	30	8	7	15

See Table 1 for the names of the populations.

^*N = sample size.