TABLE 3.

Matrix of ITS1-5.8S-ITS2 similarities of twenty different genera, species, and varieties of Zygomycetes^a

Species	% Similarity
	A. corymbifera	C. recurvatus	M. circinelloides	M. hiemalis	M. indicus	M. racemosus	M. ramosissimus	M. rouxii	R. pusillus	R. miehei	R. variabilis	R. variabilis var. regularior	R. azygosporus	R. microsporus var. chinensis	R. microsporus var. microsporus	R. microsporus var. oligosporus	R. microsporus var. rhizopodiformis	R. oryzae	R. schipperae
C. recurvatus	46.0
M. circinelloides	48.6	72.2
M. hiemalis	46.8	69.3	79.3
M. indicus	47.8	70.3	79.7	75.2
M. racemosus	48.3	70.9	91.8	79.3	78.9
M. ramosissimus	48.9	71.2	95.7	79.2	79.0	91.0
M. rouxii	48.0	71.8	98.5	79.3	79.1	91.8	95.9
R. pusillus	44.2	48.0	47.3	46.8	48.7	48.0	48.5	47.2
R. miehei	44.1	45.8	46.5	45.1	47.5	45.8	46.7	46.1	75.8
R. variabilis	47.4	71.3	81.0	85.3	78.2	80.4	80.7	80.8	48.3	47.4
R. variabilis var. regularior	48.1	71.6	98.9	79.5	79.4	91.6	95.9	99.3	47.2	46.2	81.1
R. azygosporus	46.5	53.5	55.6	54.1	56.4	56.4	55.0	55.4	43.0	41.7	56.1	55.5
R. microsporus var. chinensis	46.5	53.5	55.6	54.1	56.4	56.4	55.0	55.4	43.0	41.7	56.1	55.5	100
R. microsporus var. microsporus	46.2	53.3	55.1	54.4	56.1	56.1	54.6	54.8	43.0	41.7	56.2	55.0	98.8	98.8
R. microsporus var. oligosporus	46.5	53.5	55.6	54.1	56.4	56.4	55.0	55.4	43.0	41.7	56.1	55.5	100	100	98.8
R. microsporus var. rhizopodiformis	46.5	53.5	55.6	54.1	56.4	56.4	55.0	55.4	43.0	41.7	56.1	55.5	100	100	98.8	100
R. oryzae	46.7	54.2	56.8	55.3	57.6	57.7	56.6	56.5	45.2	44.9	56.9	56.7	69.6	69.6	69.3	69.6	69.6
R. schipperae	42.9	53.1	54.5	54.3	56.3	55.0	54.9	54.1	45.2	44.2	54.5	54.3	61.5	61.5	61.5	61.5	61.5	66.3
S. racemosum	46.2	49.5	50.4	50.0	50.6	50.7	51.1	50.3	58.6	56.2	50.0	50.6	45.8	45.8	45.2	45.8	45.8	48.3	47.5

^aThe similarity matrix was done with the same strains used for Fig. 2 and 3. All comparisons (except for S. racemosum) were made with the type strain of the species or with a reference strain from an international collection when no type strain was available.