Table 2. Intraspecific variation and interspecific divergence of the Sinopodisma houshana group.

Species	Intraspecific variation	Interspecific divergence
		S. houshana	S. lushiensis
S. houshana	0∼2.17%
S. lushiensis	0.15∼0.61%	0.77∼1.85%
S. qinlingensis	0∼0.61%	0.92∼1.70%	0.15∼1.07%