Table 5. Frequency of fit type for S. geminata and all other spp.

Species	linearbest fit		Polynomialbest fit		Not significant
	N	Percent	N	Percent	N	Percent
S. geminata	144	50	116	40	29	10
other spp.	314	65	59	12	110	23
Total	458		175		139

Total regressions = 769.