Table 4. Comparison of floristic similarities at the generic and specific levels.

Compared flora	Laos	Vietnam	Thailand	Myanmar
	Similarity coefficient (%)	Similarity coefficient (%)	Similarity coefficient (%)	Similarity coefficient (%)
Similarity coefficients at generic level*
Laos	100
Vietnam	92.13	100
Thailand	77.84	87.53	100
Myanmar	86.01	79.93	83.93	100
Similarity coefficients at specific level*
Laos	100
Vietnam	61.19	100
Thailand	42.47	44.8	100
Myanmar	40.07	32.49	39.18	100

*Similarity coefficient between A and B = the number of taxa shared by both A and B divided by the lowest number of taxa of A or B, multiplied by 100%