Population Structure and Curative Uses of Invasive Plants in and around the Protected Forests of Bangladesh: A Means of Utilization of Potential Invasive Species

Table 3

Biological diversity indices for invasive medicinal plants status in KNP and RKWS, in Bangladesh.

Species category	Diversity index*
	𝐻	𝐻max	𝐸𝐻	SDI	𝑅	𝐸	𝐷	𝐷^′
Herbs	2.75	2.77	0.99	0.03	2.35	2.29	0.1	0.94
Shrubs	2.40	2.48	0.97	0.03	1.79	2.23	0.1	0.9
Climbers	1.91	1.95	0.98	0.03	1.09	2.27	0.15	0.85
Grasses	0.68	0.69	0.98	0.02	0.23	2.25	0.5	0.48
Trees	1.76	1.79	0.98	0.06	1.08	2.27	0.18	0.82

 ^∗𝐻: Shannon-Wiener diversity index, 𝐻_max: Shannon’s maximum diversity index, 𝐸_𝐻: Shannon’s equitability index, SDI: species diversity index, 𝑅: species richness index, 𝐸: species evenness index, 𝐷: Simpson index, 𝐷^′: dominance of Simpson index.