Species Diversity

The 20 most species-rich families in the Bhutan flora, ranked by number of species. Na. = native plants, Al. = naturalized plants.

Family No. of Species            Family No. of species
Na   Na
OrchidaceaeGramineaeCompositae

Leguminosae

Cyperaceae

Rosaceae

Scrophulariaceae

Ranunculaceae

Rubiaceae

Labiatae

369278241

185

142

127

123

95

92

85

04331

26

0

5

4

1

2

2

GentianaceaeEuphorbiaceaeUmbelliferae

Ericaceae

Primulaceae

Saxifragaceae

Cruciferae

Acanthaceae

Urticaceae

Polygonaceae

847077

80

79

73

69

67

60

55

0             12               4                 0               0                 0                1             0                0               0

.