S. No.

Binomial name

Vernacular name

Family

Habit

1

Abutilon indicum (L.) Sweet.

Thutti

Malvaceae

Shrub

2

Acacia chundra (Roxb. ex Rottl.) Willd.

Karangali

Mimosaceae

Tree

3

Acacia ferrunginea DC.

Velvelam

Mimosaceae

Tree

4

Acacia leucophloea (Roxb.) Willd.

Vellavelam

Mimosaceae

Tree

5

Acacia nilotica (L.) Willd.

Karuvelam

Mimosaceae

Tree

6

Acalypha alnifolia Klein ex Willd.

-

Euphorbiaceae

Shrub

7

Acalypha indica L.

Kuppaimeni

Euphorbiaceae

Herb

8

Achyrnthes aspera L.

Nayuruvi

Amaranthaceae

Herb

9

Aerva lanata (L.) Juss.

Sirupulai

Amaranthaceae

Shrub

10

Aerva persica (Burm. f.) Merr.

Perumpulai

Amaranthaceae

Shrub

11

Agaratum conyzoides L.

Appakoti

Asteraceae

Herb

12

Albizia amara (Roxb.) Boivin.

Unjal

Mimosaceae

Tree

13

Albizia falcateria (L.) Fosb.

-

Mimosaceae

Tree

14

Albiziao doratissima (L.f.) Benth.

-

Mimosaceae

Tree

15

Alternanthera sessilis (L.) R.Br.

Ponnanganni

Amaranthaceae

Herb

16

Alternanthera paronychoides A. St. Hil.

-

Amaranthaceae

Herb

17

Amaranthes tricolor L.

-

Amaranthaceae

Herb

18

Apluda mutica L.

Moongilpul

Poaceae

Grass

19

Aristida setacea Retz.

Thudappampullu

Poaceae

Grass

20

Azadirachta indica A .Juss.

Vembu

Meliaceae

Tree

21

Barleria acuminate Nees in Wall.

-

Acanthaceae

Shrub

22

Barleria buxifolia L.

-

Acanthaceae

Herb

23

Barleria cristata L.

Kattukanagambarm

Acanthaceae

Shrub

24

Barleria cuspsidata Heyne ex Nees

Chillimul

Acanthaceae

Shrub

25

Bauhinia tomentosa L.

Kanchini

Caesalpiniaceae

Shrub

26

Boerhavia cripsa Heyneex Hook.

-

Nyctaginaceae

Herb

27

Boerhavia diffusa L.

Mukurattai

Nyctaginaceae

Herb

28

Borassus flabellifer L.

Panai

Arecaceae

Tree

29

Brachiaria distachya (L.) Stapf.

Marungalpul

Poaceae

Grass

30

Calotropis gigantean (L.) R. Br.

Velleruku

Asclepiadaceae

Shrub

31

Calotropis procera (Ait.) R.Br.

Erukku

Asclepiadaceae

Shrub

32

Canthium parviflorum Lam.

Karaycheddi

Rubiaceae

Shrub

33

Cardiospermum helicacabum L.

Mudakkotan

Sapindaceae

Climber

34

Cassia auriculata L.

Avaram

Caesalpiniaceae

Shrub

35

Cassia siamea Lam.

Manjakonnai

Caesalpiniaceae

Tree