Acanthus ebracteatus Vahl >50 Cordia globifera W.W. Sm. 2.85 ± 0.86 Eupatorium capillifolium (Lam.) Small ex Porter & Britton 22.56 ±1.22 Hydnophytum formicarum Jack >50 Levisticum officinale W.D.J. Koch 25.54 ± 2.60 Orthosiphon aristatus (Blume) Mig. 31.95± 1.31 Polyalthia cerasoides (Roxb.) >50 Rhinacanthus nasutus (L.) Kurz >50 Salacia chinensis L. >50 Smilax corbularia Kunth >50 Smilax glabra Roxb. >50 Dioscorea membranacea Pierre ex Prain & Burkill 7.65 ± 0.39 Andrographis paniculata (Burm.f.) Wall. Ex Nees 38.65± 0.55 Bauhinia strychnifolia Craib. >50 Betula alnoides Buch. Ham. >50 Caesalpinia sappan Linn. 13.68± 2.20 Coptosapelta flavescens Korth. >50 Coscinium fenestratum (Gaertn.) Colebr. 10.32± 1.53 Ficus foveolata Wall. >50 Litsea cubeba (Lour). >50 Ochna integerrima (Lour.) Merr. >50 Suregada multiflorum (A.Juss) Baill >50 Baliospermum montanum Muell-Arg. 4.49 ± 2.59 Cassia garrettiana (Craib) Irwin & Barneby 8.76 ± 0.31 Croton oblongifolius Roxb. 3.65 ± 0.20 Harrisonia perforata (Blanco) Merr. 30.81± 1.45 Maytenus marcanii >50 Phyllanthus amarus Schum & Thonn. 22.89± 1.10 Phyllanthus reticulatus Poir. >50 Tiliacora triandra (Colebr.) Diels 33.18± 2.02 Tinospora baenzigeri Forman >50 Tinospora crispa (L.) Hook. f., & Thomson >50 Piper interruptum Opiz. 26.06± 1.71 Piper retrofractum Vahl. 10.24± 2.23 Piper sarmentosum Roxb. 9.51 ± 0.57 Plumbago indica L. 21.50± 0.79 Zingiber officinale Roscoe. 15.14 ± 1.26