The plant resources of Sitamata Wildlife Sanctuary for family acanthaceae were studied and analyzed. During the study 17 genera and 20 species of this were recorded. The sanctuary is characterized by herbs dominate the flora followed by trees, climbers and shrubs. Dominance of phanerophytes indicates the tropical moist and humid climate. Adhatoda zeylanica Medic. and Carvia callosa (Nees) Bremek is rare species in this sanctuary while most frequent occurring species is Barleria cristata L. Species such as Eranthemum purpurascens Wight ex Nees is localized along the river corners. The medicinal uses by tribes of this family were also recorded. Proper conservation and management plans are needed to save the natural resources, especially medicinal plants, of this sanctuary.

The genus Monothecium is reported as an addition to the Flora of Eastern Ghats. A brief description, nomenclature, ecology and other relevant notes are provided for identification of the taxon in the field.

The genus Barleria is represented by 26 species in India; while Khanna et al. reported 9 species (excluding Barleria acanthoides) of it from Madhya Pradesh. Barleria acanthoides has been reported from Gujarat, Haryana, Maharshtra, Panjab & Rajisthan states of India. The present communication facilitates to include Madhya Pradesh also in the list.

Seven new combinations are proposed under the segregate genus Chamaesyce S.F. Gray for the taxa of Euphorbia subg. Chamaesyce (Euphorbiaceae) from India.

Memecylon jadhavii (Melastomataceae) is described as a new species from northern Eastern Ghats of Andhra Pradesh, India.

Cissus xavierensis sp. nov. is described from Tamil Nadu allied to Cissus quadrangularis L. but differs from having flat stem and acute calyx lobes

Hippocratea parkinsonii Chakrab. & Gang. is reinstated to specific rank.

Thunbergia coccinea is reported as an addition to the flora of South India. Detailed description, nomenclature, phenology and other relevant details are provided for easy identification and better understanding of the taxa.