Studies on aquatic angiosperms of Rajshahi district, Bangladesh was carried out during January 2023 to December 2023. A total of 42 species belonging to 36 genera and 23 families were collected and identified. Among the aquatic angiosperms, Magnoliopsida (Dicotyledones) is represented by 30 species; whereas Liliopsida (Monocotyledones) is represented by 12 species. The family Pologonaceae contained the highest number of plants followed by Nymphaeaceae, Poaceae, Cyperaceae, Euphorbiaceae, Convolvulaceae, Onagraceae, Araceae, Hydrocharitaceae, Pontederiaceae, Commelinaceae was dominant families in the study area. In the research area, 26 species were common and 16 species were rare. Twenty four (24) medicinal plants have been documented with their uses for the cure of more than 17 diseases, and some of these are dysentery, fever, constipation, asthma, arthritis, diarrhea and skin disorders, snake bite, asthma, diabetes, inflammation, malaria, stomach disorders, anticancer, antioxidant, anti-inflammatory, antimicrobial, skin whitening, insecticidal activities, infertility, heart diseases, dysentery, and indigestion, epilepsy and others. The present study will help in identifying the aquatic angiosperms for further investigation and also beneficial to develop the herbal drug development.

The present paper recorded the traditional knowledge of selected medicinal plants used by the local peoples of Rajshahi district, Bangladesh. The field surveys were conducted from July 2018 to June 2021. A total of 89 informants (52 male and 37 female) between 23 and 83 years of age were interviewed. This paper documents 73 plants species under 68 genera and 44 families have been documented which are used for the treatment of forty eight ailments and mode of application. The current investigation will be useful in identifying the selected medicinal plants for future research and also beneficial to develop the Herbal Medicare.

This study presents findings based on research of medicinally significant plants discovered in Phulbari upazila of Kurigram district, Bangladesh. The data presented in this work was gathered from field surveys conducted in the study area. The field surveys were conducted in July 2022 to March 2024. The documenting of medicinal plants was facilitated by herbal practitioners, informed individuals, and locals who benefit from the medicinal uses of these plants. A total of 67 informants (46 male and 21 female) between 21 and 70 years of age were interviewed. A total of 71 plant species under 66 genera and 42 families have been documented which are used for the treatment of 67 categories diseases. Out of recorded diseases, cough, skin disease, wound, fever, dysentery, diarrhoea, stomach-ache, constipation, diabetes, eczema, skin disease, toothache, worm, wound, sex problems, asthma and bronchitis was dominant diseases in the study area. This research discusses related medicinal plants, their botanical names, family names, how plants are used to treat the illness, and administration methods. The current investigation will be useful in identifying the medicinal plant species for future research and also beneficial to evolve the herbal medicines.

A preliminary taxonomic investigation on the family Solanaceae growing at Rajshahi metropolitan area of Bangladesh was carried out from September 2022 to June 2023. A total of 19 (Nineteen) species under 9 (Nine) genera of the family Solanaceae were collected and identified. Out of the recorded species, Capsicum frutescens L., Lycopersicum esculentum Mill., Nicotiana plumbaginifolia Viv., Petunia hybrida Hort., Physalis minima L., Solanum melongena L., Solanum nigrum L., Solanum sisymbrifolium Lamk., Solanum torvum Swartz., Solanum tuberosum L., Solanum villosum Mill., Solanum violaceum Ortega., was coomon and Capsicum annuum L., Cestrum nocturnum L., Datura metel L., Physalis angulata L., Solanum spirale Roxb., Solanum virginicum L. and Withania somnifera (L.) Dunal. was rare species in the study area. Physalis angulata L. and Solanum villosum Mill. has been reported for the first time in the study area. A complete taxonomic account of each species is given with current nomenclature, synonyms, local name, English name, brief taxonomic description, status of occurrence, distribution, chromosome number; flowering time and uses were provided. Photographs of all species are also provided. The present study will help in identifying the major Solanaceae species for further investigation.

Objectives: The research documented the use of medicinal plants in treating various diseases by the peoples in Paba Upazila of Rajshahi District, Bangladesh. Methods: Information on the local uses of medicinal plants was collected using semi-structured interviews with key informants from October 2021 to September 2022 were investigated. Results: This paper documents 71 plants species under 66 genera and 42 families have been documented which are used for the treatment of 85 categories diseases. For each species scientific name, local name, family name, habit, part(s) used, diseases and treatment process are provided. Conclusion: This important work may be helpful to develop the herbal drug development in future.