Phenological studies of herbaceous medicinal plants of Surguja district (Chhattisgarh)
1Shubha Verma, 2Veenapani Dubey and 3R.P. Sharma
1Department of Botany, Govt. Agrasen College, Bilha, Bilaspur-495224 (India) 2Department of Botany. C.M.Dubey P.G. College, Bilaspur-495001 (India) 3Department of Botany, Govt. Agrasen College, Bilha, Bilaspur-495224 (India) Email : vermashubha27@gmail.com Phone Number-9926134188
ABSTRACT
Phenological studies are important for the cultivation of medicinal plants, as it provides the idea about the best suitable climatic conditions for their vegetative growth and reproduction time. More than 106 species of medicinal plants belonging to 37 families, were recorded for phenological studies in session 2022-23. Nearly all the herbaceous medicinal plants make their appearance in the month of July and August. During these two months most of the species were in vegetative condition. Phenology of herbaceous vegetation revealed that majority of annual plants flowers between the month of September to January. Few species like Datura alba, Calotropis procera, Cleome viscosa, Phyla nodulosum, Eclipta alba,Cyperus rotundus, Cassia tora, Cassia occidentalis, and Cassia alata were in flowering stage in the month of August. Argemone mexicana flowered in late winter. Rauwolfia tetraphylla, Tinospora cordifolia, and Vitex negundo flowered in summer. Catharanthus roseus, Chenopodium album, Oxalis corniculata, Amaranthus viridis Cynodon dactylon, Tridex procumbens, Calotropis procera, Hyptis suaveolens and Euphorbia hirta flowered in all seasons. Acorus calamus and Cissus quadrangularis are always in vegetative growth.