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Rheum, common name rhubarb is a source of number of chemical compounds like emodin, rutin and rhein. Plants are used as drugs, laxative and purgative. The two species of this genus viz R.emodi and R.webbianum grow wild in the Kashmir Himalaya. Keeping the threat status and the economic importance of these two species into consideration, an attempt was made to study their detailed meiotic course. Meiotic analysis revealed n=11 (2x) and n=22 (4x) as the chromosome numbers in R.emodi anddoi:10.3199/iscb.6.41 fatcat:nugiwk5b3jgzzdjsvevu3wjz6e