文摘
The modern status of rare species on the Ustyurt Plateau is evaluated. New coenotic populations of two species (Malacocarpus crithmifolius (Retz.) C. A. Mey. and Euphorbia sclerocyathium Korov. et M. Pop.) registered in the Red Data Book are revealed. Their status is assessed by the ontogenetic structure. The distribution pattern of some rare species growing on the Kara-Kalpak part of the Ustyurt Plateau (Crambe edentula, Lagochilus acutilobus, Crataegus korolkowii, and Allium delicatulum) that are not listed in the Red Data Book of Uzbekistan, is characterized. Keywords Ustyurt Plateau oil and gas industry endemics rare plant species coenotic population status addition to the Flora of Uzbekistan