Floristic findings on the territory of Taimyr (Dolgan-Nenets) municipal district (Krasnoyarsky Region)

Abstract

The list of new floristic findings on the territory of the Taimyr municipal district (TMD) is given. In 2015-2016, herbarization was conducted in the North-West of Putorana Plateau, in 2013-2014 - in Khatanga river basin. The list also includes some species not observed earlier in the district; they were identified from earlier collections. 12 plant species are new for the TMD (Botrychium multifidum (S. G. Gmelin) Rupr., Carex lasiocarpa Ehrh., Luzula pallescens Sw., Rumex alpestris Jacq., R. pseudonatronatus (Borb.) Borb. ex Murb., Naumburgia thyrsiflora (L.) Reichenb., Thymus indigirkensis Karav., Th. sergievskajae Karav., Linaria acutiloba Fisch. ex Reichenb., Tephroseris lenensis (Schischk.) Holub, Saussurea alpina (L.) DC., S. lenensis Popov ex Lipsch.), 13 were firstly found on the Putorana Plateau within TMD (Potamogeton berchtoldii Fieber, P. friesii Rupr., P. gramineus L., P. praelongus Wulfen, Carex acuta L., C. heleonastes Ehrh. ex L., C. meyeriana Kunth, Lemna trisulca L., Urtica sondenii (Simmons) Avrorin ex Geltman, Silene amoena L., Ceratophyllum demersum L., Callitriche hermaphroditica L., Thymus oxyodonthus Klokov). New locations for rare or growing in extreme limits of area 19 species of plants are also given. For each species the coordinates of the place of collection, date of collection, nature of habitat, type of area, ecological-coenotic character are given.