Relatives

Range of distribution of Transcaspian Couch (Elymus transhyrcanus) .

Object description Download GIS-layers

Author:

The expert-botanist and the GIS expert - L.L.Malyshev.

Date of creation:

25.06.2007

Scale:

1:20 000 000.

Accuracy of the map:

The map is based on data of 1:12 000 000-1:40 000 000 scale maps.

Projection:

"Albers Equal-Area Conic Projection for USSR", 9, 1001, 7, 100, 0, 44, 68, 0, 0

Basic contents:

The map is a vector file consisting of 1 basic and 2 subject layers. The species range is represented by dots.

Accuracy of the qualifier:

The dots represent information on the species localities according to herbarium materials of LE (1) and published sources (2).

Method of the map contruction:

The range map is based on coordinates according to herbarium materials of V.L.Komarov Botanical Institute (LE), the database of the species localities coordinates included in the Information Retrieval System "Crop Wild Relatives in Russia" (STC Informregistr 0229905883, 1999), and published maps (Grossheim, 1939). The species occurs rarely in the Caucasus (Karabakh) and in mountain regions of Central Asia (Darvaz Range). Described from Kopet-Dagh (Ashkhabad district, Chapan-Dagh MOunt).

References:

Grossheim AA. 1939. Flora of Caucasus. 2nd ed. V.1. 402 p. (In Russian).

Rights and copyrights:

The copyrights of the map and descriptions are held by their author.
The copyright of the photo is held by N.Yu.Malysheva, L.L.Malyshev.