Yüzenadalar (Bingöl-Solhan) Çevresinin Fulorası.

Abstract

This research was carried out to determine the flora of Yüzenadalar (Floating Islands) (Bingöl-Solhan) and surroundings. The 1090 plant specimens were collected from the research area. Totally 446 species belong to the 70 families and 308 genera were determined. From these, 2 species belong to Pteridophyta, 444 species belong to Spermatophyta division. Coniferophyta and Magnoliophyta subdvisions in Spermatophyta include 3 and 441 species, respectively. In Magnoliophyta subdivision, 371 species were determined in Magnoliopsida and 70 species were determined in Liliopsida class. In the research area, 56 endemic species were determined and endemism ratio is 12.5%. The distibution of phytogeographic elements is: Anatolia-Turanian 160 (35.8%), Mediterranean 16 (3.6%), Euro-Siberian 24 (5.4%), multiregional or unknown phytogeographic elements 246 (55.2%). The distibution of biological types of species is: Phanerophyte 21, chamaeophyte 25, hemicriptophyte 220, criptophyte 48, terophyte 132. According to their species content, the greatest 5 families are ordered respectively as follows: Asteraceae 54 (12.1%), Fabaceae 43 (9.6%), Brassicaceae 40 (8.9%), Poaceae 35 (7.8%), Lamiaceae 35 (7.8%). Acording to their taxa content greatest 7 genera are ordered respectively as follows: Centaurea 9, Trifolium 8, Astragalus 7, Salvia 7, Euphorbia 6, Silene 5, Vicia 5.