Roślinność psammofilna wschodniego wybrzeża Bajkału

Abstract

In the article give of the characteristic psammophilous steppes eastern on the third index plots of the sea coast lake Baikal (Katkova, Bezymyannaya, Peschanoye). On the base 39 geobotanical descripthion determine phytocoenotic diversity of the psammo‑steppes. In the coenoses dominanted species of the psammophilous ecology – Bromopsis korotkiji (Drobow) Holub, Carex sabulosa Turcz. Ex Kunth, Oxytropis lanata (Pall.) DC and species of the xeropetrophites mountain steppes – Artemisia ledebouriana Besser, Phlojodicarpus sibiricus (Fisch. ex Spreng.) K‑Pol. The coenoflora of the psammophilous steppe consist is it 70 species of the higher vascular plants. In this number species common on the third index plots show up 42,8%. The original of the flora given the endemic species – Craniospermum subvillosum Lehm., Astragalus sericeocanus Gontsch., Festuca rubra ssp. baicalensis (Griseb.) Tzvelev.