A new species Astragalus (sect. Cystium, Fabaceae) of genus Astragalus from the Eastern Caucasus

It is noted that one of the collections used by Alexander von Bunge in describing the Astragalus biebersteinii Bunge (section Paracystyum Gontsch.) (Bunge, 1868, 1869) “... supra Altyagatsch. 21 VII 1855 [Seidlitz]”, differs sharply from the lectotype of this species “...circa Kurt Bulak, 1796”, but quite similar to A. massalskyi Grossh. (section Cystium Bunge), differing from the latter in leaflet shape and pods pubescens. Identical specimens have been identified in herbarium collections of LE and DAG. A new species A. cordigerus Knjaz., Laktionov et Murtaz., sp. nov. is described. An original key for the identification of A. cordigerus and some similar species of sections Cystium and Paracystium is given.

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Publication Details

Journal
Turczaninowia
Published
2025-10-11
DOI
https://doi.org/10.14258/turczaninowia.28.3.22
Primary Topic
Plant Ecology and Taxonomy Studies
Type
article
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article

A new species Astragalus (sect. Cystium, Fabaceae) of genus Astragalus from the Eastern Caucasus

M. S. Knyazev, Ramazan A. Murtazaliev, А. П. Лактионов
Turczaninowia
Plant Ecology and Taxonomy Studies
article

A new species Astragalus (sect. Cystium, Fabaceae) of genus Astragalus from the Eastern Caucasus

M. S. Knyazev, Ramazan A. Murtazaliev, А. П. Лактионов
article en

Abstract

It is noted that one of the collections used by Alexander von Bunge in describing the Astragalus biebersteinii Bunge (section Paracystyum Gontsch.) (Bunge, 1868, 1869) “... supra Altyagatsch. 21 VII 1855 [Seidlitz]”, differs sharply from the lectotype of this species “...circa Kurt Bulak, 1796”, but quite similar to A. massalskyi Grossh. (section Cystium Bunge), differing from the latter in leaflet shape and pods pubescens. Identical specimens have been identified in herbarium collections of LE and DAG. A new species A. cordigerus Knjaz., Laktionov et Murtaz., sp. nov. is described. An original key for the identification of A. cordigerus and some similar species of sections Cystium and Paracystium is given.

TurczaninowiaVol. 28(3)
Openalex Percentile: Top 77%
Plant Ecology and Taxonomy Studies
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