Vol. 4 No. 2 (2025)

Articles

• Research Article Open Access

  Polymorph Stability Index (PSI) for Integrated Assessment of Floristic Families in Surkhandarya (Central Asia)

  Authors: Otabek Sotiboldiyev, Feruz Akbarov, Sardor Po'latov, Akram Ibragimov, Komiljon Sh. Tojibaev (Author)

  DOI: https://doi.org/10.54981/PDCA/vol4_iss2/a1

  License: cc BY 4.0

  Keywords: Polymorph Stability Index; floristic families; spatial analysis; ecological gradients; niche breadth; Surkhandarya

  Abstract This study evaluates the dominance of polymorphic floristic families in the flora of Surkhandarya using an integrated, multidimensional approach. A total of 64,619 georeferenced occurrence records representing 2,202 species were analyzed to assess spatial, ecological, and taxonomic patterns.…

  1-14 pp.

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• Research Article Open Access

  Phylogenomics and biogeographic patterns of Scutellaria L. (Lamiaceae): southern Asian origins and worldwide dispersal

  Authors: Bobur Karimov, Elena Nikitina, Kobiljon A. Bobokalonov, Vera A. Cheryomushkina, Alexey Yu. Astashenkov, Ziyoviddin Yusupov, Komiljon Sh. Tojibaev (Author)

  DOI: https://doi.org/10.54981/PDCA/vol4_iss2/a2

  License: cc BY 4.0

  Keywords: plastome structure; comparative genomics; codon usage bias; hypervariable regions; lineage diversification; evolutionary history

  Abstract Scutellaria L. (Lamiaceae) is a diverse and pharmacologically important genus with significant species richness in Central Asia. Here, we sequenced and analyzed complete chloroplast genomes of 14 Scutellaria species from Uzbekistan and adjacent regions, integrating them with 184 publicly available…

  1-22 pp.

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