A new collection of Rochelia retrosepala (Boraginaceae), a rare endemic species from Iran; its phylogenetic position and conservation status

Document Type : Research Paper

Author

Natural Resources Research Department, Isfahan Agricultural and Natural Resources Research and Education Center, AREEO, Isfahan, Iran

Abstract

Recent botanical expeditions in Isfahan province led to the recollection of Rochelia retrosepala as a very rare and endemic species. Molecular data obtained from ITS nuclear sequences and trnL-F chloroplast sequences are presented to indicate its phylogenetic position in the genus. Based on the molecular results, R. persica is the closest relative taxon to the R. retrosepala. Some notes about the distribution and habitat of this rare species are presented. Furthermore, according to IUCN criteria and categories the conservation status of the species was assessed as Critically Endangered (CE).

Keywords


Article Title [Persian]

جمع‌آوری جدید Rochelia retrosepala (تیره گاوزبانیان)، یک گونه نادر و انحصاری از ایران، موقعیت فیلوژنتیکی و جایگاه حفاظتی آن

Author [Persian]

  • آزاده اخوان روفیگر
بخش تحقیقات منابع طبیعی، مرکز تحقیقات و آموزش کشاورزی و منابع طبیعی استان اصفهان، سازمان تحقیقات، آموزش و ترویج کشاورزی، اصفهان، ایران
Abstract [Persian]

انجام مطالعات گیاه‌شناسی اخیر در استان اصفهان منجر به جمع‌آوری مجدد Rochelia retrosepala ،گونه‌ای بسیار نادر و انحصاری شد. داده‌های مولکولی بدست آمده از توالی‌های هسته‌ای ITS و توالی‌های کلروپلاستی trnL-F برای نشان دادن موقعیت فیلوژنتیک این گونه در جنس ارائه می‌شود. براساس نتایج مولکولیR. persica ، نزدیک‌ترین خویشاوند به R. retrosepala است. برخی یادداشت‌ها در خصوص پراکنش و زیستگاه این گونه نادر ارائه شده است. همچنین، وضعیت حفاظتی آن بر اساس معیارها و دسته‌بندی‌های IUCN با درجه "در بحران انقراض" ارزیابی شد.

Keywords [Persian]

  • : Rochelia
  • Boraginaceae
  • Flora of Iran
  • Zagros
  • phylogeny
  • threatened species
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