Rheum telianum (Polygonaceae), a new species from Southeastern Anatolia (Turkey)

İLÇİM A., KARAHAN F.

Phytotaxa, vol.477, no.1, pp.81-89, 2020 (SCI-Expanded, Scopus) identifier

  • Publication Type: Article / Review
  • Volume: 477 Issue: 1
  • Publication Date: 2020
  • Doi Number: 10.11646/phytotaxa.477.1.6
  • Journal Name: Phytotaxa
  • Journal Indexes: Science Citation Index Expanded (SCI-EXPANDED), Scopus, BIOSIS, CAB Abstracts
  • Page Numbers: pp.81-89
  • Keywords: Endemic, New species, Rheum, Rhubarb, Taxonomy, Turkey
  • Hatay Mustafa Kemal University Affiliated: Yes

Abstract

Rheum telianum is described as a new species from Kayatepe village (south-eastern Anatolia, Turkey). It is morphologically related to the west-central Asiatic R. ribes and R. rhizostachyum from which can be easily distinguish by its stem surface (slightly verrucose), leaf number, shape, and size (usually 1-basal leaf or rarely with a small one at base, reniform-rotate, 6.5-100 × 4.5-56 cm), achene shape and size (cordate-triangular, 8-15 × 8-16 mm). The distribution, notes on ecology, and conservation status of the new species are also provided.