taxonID	type	description	language	source
C5BA900FE0BB5DC4BA074E106D598FA2.taxon	description	Fig. 4	en	Sefalı, Abdurrahman, Yapar, Yakup, Demir, İbrahim, Yurtvermez, Bayram, Keser, Ali Murat (2025): Primula longipes subsp. bayburtensis Sefali, Yapar & Demir (Primulaceae): A new taxon from north-eastern Anatolia, Türkiye. PhytoKeys 256: 141-150, DOI: 10.3897/phytokeys.256.150268
C5BA900FE0BB5DC4BA074E106D598FA2.taxon	diagnosis	Diagnosis. Primula longipes subsp. bayburtensis differs from P. longipes subsp. longipes in its longer corolla tube and thurm flowers unwidening corolla throat. While Primula longipes subsp. bayburtensis ’ s corolla tube ca. 14 mm and calyx / corolla tube length ratio is 0.5, P. longipes subsp. longipes ’ s corolla tube ca. 12 mm and calyx / corolla tube length ratio is 0.7 (Fig. 3).	en	Sefalı, Abdurrahman, Yapar, Yakup, Demir, İbrahim, Yurtvermez, Bayram, Keser, Ali Murat (2025): Primula longipes subsp. bayburtensis Sefali, Yapar & Demir (Primulaceae): A new taxon from north-eastern Anatolia, Türkiye. PhytoKeys 256: 141-150, DOI: 10.3897/phytokeys.256.150268
C5BA900FE0BB5DC4BA074E106D598FA2.taxon	etymology	Etymology. Primula longipes subsp. bayburtensis is named after the geographical province. This epithet is bayburtensis (in Turkish, Bayburt), refering to Bayburt Province, north-eastern Türkiye. The Turkish name for this taxon was chosen as “ Bayburt çulhası ” (Menemen et al. 2016).	en	Sefalı, Abdurrahman, Yapar, Yakup, Demir, İbrahim, Yurtvermez, Bayram, Keser, Ali Murat (2025): Primula longipes subsp. bayburtensis Sefali, Yapar & Demir (Primulaceae): A new taxon from north-eastern Anatolia, Türkiye. PhytoKeys 256: 141-150, DOI: 10.3897/phytokeys.256.150268
C5BA900FE0BB5DC4BA074E106D598FA2.taxon	description	Description. Sturdy perennial, 15 – 50 cm, basal bud scales long stocks formed by overlapping petioles. Roots thickish and fibrous. Stem shortly puberulent, farinose. Leaves rosette, petiole broadly winged, 6 – 8 × ca. 1 cm. Leaf lamina elliptic-lanceolate 6 – 22 × 1.5 – 3 cm and near petiole shortly puberulent, farinose, base gradually thinning. Leaf margin irregularly blunt denticulate and apex bluntly acute. Scapes 10 – 38 cm, elongated to 45 cm in fruit. Inflorescence, 4 – 30 - flowered (sometimes 2 - whorled) at umbels. Bracts linear lanceolate, generally filiform, 2 – 13 mm. Flowers heterostylous. Pedicel 8 – 12 mm, elongated to 2 – 5.5 cm in fruit. Calyx tubular, 5 – 7 mm, divided to 3 / 5. Calyx teeth, 3.5 – 4.5 mm, lobes linear to lanceolate. Corolla tube ca. 14 mm, lobes 6 – 10 mm, ± broadly oblong, entire, magenta. Pin flowers, stamens 4 – 5 mm above base of corolla tube, style longer than calyx. Thrum flowers, stamens equalling or above (1 – 1.5 mm) apex of calyx, style ca. 4 mm. Capsule cylindrical, 2 – 4.5 × as long as calyx. Seed elliptic to deltoid, yellowish, 2 × 1.5 mm (Fig. 4).	en	Sefalı, Abdurrahman, Yapar, Yakup, Demir, İbrahim, Yurtvermez, Bayram, Keser, Ali Murat (2025): Primula longipes subsp. bayburtensis Sefali, Yapar & Demir (Primulaceae): A new taxon from north-eastern Anatolia, Türkiye. PhytoKeys 256: 141-150, DOI: 10.3897/phytokeys.256.150268
C5BA900FE0BB5DC4BA074E106D598FA2.taxon	distribution	Distribution and ecology. (Fig. 2) The new taxon is a local endemic restricted to the south valley of Kırklar Mountain in Bayburt Province, North-eastern Türkiye. It is an Euxine element (Figs 1, 2). The habitat of the Primula longipes subsp. bayburtensis is stream banks and it grows in open alpine areas. The new subspecies grows in the near vicinity of Draba nemorosa L., Cardamine raphanifolia Pourr., Primula algida Adams, P. auriculata Lam., P. elatior subsp. amoena (M. Bieb.) Greuter & Burdet, Pedicularis nordmanniana Bunge, Erica spiculifolia Salisb., Scilla alinihatiana Aslan & Yıldırım, Silene lazica Boiss. (it is found near stony places), Erodium hendrikii Alpınar, Pinguicula balcanica Casper, Heracleum pastinacifolium K. Koch, Saxifraga exarata Vill., Minuartia aizoides (Boiss.) Bornm. and Poa sp.	en	Sefalı, Abdurrahman, Yapar, Yakup, Demir, İbrahim, Yurtvermez, Bayram, Keser, Ali Murat (2025): Primula longipes subsp. bayburtensis Sefali, Yapar & Demir (Primulaceae): A new taxon from north-eastern Anatolia, Türkiye. PhytoKeys 256: 141-150, DOI: 10.3897/phytokeys.256.150268
