<abstract xmlns="http://www.w3.org/1999/xhtml"><p>The aim of the study was to describe pollen morphology and its variability of four Linum species: L. perenne subsp. extraaxillare, L. hirsutum, L. flavum and L. austriacum, all derived from Poland, but occurring in few natural sites within the country. Light and scanning electron microscopy was used and statistical analyses of quantitative pollen traits were performed. All taxa shared pollen grains which were 3-zonocolpate, isopolar, radiosymmetric, spheroidal and medium to large in size. Grains were semitectate, with the sculptural elements of the exine as gemmae or clavae. Additionally, upper parts of gemmae and clavae had a microstriate pattern. Despite great similarity among the investigated Linum species in pollen morphology, distinguishing features were determined.</p></abstract>

The aim of the study was to describe pollen morphology and its variability of four Linum species: L. perenne subsp. extraaxillare, L. hirsutum, L. flavum and L. austriacum, all derived from Poland, but occurring in few natural sites within the country. Light and scanning electron microscopy was used and statistical analyses of quantitative pollen traits were performed. All taxa shared pollen grains which were 3-zonocolpate, isopolar, radiosymmetric, spheroidal and medium to large in size. Grains were semitectate, with the sculptural elements of the exine as gemmae or clavae. Additionally, upper parts of gemmae and clavae had a microstriate pattern. Despite great similarity among the investigated Linum species in pollen morphology, distinguishing features were determined.

Pollen morphology of rare species of Linum L. (Linaceae) from Poland

Department of Botany, University of Life Sciences in Poznań, Wojska Polskiego 71c, 60-325, Poznań, Poland

Department of Forest Botany, University of Life Sciences in Poznań, Wojska Polskiego 71c, 60-325 Poznań, Poland

Botanical Garden, Adam Mickiewicz University in Poznań, Dąbrowskiego 165, 60-594 Poznań, Poland

Department of Plant Taxonomy, Botanical Garden, Adam Mickiewicz University in Poznan, Dąbrowskiego 165, 60-594 Poznań, Poland

Biodiversity Research and Conservation

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

{"article-title":"Pollen morphology of rare species of Linum L. (Linaceae) from Poland"}

The aim of the study was to describe pollen morphology and its variability of four Linum species: L. perenne subsp. extraaxillare, L. hirsutum, L. flavum and...

Pollen morphology of rare species of Linum L. (Linaceae) from Poland

Publié en ligne: 06 mai 2016

Pages: 1 - 12

Reçu: 21 mai 2015

Accepté: 21 déc. 2015

DOI: https://doi.org/10.1515/biorc-2015-0028

© De Gruyter Open

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.