Published Online: Jul 17, 2020
Page range: 222 - 224
DOI: https://doi.org/10.2478/prolas-2020-0034
© 2020 Uldis Kondratovičs, published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.
Uldis Kondratovičs
Director of the Botanic Garden
University of Latvia