A taxonomic account of Ranunculus section Batrachium (Ranunculaceae) Author Wiegleb, Gerhard Author Bobrov, Alexander A. I. D. Papanin Institute for Biology of Inland Waters RAS, Borok, Nekouz distr., Yaroslavl reg., 152742, Russia; Author Zalewska-Gałosz, Joanna Institute of Botany, Jagiellonian University, Kopernika 27, 31 - 501, Kraków, Poland; text Phytotaxa 2017 2017-08-29 319 1 1 55 http://dx.doi.org/10.11646/phytotaxa.319.1.1 journal article 10.11646/phytotaxa.319.1.1 1179-3163 13697035 27. Ranunculus sphaerospermus Boiss. & C.I. Blanche Biodiversity in Turkey (http://dogalhayat.org/turler/ranunculus-sphaerospermus-su-cicegi/) (accessed 19 Oct 2016 ). Plantarium (http://www.plantarium.ru/page/view/item/6316.html) (as Batrachium pachycaulon , from the locus classicus ) [in Russian] (accessed 21 Nov 2016 ) Plants of Turkey (http://www.turkiyebitkileri.com/index.php?dil=en&id=2&familya=61&cins=363&tur=1271) (accessed 19 Oct 2016 )