"nelissae"* "Turbinicarpus ysabelae"===== Serie "Viereckii" =====* "Turbinicarpus gielsdorfianus"* "Turbinicarpus major"* "Turbinicarpus viereckii" subsp.
"nelissae"* "Turbinicarpus ysabelae"===== Секция "Viereckii" =====* "Turbinicarpus gielsdorfianus"* "Turbinicarpus major"* "Turbinicarpus viereckii" subsp.