[1]
Montanucci, R.R. and Kleszewski, K.-P. 2020. A taxonomic evaluation of Astrophytum myriostigma var. nudum (Cactaceae). Journal of the Botanical Research Institute of Texas. 14, 2 (Dec. 2020), 255-264. DOI:https://doi.org/10.17348/jbrit.v14.i2.1006.