[1]
Montanucci, R.R. and Kleszewski, K.-P. 2021. Taxonomic history, comparative morphology, and variation in Astrophytum myriostigma and its subspecies tulense (Cactaceae). Journal of the Botanical Research Institute of Texas. 15, 2 (Dec. 2021), 327-341. DOI:https://doi.org/10.17348/jbrit.v15.i2.1152.